diff --git a/VERSION b/VERSION
index bc75b47..7b93113 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-go1.8.1.typealias
\ No newline at end of file
+go1.8.3.typealias
\ No newline at end of file
diff --git a/doc/cmd.html b/doc/cmd.html
index 992f176..4d6ac01 100644
--- a/doc/cmd.html
+++ b/doc/cmd.html
@@ -22,8 +22,6 @@
 This style of invocation allows, for instance, checking a single source file
 rather than an entire package: <code>go tool vet myprogram.go</code> as
 compared to <code>go vet mypackage</code>.
-Some of the commands, such as <code>yacc</code>, are accessible only through
-the go <code>tool</code> subcommand.
 </p>
 
 <p>
@@ -95,12 +93,6 @@
 calls whose arguments do not align with the format string.</td>
 </tr>
 
-<tr>
-<td><a href="/cmd/yacc/">yacc</a></td>
-<td>&nbsp;&nbsp;&nbsp;&nbsp;</td>
-<td>Yacc is a version of yacc that generates parsers implemented in Go.</td>
-</tr>
-
 </table>
 
 <p>
diff --git a/doc/devel/release.html b/doc/devel/release.html
index c4ca6a6..8999a8f 100644
--- a/doc/devel/release.html
+++ b/doc/devel/release.html
@@ -49,6 +49,20 @@
 1.8.1 milestone</a> on our issue tracker for details.
 </p>
 
+<p>
+go1.8.2 (released 2017/05/23) includes a security fix to the
+<code>crypto/elliptic</code> package.
+See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.2">Go
+1.8.2 milestone</a> on our issue tracker for details.
+</p>
+
+<p>
+go1.8.3 (released 2017/05/24) includes fixes to the compiler, runtime,
+documentation, and the <code>database/sql</code> package.
+See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.3">Go
+1.8.3 milestone</a> on our issue tracker for details.
+</p>
+
 <h2 id="go1.7">go1.7 (released 2016/08/15)</h2>
 
 <p>
@@ -95,6 +109,13 @@
 1.7.5 milestone</a> on our issue tracker for details.
 </p>
 
+<p>
+go1.7.6 (released 2017/05/23) includes the same security fix as Go 1.8.2 and
+was released at the same time.
+See the <a href="https://github.com/golang/go/issues?q=milestone%3AGo1.8.2">Go
+1.8.2 milestone</a> on our issue tracker for details.
+</p>
+
 <h2 id="go1.6">go1.6 (released 2016/02/17)</h2>
 
 <p>
diff --git a/src/cmd/compile/internal/amd64/galign.go b/src/cmd/compile/internal/amd64/galign.go
index bb3830b..6fd7f31 100644
--- a/src/cmd/compile/internal/amd64/galign.go
+++ b/src/cmd/compile/internal/amd64/galign.go
@@ -27,4 +27,5 @@
 	gc.Thearch.SSAMarkMoves = ssaMarkMoves
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/amd64/ggen.go b/src/cmd/compile/internal/amd64/ggen.go
index c137b52..d121533 100644
--- a/src/cmd/compile/internal/amd64/ggen.go
+++ b/src/cmd/compile/internal/amd64/ggen.go
@@ -166,6 +166,27 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	op := x86.AMOVQ
+	if gc.Widthptr == 4 {
+		op = x86.AMOVL
+	}
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += int64(gc.Widthptr) {
+		p := gc.AddAsmAfter(op, pp)
+		pp = p
+		p.From.Type = obj.TYPE_CONST
+		p.From.Offset = 0
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = x86.REG_SP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	// This is actually not the x86 NOP anymore,
 	// but at the point where it gets used, AX is dead
diff --git a/src/cmd/compile/internal/arm/galign.go b/src/cmd/compile/internal/arm/galign.go
index 308b016..53f57cd 100644
--- a/src/cmd/compile/internal/arm/galign.go
+++ b/src/cmd/compile/internal/arm/galign.go
@@ -21,4 +21,5 @@
 	gc.Thearch.SSAMarkMoves = func(s *gc.SSAGenState, b *ssa.Block) {}
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/arm/ggen.go b/src/cmd/compile/internal/arm/ggen.go
index 6dce0a4..1b97a4d 100644
--- a/src/cmd/compile/internal/arm/ggen.go
+++ b/src/cmd/compile/internal/arm/ggen.go
@@ -92,6 +92,27 @@
 
 	return p
 }
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	p := gc.Prog(arm.AMOVW)
+	p.From.Type = obj.TYPE_CONST
+	p.From.Offset = 0
+	p.To.Type = obj.TYPE_REG
+	p.To.Reg = arm.REGTMP
+	for i := int64(0); i < size; i += 4 {
+		p := gc.AddAsmAfter(arm.AMOVW, pp)
+		pp = p
+		p.From.Type = obj.TYPE_REG
+		p.From.Reg = arm.REGTMP
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = arm.REGSP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
 
 func ginsnop() {
 	p := gc.Prog(arm.AAND)
diff --git a/src/cmd/compile/internal/arm64/galign.go b/src/cmd/compile/internal/arm64/galign.go
index 20a67e3..15680dd 100644
--- a/src/cmd/compile/internal/arm64/galign.go
+++ b/src/cmd/compile/internal/arm64/galign.go
@@ -21,4 +21,5 @@
 	gc.Thearch.SSAMarkMoves = func(s *gc.SSAGenState, b *ssa.Block) {}
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/arm64/ggen.go b/src/cmd/compile/internal/arm64/ggen.go
index 16813b6..83966a4 100644
--- a/src/cmd/compile/internal/arm64/ggen.go
+++ b/src/cmd/compile/internal/arm64/ggen.go
@@ -103,6 +103,23 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += 8 {
+		p := gc.AddAsmAfter(arm64.AMOVD, pp)
+		pp = p
+		p.From.Type = obj.TYPE_REG
+		p.From.Reg = arm64.REGZERO
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = arm64.REGSP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	p := gc.Prog(arm64.AHINT)
 	p.From.Type = obj.TYPE_CONST
diff --git a/src/cmd/compile/internal/gc/go.go b/src/cmd/compile/internal/gc/go.go
index 070fb5f..63d6b41 100644
--- a/src/cmd/compile/internal/gc/go.go
+++ b/src/cmd/compile/internal/gc/go.go
@@ -364,6 +364,12 @@
 	// SSAGenBlock emits end-of-block Progs. SSAGenValue should be called
 	// for all values in the block before SSAGenBlock.
 	SSAGenBlock func(s *SSAGenState, b, next *ssa.Block)
+
+	// ZeroAuto emits code to zero the given auto stack variable.
+	// Code is added immediately after pp.
+	// ZeroAuto must not use any non-temporary registers.
+	// ZeroAuto will only be called for variables which contain a pointer.
+	ZeroAuto func(n *Node, pp *obj.Prog)
 }
 
 var pcloc int32
diff --git a/src/cmd/compile/internal/gc/gsubr.go b/src/cmd/compile/internal/gc/gsubr.go
index 1e86363..2a8bedf 100644
--- a/src/cmd/compile/internal/gc/gsubr.go
+++ b/src/cmd/compile/internal/gc/gsubr.go
@@ -72,6 +72,15 @@
 	return q
 }
 
+func AddAsmAfter(as obj.As, p *obj.Prog) *obj.Prog {
+	q := Ctxt.NewProg()
+	Clearp(q)
+	q.As = as
+	q.Link = p.Link
+	p.Link = q
+	return q
+}
+
 func ggloblnod(nam *Node) {
 	s := Linksym(nam.Sym)
 	s.Gotype = Linksym(ngotype(nam))
diff --git a/src/cmd/compile/internal/gc/pgen.go b/src/cmd/compile/internal/gc/pgen.go
index 643ba79..dde28f6 100644
--- a/src/cmd/compile/internal/gc/pgen.go
+++ b/src/cmd/compile/internal/gc/pgen.go
@@ -120,7 +120,30 @@
 }
 
 func removevardef(firstp *obj.Prog) {
+	// At VARKILLs, zero variable if it is ambiguously live.
+	// After the VARKILL anything this variable references
+	// might be collected. If it were to become live again later,
+	// the GC will see references to already-collected objects.
+	// See issue 20029.
 	for p := firstp; p != nil; p = p.Link {
+		if p.As != obj.AVARKILL {
+			continue
+		}
+		n := p.To.Node.(*Node)
+		if !n.Name.Needzero {
+			continue
+		}
+		if n.Class != PAUTO {
+			Fatalf("zero of variable which isn't PAUTO %v", n)
+		}
+		if n.Type.Size()%int64(Widthptr) != 0 {
+			Fatalf("zero of variable not a multiple of ptr size %v", n)
+		}
+		Thearch.ZeroAuto(n, p)
+	}
+
+	for p := firstp; p != nil; p = p.Link {
+
 		for p.Link != nil && (p.Link.As == obj.AVARDEF || p.Link.As == obj.AVARKILL || p.Link.As == obj.AVARLIVE) {
 			p.Link = p.Link.Link
 		}
diff --git a/src/cmd/compile/internal/gc/ssa_test.go b/src/cmd/compile/internal/gc/ssa_test.go
index 1aebd90..bb315b9 100644
--- a/src/cmd/compile/internal/gc/ssa_test.go
+++ b/src/cmd/compile/internal/gc/ssa_test.go
@@ -63,6 +63,9 @@
 
 func TestChan(t *testing.T) { runTest(t, "chan.go") }
 
+// TestComparisonsConst tests results for comparison operations against constants.
+func TestComparisonsConst(t *testing.T) { runTest(t, "cmpConst.go") }
+
 func TestCompound(t *testing.T) { runTest(t, "compound.go") }
 
 func TestCtl(t *testing.T) { runTest(t, "ctl.go") }
diff --git a/src/cmd/compile/internal/gc/testdata/cmpConst.go b/src/cmd/compile/internal/gc/testdata/cmpConst.go
new file mode 100644
index 0000000..f7067be
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/cmpConst.go
@@ -0,0 +1,2217 @@
+// run
+// Code generated by gen/cmpConstGen.go. DO NOT EDIT.
+
+package main
+
+import (
+	"fmt"
+	"reflect"
+	"runtime"
+)
+
+// results show the expected result for the elements left of, equal to and right of the index.
+type result struct{ l, e, r bool }
+
+var (
+	eq = result{l: false, e: true, r: false}
+	ne = result{l: true, e: false, r: true}
+	lt = result{l: true, e: false, r: false}
+	le = result{l: true, e: true, r: false}
+	gt = result{l: false, e: false, r: true}
+	ge = result{l: false, e: true, r: true}
+)
+
+// uint64 tests
+var uint64_vals = []uint64{
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+	32768,
+	65534,
+	65535,
+	65536,
+	2147483646,
+	2147483647,
+	2147483648,
+	4278190080,
+	4294967294,
+	4294967295,
+	4294967296,
+	1095216660480,
+	9223372036854775806,
+	9223372036854775807,
+	9223372036854775808,
+	18374686479671623680,
+	18446744073709551614,
+	18446744073709551615,
+}
+
+func lt_0_uint64(x uint64) bool                    { return x < 0 }
+func le_0_uint64(x uint64) bool                    { return x <= 0 }
+func gt_0_uint64(x uint64) bool                    { return x > 0 }
+func ge_0_uint64(x uint64) bool                    { return x >= 0 }
+func eq_0_uint64(x uint64) bool                    { return x == 0 }
+func ne_0_uint64(x uint64) bool                    { return x != 0 }
+func lt_1_uint64(x uint64) bool                    { return x < 1 }
+func le_1_uint64(x uint64) bool                    { return x <= 1 }
+func gt_1_uint64(x uint64) bool                    { return x > 1 }
+func ge_1_uint64(x uint64) bool                    { return x >= 1 }
+func eq_1_uint64(x uint64) bool                    { return x == 1 }
+func ne_1_uint64(x uint64) bool                    { return x != 1 }
+func lt_126_uint64(x uint64) bool                  { return x < 126 }
+func le_126_uint64(x uint64) bool                  { return x <= 126 }
+func gt_126_uint64(x uint64) bool                  { return x > 126 }
+func ge_126_uint64(x uint64) bool                  { return x >= 126 }
+func eq_126_uint64(x uint64) bool                  { return x == 126 }
+func ne_126_uint64(x uint64) bool                  { return x != 126 }
+func lt_127_uint64(x uint64) bool                  { return x < 127 }
+func le_127_uint64(x uint64) bool                  { return x <= 127 }
+func gt_127_uint64(x uint64) bool                  { return x > 127 }
+func ge_127_uint64(x uint64) bool                  { return x >= 127 }
+func eq_127_uint64(x uint64) bool                  { return x == 127 }
+func ne_127_uint64(x uint64) bool                  { return x != 127 }
+func lt_128_uint64(x uint64) bool                  { return x < 128 }
+func le_128_uint64(x uint64) bool                  { return x <= 128 }
+func gt_128_uint64(x uint64) bool                  { return x > 128 }
+func ge_128_uint64(x uint64) bool                  { return x >= 128 }
+func eq_128_uint64(x uint64) bool                  { return x == 128 }
+func ne_128_uint64(x uint64) bool                  { return x != 128 }
+func lt_254_uint64(x uint64) bool                  { return x < 254 }
+func le_254_uint64(x uint64) bool                  { return x <= 254 }
+func gt_254_uint64(x uint64) bool                  { return x > 254 }
+func ge_254_uint64(x uint64) bool                  { return x >= 254 }
+func eq_254_uint64(x uint64) bool                  { return x == 254 }
+func ne_254_uint64(x uint64) bool                  { return x != 254 }
+func lt_255_uint64(x uint64) bool                  { return x < 255 }
+func le_255_uint64(x uint64) bool                  { return x <= 255 }
+func gt_255_uint64(x uint64) bool                  { return x > 255 }
+func ge_255_uint64(x uint64) bool                  { return x >= 255 }
+func eq_255_uint64(x uint64) bool                  { return x == 255 }
+func ne_255_uint64(x uint64) bool                  { return x != 255 }
+func lt_256_uint64(x uint64) bool                  { return x < 256 }
+func le_256_uint64(x uint64) bool                  { return x <= 256 }
+func gt_256_uint64(x uint64) bool                  { return x > 256 }
+func ge_256_uint64(x uint64) bool                  { return x >= 256 }
+func eq_256_uint64(x uint64) bool                  { return x == 256 }
+func ne_256_uint64(x uint64) bool                  { return x != 256 }
+func lt_32766_uint64(x uint64) bool                { return x < 32766 }
+func le_32766_uint64(x uint64) bool                { return x <= 32766 }
+func gt_32766_uint64(x uint64) bool                { return x > 32766 }
+func ge_32766_uint64(x uint64) bool                { return x >= 32766 }
+func eq_32766_uint64(x uint64) bool                { return x == 32766 }
+func ne_32766_uint64(x uint64) bool                { return x != 32766 }
+func lt_32767_uint64(x uint64) bool                { return x < 32767 }
+func le_32767_uint64(x uint64) bool                { return x <= 32767 }
+func gt_32767_uint64(x uint64) bool                { return x > 32767 }
+func ge_32767_uint64(x uint64) bool                { return x >= 32767 }
+func eq_32767_uint64(x uint64) bool                { return x == 32767 }
+func ne_32767_uint64(x uint64) bool                { return x != 32767 }
+func lt_32768_uint64(x uint64) bool                { return x < 32768 }
+func le_32768_uint64(x uint64) bool                { return x <= 32768 }
+func gt_32768_uint64(x uint64) bool                { return x > 32768 }
+func ge_32768_uint64(x uint64) bool                { return x >= 32768 }
+func eq_32768_uint64(x uint64) bool                { return x == 32768 }
+func ne_32768_uint64(x uint64) bool                { return x != 32768 }
+func lt_65534_uint64(x uint64) bool                { return x < 65534 }
+func le_65534_uint64(x uint64) bool                { return x <= 65534 }
+func gt_65534_uint64(x uint64) bool                { return x > 65534 }
+func ge_65534_uint64(x uint64) bool                { return x >= 65534 }
+func eq_65534_uint64(x uint64) bool                { return x == 65534 }
+func ne_65534_uint64(x uint64) bool                { return x != 65534 }
+func lt_65535_uint64(x uint64) bool                { return x < 65535 }
+func le_65535_uint64(x uint64) bool                { return x <= 65535 }
+func gt_65535_uint64(x uint64) bool                { return x > 65535 }
+func ge_65535_uint64(x uint64) bool                { return x >= 65535 }
+func eq_65535_uint64(x uint64) bool                { return x == 65535 }
+func ne_65535_uint64(x uint64) bool                { return x != 65535 }
+func lt_65536_uint64(x uint64) bool                { return x < 65536 }
+func le_65536_uint64(x uint64) bool                { return x <= 65536 }
+func gt_65536_uint64(x uint64) bool                { return x > 65536 }
+func ge_65536_uint64(x uint64) bool                { return x >= 65536 }
+func eq_65536_uint64(x uint64) bool                { return x == 65536 }
+func ne_65536_uint64(x uint64) bool                { return x != 65536 }
+func lt_2147483646_uint64(x uint64) bool           { return x < 2147483646 }
+func le_2147483646_uint64(x uint64) bool           { return x <= 2147483646 }
+func gt_2147483646_uint64(x uint64) bool           { return x > 2147483646 }
+func ge_2147483646_uint64(x uint64) bool           { return x >= 2147483646 }
+func eq_2147483646_uint64(x uint64) bool           { return x == 2147483646 }
+func ne_2147483646_uint64(x uint64) bool           { return x != 2147483646 }
+func lt_2147483647_uint64(x uint64) bool           { return x < 2147483647 }
+func le_2147483647_uint64(x uint64) bool           { return x <= 2147483647 }
+func gt_2147483647_uint64(x uint64) bool           { return x > 2147483647 }
+func ge_2147483647_uint64(x uint64) bool           { return x >= 2147483647 }
+func eq_2147483647_uint64(x uint64) bool           { return x == 2147483647 }
+func ne_2147483647_uint64(x uint64) bool           { return x != 2147483647 }
+func lt_2147483648_uint64(x uint64) bool           { return x < 2147483648 }
+func le_2147483648_uint64(x uint64) bool           { return x <= 2147483648 }
+func gt_2147483648_uint64(x uint64) bool           { return x > 2147483648 }
+func ge_2147483648_uint64(x uint64) bool           { return x >= 2147483648 }
+func eq_2147483648_uint64(x uint64) bool           { return x == 2147483648 }
+func ne_2147483648_uint64(x uint64) bool           { return x != 2147483648 }
+func lt_4278190080_uint64(x uint64) bool           { return x < 4278190080 }
+func le_4278190080_uint64(x uint64) bool           { return x <= 4278190080 }
+func gt_4278190080_uint64(x uint64) bool           { return x > 4278190080 }
+func ge_4278190080_uint64(x uint64) bool           { return x >= 4278190080 }
+func eq_4278190080_uint64(x uint64) bool           { return x == 4278190080 }
+func ne_4278190080_uint64(x uint64) bool           { return x != 4278190080 }
+func lt_4294967294_uint64(x uint64) bool           { return x < 4294967294 }
+func le_4294967294_uint64(x uint64) bool           { return x <= 4294967294 }
+func gt_4294967294_uint64(x uint64) bool           { return x > 4294967294 }
+func ge_4294967294_uint64(x uint64) bool           { return x >= 4294967294 }
+func eq_4294967294_uint64(x uint64) bool           { return x == 4294967294 }
+func ne_4294967294_uint64(x uint64) bool           { return x != 4294967294 }
+func lt_4294967295_uint64(x uint64) bool           { return x < 4294967295 }
+func le_4294967295_uint64(x uint64) bool           { return x <= 4294967295 }
+func gt_4294967295_uint64(x uint64) bool           { return x > 4294967295 }
+func ge_4294967295_uint64(x uint64) bool           { return x >= 4294967295 }
+func eq_4294967295_uint64(x uint64) bool           { return x == 4294967295 }
+func ne_4294967295_uint64(x uint64) bool           { return x != 4294967295 }
+func lt_4294967296_uint64(x uint64) bool           { return x < 4294967296 }
+func le_4294967296_uint64(x uint64) bool           { return x <= 4294967296 }
+func gt_4294967296_uint64(x uint64) bool           { return x > 4294967296 }
+func ge_4294967296_uint64(x uint64) bool           { return x >= 4294967296 }
+func eq_4294967296_uint64(x uint64) bool           { return x == 4294967296 }
+func ne_4294967296_uint64(x uint64) bool           { return x != 4294967296 }
+func lt_1095216660480_uint64(x uint64) bool        { return x < 1095216660480 }
+func le_1095216660480_uint64(x uint64) bool        { return x <= 1095216660480 }
+func gt_1095216660480_uint64(x uint64) bool        { return x > 1095216660480 }
+func ge_1095216660480_uint64(x uint64) bool        { return x >= 1095216660480 }
+func eq_1095216660480_uint64(x uint64) bool        { return x == 1095216660480 }
+func ne_1095216660480_uint64(x uint64) bool        { return x != 1095216660480 }
+func lt_9223372036854775806_uint64(x uint64) bool  { return x < 9223372036854775806 }
+func le_9223372036854775806_uint64(x uint64) bool  { return x <= 9223372036854775806 }
+func gt_9223372036854775806_uint64(x uint64) bool  { return x > 9223372036854775806 }
+func ge_9223372036854775806_uint64(x uint64) bool  { return x >= 9223372036854775806 }
+func eq_9223372036854775806_uint64(x uint64) bool  { return x == 9223372036854775806 }
+func ne_9223372036854775806_uint64(x uint64) bool  { return x != 9223372036854775806 }
+func lt_9223372036854775807_uint64(x uint64) bool  { return x < 9223372036854775807 }
+func le_9223372036854775807_uint64(x uint64) bool  { return x <= 9223372036854775807 }
+func gt_9223372036854775807_uint64(x uint64) bool  { return x > 9223372036854775807 }
+func ge_9223372036854775807_uint64(x uint64) bool  { return x >= 9223372036854775807 }
+func eq_9223372036854775807_uint64(x uint64) bool  { return x == 9223372036854775807 }
+func ne_9223372036854775807_uint64(x uint64) bool  { return x != 9223372036854775807 }
+func lt_9223372036854775808_uint64(x uint64) bool  { return x < 9223372036854775808 }
+func le_9223372036854775808_uint64(x uint64) bool  { return x <= 9223372036854775808 }
+func gt_9223372036854775808_uint64(x uint64) bool  { return x > 9223372036854775808 }
+func ge_9223372036854775808_uint64(x uint64) bool  { return x >= 9223372036854775808 }
+func eq_9223372036854775808_uint64(x uint64) bool  { return x == 9223372036854775808 }
+func ne_9223372036854775808_uint64(x uint64) bool  { return x != 9223372036854775808 }
+func lt_18374686479671623680_uint64(x uint64) bool { return x < 18374686479671623680 }
+func le_18374686479671623680_uint64(x uint64) bool { return x <= 18374686479671623680 }
+func gt_18374686479671623680_uint64(x uint64) bool { return x > 18374686479671623680 }
+func ge_18374686479671623680_uint64(x uint64) bool { return x >= 18374686479671623680 }
+func eq_18374686479671623680_uint64(x uint64) bool { return x == 18374686479671623680 }
+func ne_18374686479671623680_uint64(x uint64) bool { return x != 18374686479671623680 }
+func lt_18446744073709551614_uint64(x uint64) bool { return x < 18446744073709551614 }
+func le_18446744073709551614_uint64(x uint64) bool { return x <= 18446744073709551614 }
+func gt_18446744073709551614_uint64(x uint64) bool { return x > 18446744073709551614 }
+func ge_18446744073709551614_uint64(x uint64) bool { return x >= 18446744073709551614 }
+func eq_18446744073709551614_uint64(x uint64) bool { return x == 18446744073709551614 }
+func ne_18446744073709551614_uint64(x uint64) bool { return x != 18446744073709551614 }
+func lt_18446744073709551615_uint64(x uint64) bool { return x < 18446744073709551615 }
+func le_18446744073709551615_uint64(x uint64) bool { return x <= 18446744073709551615 }
+func gt_18446744073709551615_uint64(x uint64) bool { return x > 18446744073709551615 }
+func ge_18446744073709551615_uint64(x uint64) bool { return x >= 18446744073709551615 }
+func eq_18446744073709551615_uint64(x uint64) bool { return x == 18446744073709551615 }
+func ne_18446744073709551615_uint64(x uint64) bool { return x != 18446744073709551615 }
+
+var uint64_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(uint64) bool
+}{
+	{idx: 0, exp: lt, fn: lt_0_uint64},
+	{idx: 0, exp: le, fn: le_0_uint64},
+	{idx: 0, exp: gt, fn: gt_0_uint64},
+	{idx: 0, exp: ge, fn: ge_0_uint64},
+	{idx: 0, exp: eq, fn: eq_0_uint64},
+	{idx: 0, exp: ne, fn: ne_0_uint64},
+	{idx: 1, exp: lt, fn: lt_1_uint64},
+	{idx: 1, exp: le, fn: le_1_uint64},
+	{idx: 1, exp: gt, fn: gt_1_uint64},
+	{idx: 1, exp: ge, fn: ge_1_uint64},
+	{idx: 1, exp: eq, fn: eq_1_uint64},
+	{idx: 1, exp: ne, fn: ne_1_uint64},
+	{idx: 2, exp: lt, fn: lt_126_uint64},
+	{idx: 2, exp: le, fn: le_126_uint64},
+	{idx: 2, exp: gt, fn: gt_126_uint64},
+	{idx: 2, exp: ge, fn: ge_126_uint64},
+	{idx: 2, exp: eq, fn: eq_126_uint64},
+	{idx: 2, exp: ne, fn: ne_126_uint64},
+	{idx: 3, exp: lt, fn: lt_127_uint64},
+	{idx: 3, exp: le, fn: le_127_uint64},
+	{idx: 3, exp: gt, fn: gt_127_uint64},
+	{idx: 3, exp: ge, fn: ge_127_uint64},
+	{idx: 3, exp: eq, fn: eq_127_uint64},
+	{idx: 3, exp: ne, fn: ne_127_uint64},
+	{idx: 4, exp: lt, fn: lt_128_uint64},
+	{idx: 4, exp: le, fn: le_128_uint64},
+	{idx: 4, exp: gt, fn: gt_128_uint64},
+	{idx: 4, exp: ge, fn: ge_128_uint64},
+	{idx: 4, exp: eq, fn: eq_128_uint64},
+	{idx: 4, exp: ne, fn: ne_128_uint64},
+	{idx: 5, exp: lt, fn: lt_254_uint64},
+	{idx: 5, exp: le, fn: le_254_uint64},
+	{idx: 5, exp: gt, fn: gt_254_uint64},
+	{idx: 5, exp: ge, fn: ge_254_uint64},
+	{idx: 5, exp: eq, fn: eq_254_uint64},
+	{idx: 5, exp: ne, fn: ne_254_uint64},
+	{idx: 6, exp: lt, fn: lt_255_uint64},
+	{idx: 6, exp: le, fn: le_255_uint64},
+	{idx: 6, exp: gt, fn: gt_255_uint64},
+	{idx: 6, exp: ge, fn: ge_255_uint64},
+	{idx: 6, exp: eq, fn: eq_255_uint64},
+	{idx: 6, exp: ne, fn: ne_255_uint64},
+	{idx: 7, exp: lt, fn: lt_256_uint64},
+	{idx: 7, exp: le, fn: le_256_uint64},
+	{idx: 7, exp: gt, fn: gt_256_uint64},
+	{idx: 7, exp: ge, fn: ge_256_uint64},
+	{idx: 7, exp: eq, fn: eq_256_uint64},
+	{idx: 7, exp: ne, fn: ne_256_uint64},
+	{idx: 8, exp: lt, fn: lt_32766_uint64},
+	{idx: 8, exp: le, fn: le_32766_uint64},
+	{idx: 8, exp: gt, fn: gt_32766_uint64},
+	{idx: 8, exp: ge, fn: ge_32766_uint64},
+	{idx: 8, exp: eq, fn: eq_32766_uint64},
+	{idx: 8, exp: ne, fn: ne_32766_uint64},
+	{idx: 9, exp: lt, fn: lt_32767_uint64},
+	{idx: 9, exp: le, fn: le_32767_uint64},
+	{idx: 9, exp: gt, fn: gt_32767_uint64},
+	{idx: 9, exp: ge, fn: ge_32767_uint64},
+	{idx: 9, exp: eq, fn: eq_32767_uint64},
+	{idx: 9, exp: ne, fn: ne_32767_uint64},
+	{idx: 10, exp: lt, fn: lt_32768_uint64},
+	{idx: 10, exp: le, fn: le_32768_uint64},
+	{idx: 10, exp: gt, fn: gt_32768_uint64},
+	{idx: 10, exp: ge, fn: ge_32768_uint64},
+	{idx: 10, exp: eq, fn: eq_32768_uint64},
+	{idx: 10, exp: ne, fn: ne_32768_uint64},
+	{idx: 11, exp: lt, fn: lt_65534_uint64},
+	{idx: 11, exp: le, fn: le_65534_uint64},
+	{idx: 11, exp: gt, fn: gt_65534_uint64},
+	{idx: 11, exp: ge, fn: ge_65534_uint64},
+	{idx: 11, exp: eq, fn: eq_65534_uint64},
+	{idx: 11, exp: ne, fn: ne_65534_uint64},
+	{idx: 12, exp: lt, fn: lt_65535_uint64},
+	{idx: 12, exp: le, fn: le_65535_uint64},
+	{idx: 12, exp: gt, fn: gt_65535_uint64},
+	{idx: 12, exp: ge, fn: ge_65535_uint64},
+	{idx: 12, exp: eq, fn: eq_65535_uint64},
+	{idx: 12, exp: ne, fn: ne_65535_uint64},
+	{idx: 13, exp: lt, fn: lt_65536_uint64},
+	{idx: 13, exp: le, fn: le_65536_uint64},
+	{idx: 13, exp: gt, fn: gt_65536_uint64},
+	{idx: 13, exp: ge, fn: ge_65536_uint64},
+	{idx: 13, exp: eq, fn: eq_65536_uint64},
+	{idx: 13, exp: ne, fn: ne_65536_uint64},
+	{idx: 14, exp: lt, fn: lt_2147483646_uint64},
+	{idx: 14, exp: le, fn: le_2147483646_uint64},
+	{idx: 14, exp: gt, fn: gt_2147483646_uint64},
+	{idx: 14, exp: ge, fn: ge_2147483646_uint64},
+	{idx: 14, exp: eq, fn: eq_2147483646_uint64},
+	{idx: 14, exp: ne, fn: ne_2147483646_uint64},
+	{idx: 15, exp: lt, fn: lt_2147483647_uint64},
+	{idx: 15, exp: le, fn: le_2147483647_uint64},
+	{idx: 15, exp: gt, fn: gt_2147483647_uint64},
+	{idx: 15, exp: ge, fn: ge_2147483647_uint64},
+	{idx: 15, exp: eq, fn: eq_2147483647_uint64},
+	{idx: 15, exp: ne, fn: ne_2147483647_uint64},
+	{idx: 16, exp: lt, fn: lt_2147483648_uint64},
+	{idx: 16, exp: le, fn: le_2147483648_uint64},
+	{idx: 16, exp: gt, fn: gt_2147483648_uint64},
+	{idx: 16, exp: ge, fn: ge_2147483648_uint64},
+	{idx: 16, exp: eq, fn: eq_2147483648_uint64},
+	{idx: 16, exp: ne, fn: ne_2147483648_uint64},
+	{idx: 17, exp: lt, fn: lt_4278190080_uint64},
+	{idx: 17, exp: le, fn: le_4278190080_uint64},
+	{idx: 17, exp: gt, fn: gt_4278190080_uint64},
+	{idx: 17, exp: ge, fn: ge_4278190080_uint64},
+	{idx: 17, exp: eq, fn: eq_4278190080_uint64},
+	{idx: 17, exp: ne, fn: ne_4278190080_uint64},
+	{idx: 18, exp: lt, fn: lt_4294967294_uint64},
+	{idx: 18, exp: le, fn: le_4294967294_uint64},
+	{idx: 18, exp: gt, fn: gt_4294967294_uint64},
+	{idx: 18, exp: ge, fn: ge_4294967294_uint64},
+	{idx: 18, exp: eq, fn: eq_4294967294_uint64},
+	{idx: 18, exp: ne, fn: ne_4294967294_uint64},
+	{idx: 19, exp: lt, fn: lt_4294967295_uint64},
+	{idx: 19, exp: le, fn: le_4294967295_uint64},
+	{idx: 19, exp: gt, fn: gt_4294967295_uint64},
+	{idx: 19, exp: ge, fn: ge_4294967295_uint64},
+	{idx: 19, exp: eq, fn: eq_4294967295_uint64},
+	{idx: 19, exp: ne, fn: ne_4294967295_uint64},
+	{idx: 20, exp: lt, fn: lt_4294967296_uint64},
+	{idx: 20, exp: le, fn: le_4294967296_uint64},
+	{idx: 20, exp: gt, fn: gt_4294967296_uint64},
+	{idx: 20, exp: ge, fn: ge_4294967296_uint64},
+	{idx: 20, exp: eq, fn: eq_4294967296_uint64},
+	{idx: 20, exp: ne, fn: ne_4294967296_uint64},
+	{idx: 21, exp: lt, fn: lt_1095216660480_uint64},
+	{idx: 21, exp: le, fn: le_1095216660480_uint64},
+	{idx: 21, exp: gt, fn: gt_1095216660480_uint64},
+	{idx: 21, exp: ge, fn: ge_1095216660480_uint64},
+	{idx: 21, exp: eq, fn: eq_1095216660480_uint64},
+	{idx: 21, exp: ne, fn: ne_1095216660480_uint64},
+	{idx: 22, exp: lt, fn: lt_9223372036854775806_uint64},
+	{idx: 22, exp: le, fn: le_9223372036854775806_uint64},
+	{idx: 22, exp: gt, fn: gt_9223372036854775806_uint64},
+	{idx: 22, exp: ge, fn: ge_9223372036854775806_uint64},
+	{idx: 22, exp: eq, fn: eq_9223372036854775806_uint64},
+	{idx: 22, exp: ne, fn: ne_9223372036854775806_uint64},
+	{idx: 23, exp: lt, fn: lt_9223372036854775807_uint64},
+	{idx: 23, exp: le, fn: le_9223372036854775807_uint64},
+	{idx: 23, exp: gt, fn: gt_9223372036854775807_uint64},
+	{idx: 23, exp: ge, fn: ge_9223372036854775807_uint64},
+	{idx: 23, exp: eq, fn: eq_9223372036854775807_uint64},
+	{idx: 23, exp: ne, fn: ne_9223372036854775807_uint64},
+	{idx: 24, exp: lt, fn: lt_9223372036854775808_uint64},
+	{idx: 24, exp: le, fn: le_9223372036854775808_uint64},
+	{idx: 24, exp: gt, fn: gt_9223372036854775808_uint64},
+	{idx: 24, exp: ge, fn: ge_9223372036854775808_uint64},
+	{idx: 24, exp: eq, fn: eq_9223372036854775808_uint64},
+	{idx: 24, exp: ne, fn: ne_9223372036854775808_uint64},
+	{idx: 25, exp: lt, fn: lt_18374686479671623680_uint64},
+	{idx: 25, exp: le, fn: le_18374686479671623680_uint64},
+	{idx: 25, exp: gt, fn: gt_18374686479671623680_uint64},
+	{idx: 25, exp: ge, fn: ge_18374686479671623680_uint64},
+	{idx: 25, exp: eq, fn: eq_18374686479671623680_uint64},
+	{idx: 25, exp: ne, fn: ne_18374686479671623680_uint64},
+	{idx: 26, exp: lt, fn: lt_18446744073709551614_uint64},
+	{idx: 26, exp: le, fn: le_18446744073709551614_uint64},
+	{idx: 26, exp: gt, fn: gt_18446744073709551614_uint64},
+	{idx: 26, exp: ge, fn: ge_18446744073709551614_uint64},
+	{idx: 26, exp: eq, fn: eq_18446744073709551614_uint64},
+	{idx: 26, exp: ne, fn: ne_18446744073709551614_uint64},
+	{idx: 27, exp: lt, fn: lt_18446744073709551615_uint64},
+	{idx: 27, exp: le, fn: le_18446744073709551615_uint64},
+	{idx: 27, exp: gt, fn: gt_18446744073709551615_uint64},
+	{idx: 27, exp: ge, fn: ge_18446744073709551615_uint64},
+	{idx: 27, exp: eq, fn: eq_18446744073709551615_uint64},
+	{idx: 27, exp: ne, fn: ne_18446744073709551615_uint64},
+}
+
+// uint32 tests
+var uint32_vals = []uint32{
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+	32768,
+	65534,
+	65535,
+	65536,
+	2147483646,
+	2147483647,
+	2147483648,
+	4278190080,
+	4294967294,
+	4294967295,
+}
+
+func lt_0_uint32(x uint32) bool          { return x < 0 }
+func le_0_uint32(x uint32) bool          { return x <= 0 }
+func gt_0_uint32(x uint32) bool          { return x > 0 }
+func ge_0_uint32(x uint32) bool          { return x >= 0 }
+func eq_0_uint32(x uint32) bool          { return x == 0 }
+func ne_0_uint32(x uint32) bool          { return x != 0 }
+func lt_1_uint32(x uint32) bool          { return x < 1 }
+func le_1_uint32(x uint32) bool          { return x <= 1 }
+func gt_1_uint32(x uint32) bool          { return x > 1 }
+func ge_1_uint32(x uint32) bool          { return x >= 1 }
+func eq_1_uint32(x uint32) bool          { return x == 1 }
+func ne_1_uint32(x uint32) bool          { return x != 1 }
+func lt_126_uint32(x uint32) bool        { return x < 126 }
+func le_126_uint32(x uint32) bool        { return x <= 126 }
+func gt_126_uint32(x uint32) bool        { return x > 126 }
+func ge_126_uint32(x uint32) bool        { return x >= 126 }
+func eq_126_uint32(x uint32) bool        { return x == 126 }
+func ne_126_uint32(x uint32) bool        { return x != 126 }
+func lt_127_uint32(x uint32) bool        { return x < 127 }
+func le_127_uint32(x uint32) bool        { return x <= 127 }
+func gt_127_uint32(x uint32) bool        { return x > 127 }
+func ge_127_uint32(x uint32) bool        { return x >= 127 }
+func eq_127_uint32(x uint32) bool        { return x == 127 }
+func ne_127_uint32(x uint32) bool        { return x != 127 }
+func lt_128_uint32(x uint32) bool        { return x < 128 }
+func le_128_uint32(x uint32) bool        { return x <= 128 }
+func gt_128_uint32(x uint32) bool        { return x > 128 }
+func ge_128_uint32(x uint32) bool        { return x >= 128 }
+func eq_128_uint32(x uint32) bool        { return x == 128 }
+func ne_128_uint32(x uint32) bool        { return x != 128 }
+func lt_254_uint32(x uint32) bool        { return x < 254 }
+func le_254_uint32(x uint32) bool        { return x <= 254 }
+func gt_254_uint32(x uint32) bool        { return x > 254 }
+func ge_254_uint32(x uint32) bool        { return x >= 254 }
+func eq_254_uint32(x uint32) bool        { return x == 254 }
+func ne_254_uint32(x uint32) bool        { return x != 254 }
+func lt_255_uint32(x uint32) bool        { return x < 255 }
+func le_255_uint32(x uint32) bool        { return x <= 255 }
+func gt_255_uint32(x uint32) bool        { return x > 255 }
+func ge_255_uint32(x uint32) bool        { return x >= 255 }
+func eq_255_uint32(x uint32) bool        { return x == 255 }
+func ne_255_uint32(x uint32) bool        { return x != 255 }
+func lt_256_uint32(x uint32) bool        { return x < 256 }
+func le_256_uint32(x uint32) bool        { return x <= 256 }
+func gt_256_uint32(x uint32) bool        { return x > 256 }
+func ge_256_uint32(x uint32) bool        { return x >= 256 }
+func eq_256_uint32(x uint32) bool        { return x == 256 }
+func ne_256_uint32(x uint32) bool        { return x != 256 }
+func lt_32766_uint32(x uint32) bool      { return x < 32766 }
+func le_32766_uint32(x uint32) bool      { return x <= 32766 }
+func gt_32766_uint32(x uint32) bool      { return x > 32766 }
+func ge_32766_uint32(x uint32) bool      { return x >= 32766 }
+func eq_32766_uint32(x uint32) bool      { return x == 32766 }
+func ne_32766_uint32(x uint32) bool      { return x != 32766 }
+func lt_32767_uint32(x uint32) bool      { return x < 32767 }
+func le_32767_uint32(x uint32) bool      { return x <= 32767 }
+func gt_32767_uint32(x uint32) bool      { return x > 32767 }
+func ge_32767_uint32(x uint32) bool      { return x >= 32767 }
+func eq_32767_uint32(x uint32) bool      { return x == 32767 }
+func ne_32767_uint32(x uint32) bool      { return x != 32767 }
+func lt_32768_uint32(x uint32) bool      { return x < 32768 }
+func le_32768_uint32(x uint32) bool      { return x <= 32768 }
+func gt_32768_uint32(x uint32) bool      { return x > 32768 }
+func ge_32768_uint32(x uint32) bool      { return x >= 32768 }
+func eq_32768_uint32(x uint32) bool      { return x == 32768 }
+func ne_32768_uint32(x uint32) bool      { return x != 32768 }
+func lt_65534_uint32(x uint32) bool      { return x < 65534 }
+func le_65534_uint32(x uint32) bool      { return x <= 65534 }
+func gt_65534_uint32(x uint32) bool      { return x > 65534 }
+func ge_65534_uint32(x uint32) bool      { return x >= 65534 }
+func eq_65534_uint32(x uint32) bool      { return x == 65534 }
+func ne_65534_uint32(x uint32) bool      { return x != 65534 }
+func lt_65535_uint32(x uint32) bool      { return x < 65535 }
+func le_65535_uint32(x uint32) bool      { return x <= 65535 }
+func gt_65535_uint32(x uint32) bool      { return x > 65535 }
+func ge_65535_uint32(x uint32) bool      { return x >= 65535 }
+func eq_65535_uint32(x uint32) bool      { return x == 65535 }
+func ne_65535_uint32(x uint32) bool      { return x != 65535 }
+func lt_65536_uint32(x uint32) bool      { return x < 65536 }
+func le_65536_uint32(x uint32) bool      { return x <= 65536 }
+func gt_65536_uint32(x uint32) bool      { return x > 65536 }
+func ge_65536_uint32(x uint32) bool      { return x >= 65536 }
+func eq_65536_uint32(x uint32) bool      { return x == 65536 }
+func ne_65536_uint32(x uint32) bool      { return x != 65536 }
+func lt_2147483646_uint32(x uint32) bool { return x < 2147483646 }
+func le_2147483646_uint32(x uint32) bool { return x <= 2147483646 }
+func gt_2147483646_uint32(x uint32) bool { return x > 2147483646 }
+func ge_2147483646_uint32(x uint32) bool { return x >= 2147483646 }
+func eq_2147483646_uint32(x uint32) bool { return x == 2147483646 }
+func ne_2147483646_uint32(x uint32) bool { return x != 2147483646 }
+func lt_2147483647_uint32(x uint32) bool { return x < 2147483647 }
+func le_2147483647_uint32(x uint32) bool { return x <= 2147483647 }
+func gt_2147483647_uint32(x uint32) bool { return x > 2147483647 }
+func ge_2147483647_uint32(x uint32) bool { return x >= 2147483647 }
+func eq_2147483647_uint32(x uint32) bool { return x == 2147483647 }
+func ne_2147483647_uint32(x uint32) bool { return x != 2147483647 }
+func lt_2147483648_uint32(x uint32) bool { return x < 2147483648 }
+func le_2147483648_uint32(x uint32) bool { return x <= 2147483648 }
+func gt_2147483648_uint32(x uint32) bool { return x > 2147483648 }
+func ge_2147483648_uint32(x uint32) bool { return x >= 2147483648 }
+func eq_2147483648_uint32(x uint32) bool { return x == 2147483648 }
+func ne_2147483648_uint32(x uint32) bool { return x != 2147483648 }
+func lt_4278190080_uint32(x uint32) bool { return x < 4278190080 }
+func le_4278190080_uint32(x uint32) bool { return x <= 4278190080 }
+func gt_4278190080_uint32(x uint32) bool { return x > 4278190080 }
+func ge_4278190080_uint32(x uint32) bool { return x >= 4278190080 }
+func eq_4278190080_uint32(x uint32) bool { return x == 4278190080 }
+func ne_4278190080_uint32(x uint32) bool { return x != 4278190080 }
+func lt_4294967294_uint32(x uint32) bool { return x < 4294967294 }
+func le_4294967294_uint32(x uint32) bool { return x <= 4294967294 }
+func gt_4294967294_uint32(x uint32) bool { return x > 4294967294 }
+func ge_4294967294_uint32(x uint32) bool { return x >= 4294967294 }
+func eq_4294967294_uint32(x uint32) bool { return x == 4294967294 }
+func ne_4294967294_uint32(x uint32) bool { return x != 4294967294 }
+func lt_4294967295_uint32(x uint32) bool { return x < 4294967295 }
+func le_4294967295_uint32(x uint32) bool { return x <= 4294967295 }
+func gt_4294967295_uint32(x uint32) bool { return x > 4294967295 }
+func ge_4294967295_uint32(x uint32) bool { return x >= 4294967295 }
+func eq_4294967295_uint32(x uint32) bool { return x == 4294967295 }
+func ne_4294967295_uint32(x uint32) bool { return x != 4294967295 }
+
+var uint32_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(uint32) bool
+}{
+	{idx: 0, exp: lt, fn: lt_0_uint32},
+	{idx: 0, exp: le, fn: le_0_uint32},
+	{idx: 0, exp: gt, fn: gt_0_uint32},
+	{idx: 0, exp: ge, fn: ge_0_uint32},
+	{idx: 0, exp: eq, fn: eq_0_uint32},
+	{idx: 0, exp: ne, fn: ne_0_uint32},
+	{idx: 1, exp: lt, fn: lt_1_uint32},
+	{idx: 1, exp: le, fn: le_1_uint32},
+	{idx: 1, exp: gt, fn: gt_1_uint32},
+	{idx: 1, exp: ge, fn: ge_1_uint32},
+	{idx: 1, exp: eq, fn: eq_1_uint32},
+	{idx: 1, exp: ne, fn: ne_1_uint32},
+	{idx: 2, exp: lt, fn: lt_126_uint32},
+	{idx: 2, exp: le, fn: le_126_uint32},
+	{idx: 2, exp: gt, fn: gt_126_uint32},
+	{idx: 2, exp: ge, fn: ge_126_uint32},
+	{idx: 2, exp: eq, fn: eq_126_uint32},
+	{idx: 2, exp: ne, fn: ne_126_uint32},
+	{idx: 3, exp: lt, fn: lt_127_uint32},
+	{idx: 3, exp: le, fn: le_127_uint32},
+	{idx: 3, exp: gt, fn: gt_127_uint32},
+	{idx: 3, exp: ge, fn: ge_127_uint32},
+	{idx: 3, exp: eq, fn: eq_127_uint32},
+	{idx: 3, exp: ne, fn: ne_127_uint32},
+	{idx: 4, exp: lt, fn: lt_128_uint32},
+	{idx: 4, exp: le, fn: le_128_uint32},
+	{idx: 4, exp: gt, fn: gt_128_uint32},
+	{idx: 4, exp: ge, fn: ge_128_uint32},
+	{idx: 4, exp: eq, fn: eq_128_uint32},
+	{idx: 4, exp: ne, fn: ne_128_uint32},
+	{idx: 5, exp: lt, fn: lt_254_uint32},
+	{idx: 5, exp: le, fn: le_254_uint32},
+	{idx: 5, exp: gt, fn: gt_254_uint32},
+	{idx: 5, exp: ge, fn: ge_254_uint32},
+	{idx: 5, exp: eq, fn: eq_254_uint32},
+	{idx: 5, exp: ne, fn: ne_254_uint32},
+	{idx: 6, exp: lt, fn: lt_255_uint32},
+	{idx: 6, exp: le, fn: le_255_uint32},
+	{idx: 6, exp: gt, fn: gt_255_uint32},
+	{idx: 6, exp: ge, fn: ge_255_uint32},
+	{idx: 6, exp: eq, fn: eq_255_uint32},
+	{idx: 6, exp: ne, fn: ne_255_uint32},
+	{idx: 7, exp: lt, fn: lt_256_uint32},
+	{idx: 7, exp: le, fn: le_256_uint32},
+	{idx: 7, exp: gt, fn: gt_256_uint32},
+	{idx: 7, exp: ge, fn: ge_256_uint32},
+	{idx: 7, exp: eq, fn: eq_256_uint32},
+	{idx: 7, exp: ne, fn: ne_256_uint32},
+	{idx: 8, exp: lt, fn: lt_32766_uint32},
+	{idx: 8, exp: le, fn: le_32766_uint32},
+	{idx: 8, exp: gt, fn: gt_32766_uint32},
+	{idx: 8, exp: ge, fn: ge_32766_uint32},
+	{idx: 8, exp: eq, fn: eq_32766_uint32},
+	{idx: 8, exp: ne, fn: ne_32766_uint32},
+	{idx: 9, exp: lt, fn: lt_32767_uint32},
+	{idx: 9, exp: le, fn: le_32767_uint32},
+	{idx: 9, exp: gt, fn: gt_32767_uint32},
+	{idx: 9, exp: ge, fn: ge_32767_uint32},
+	{idx: 9, exp: eq, fn: eq_32767_uint32},
+	{idx: 9, exp: ne, fn: ne_32767_uint32},
+	{idx: 10, exp: lt, fn: lt_32768_uint32},
+	{idx: 10, exp: le, fn: le_32768_uint32},
+	{idx: 10, exp: gt, fn: gt_32768_uint32},
+	{idx: 10, exp: ge, fn: ge_32768_uint32},
+	{idx: 10, exp: eq, fn: eq_32768_uint32},
+	{idx: 10, exp: ne, fn: ne_32768_uint32},
+	{idx: 11, exp: lt, fn: lt_65534_uint32},
+	{idx: 11, exp: le, fn: le_65534_uint32},
+	{idx: 11, exp: gt, fn: gt_65534_uint32},
+	{idx: 11, exp: ge, fn: ge_65534_uint32},
+	{idx: 11, exp: eq, fn: eq_65534_uint32},
+	{idx: 11, exp: ne, fn: ne_65534_uint32},
+	{idx: 12, exp: lt, fn: lt_65535_uint32},
+	{idx: 12, exp: le, fn: le_65535_uint32},
+	{idx: 12, exp: gt, fn: gt_65535_uint32},
+	{idx: 12, exp: ge, fn: ge_65535_uint32},
+	{idx: 12, exp: eq, fn: eq_65535_uint32},
+	{idx: 12, exp: ne, fn: ne_65535_uint32},
+	{idx: 13, exp: lt, fn: lt_65536_uint32},
+	{idx: 13, exp: le, fn: le_65536_uint32},
+	{idx: 13, exp: gt, fn: gt_65536_uint32},
+	{idx: 13, exp: ge, fn: ge_65536_uint32},
+	{idx: 13, exp: eq, fn: eq_65536_uint32},
+	{idx: 13, exp: ne, fn: ne_65536_uint32},
+	{idx: 14, exp: lt, fn: lt_2147483646_uint32},
+	{idx: 14, exp: le, fn: le_2147483646_uint32},
+	{idx: 14, exp: gt, fn: gt_2147483646_uint32},
+	{idx: 14, exp: ge, fn: ge_2147483646_uint32},
+	{idx: 14, exp: eq, fn: eq_2147483646_uint32},
+	{idx: 14, exp: ne, fn: ne_2147483646_uint32},
+	{idx: 15, exp: lt, fn: lt_2147483647_uint32},
+	{idx: 15, exp: le, fn: le_2147483647_uint32},
+	{idx: 15, exp: gt, fn: gt_2147483647_uint32},
+	{idx: 15, exp: ge, fn: ge_2147483647_uint32},
+	{idx: 15, exp: eq, fn: eq_2147483647_uint32},
+	{idx: 15, exp: ne, fn: ne_2147483647_uint32},
+	{idx: 16, exp: lt, fn: lt_2147483648_uint32},
+	{idx: 16, exp: le, fn: le_2147483648_uint32},
+	{idx: 16, exp: gt, fn: gt_2147483648_uint32},
+	{idx: 16, exp: ge, fn: ge_2147483648_uint32},
+	{idx: 16, exp: eq, fn: eq_2147483648_uint32},
+	{idx: 16, exp: ne, fn: ne_2147483648_uint32},
+	{idx: 17, exp: lt, fn: lt_4278190080_uint32},
+	{idx: 17, exp: le, fn: le_4278190080_uint32},
+	{idx: 17, exp: gt, fn: gt_4278190080_uint32},
+	{idx: 17, exp: ge, fn: ge_4278190080_uint32},
+	{idx: 17, exp: eq, fn: eq_4278190080_uint32},
+	{idx: 17, exp: ne, fn: ne_4278190080_uint32},
+	{idx: 18, exp: lt, fn: lt_4294967294_uint32},
+	{idx: 18, exp: le, fn: le_4294967294_uint32},
+	{idx: 18, exp: gt, fn: gt_4294967294_uint32},
+	{idx: 18, exp: ge, fn: ge_4294967294_uint32},
+	{idx: 18, exp: eq, fn: eq_4294967294_uint32},
+	{idx: 18, exp: ne, fn: ne_4294967294_uint32},
+	{idx: 19, exp: lt, fn: lt_4294967295_uint32},
+	{idx: 19, exp: le, fn: le_4294967295_uint32},
+	{idx: 19, exp: gt, fn: gt_4294967295_uint32},
+	{idx: 19, exp: ge, fn: ge_4294967295_uint32},
+	{idx: 19, exp: eq, fn: eq_4294967295_uint32},
+	{idx: 19, exp: ne, fn: ne_4294967295_uint32},
+}
+
+// uint16 tests
+var uint16_vals = []uint16{
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+	32768,
+	65534,
+	65535,
+}
+
+func lt_0_uint16(x uint16) bool     { return x < 0 }
+func le_0_uint16(x uint16) bool     { return x <= 0 }
+func gt_0_uint16(x uint16) bool     { return x > 0 }
+func ge_0_uint16(x uint16) bool     { return x >= 0 }
+func eq_0_uint16(x uint16) bool     { return x == 0 }
+func ne_0_uint16(x uint16) bool     { return x != 0 }
+func lt_1_uint16(x uint16) bool     { return x < 1 }
+func le_1_uint16(x uint16) bool     { return x <= 1 }
+func gt_1_uint16(x uint16) bool     { return x > 1 }
+func ge_1_uint16(x uint16) bool     { return x >= 1 }
+func eq_1_uint16(x uint16) bool     { return x == 1 }
+func ne_1_uint16(x uint16) bool     { return x != 1 }
+func lt_126_uint16(x uint16) bool   { return x < 126 }
+func le_126_uint16(x uint16) bool   { return x <= 126 }
+func gt_126_uint16(x uint16) bool   { return x > 126 }
+func ge_126_uint16(x uint16) bool   { return x >= 126 }
+func eq_126_uint16(x uint16) bool   { return x == 126 }
+func ne_126_uint16(x uint16) bool   { return x != 126 }
+func lt_127_uint16(x uint16) bool   { return x < 127 }
+func le_127_uint16(x uint16) bool   { return x <= 127 }
+func gt_127_uint16(x uint16) bool   { return x > 127 }
+func ge_127_uint16(x uint16) bool   { return x >= 127 }
+func eq_127_uint16(x uint16) bool   { return x == 127 }
+func ne_127_uint16(x uint16) bool   { return x != 127 }
+func lt_128_uint16(x uint16) bool   { return x < 128 }
+func le_128_uint16(x uint16) bool   { return x <= 128 }
+func gt_128_uint16(x uint16) bool   { return x > 128 }
+func ge_128_uint16(x uint16) bool   { return x >= 128 }
+func eq_128_uint16(x uint16) bool   { return x == 128 }
+func ne_128_uint16(x uint16) bool   { return x != 128 }
+func lt_254_uint16(x uint16) bool   { return x < 254 }
+func le_254_uint16(x uint16) bool   { return x <= 254 }
+func gt_254_uint16(x uint16) bool   { return x > 254 }
+func ge_254_uint16(x uint16) bool   { return x >= 254 }
+func eq_254_uint16(x uint16) bool   { return x == 254 }
+func ne_254_uint16(x uint16) bool   { return x != 254 }
+func lt_255_uint16(x uint16) bool   { return x < 255 }
+func le_255_uint16(x uint16) bool   { return x <= 255 }
+func gt_255_uint16(x uint16) bool   { return x > 255 }
+func ge_255_uint16(x uint16) bool   { return x >= 255 }
+func eq_255_uint16(x uint16) bool   { return x == 255 }
+func ne_255_uint16(x uint16) bool   { return x != 255 }
+func lt_256_uint16(x uint16) bool   { return x < 256 }
+func le_256_uint16(x uint16) bool   { return x <= 256 }
+func gt_256_uint16(x uint16) bool   { return x > 256 }
+func ge_256_uint16(x uint16) bool   { return x >= 256 }
+func eq_256_uint16(x uint16) bool   { return x == 256 }
+func ne_256_uint16(x uint16) bool   { return x != 256 }
+func lt_32766_uint16(x uint16) bool { return x < 32766 }
+func le_32766_uint16(x uint16) bool { return x <= 32766 }
+func gt_32766_uint16(x uint16) bool { return x > 32766 }
+func ge_32766_uint16(x uint16) bool { return x >= 32766 }
+func eq_32766_uint16(x uint16) bool { return x == 32766 }
+func ne_32766_uint16(x uint16) bool { return x != 32766 }
+func lt_32767_uint16(x uint16) bool { return x < 32767 }
+func le_32767_uint16(x uint16) bool { return x <= 32767 }
+func gt_32767_uint16(x uint16) bool { return x > 32767 }
+func ge_32767_uint16(x uint16) bool { return x >= 32767 }
+func eq_32767_uint16(x uint16) bool { return x == 32767 }
+func ne_32767_uint16(x uint16) bool { return x != 32767 }
+func lt_32768_uint16(x uint16) bool { return x < 32768 }
+func le_32768_uint16(x uint16) bool { return x <= 32768 }
+func gt_32768_uint16(x uint16) bool { return x > 32768 }
+func ge_32768_uint16(x uint16) bool { return x >= 32768 }
+func eq_32768_uint16(x uint16) bool { return x == 32768 }
+func ne_32768_uint16(x uint16) bool { return x != 32768 }
+func lt_65534_uint16(x uint16) bool { return x < 65534 }
+func le_65534_uint16(x uint16) bool { return x <= 65534 }
+func gt_65534_uint16(x uint16) bool { return x > 65534 }
+func ge_65534_uint16(x uint16) bool { return x >= 65534 }
+func eq_65534_uint16(x uint16) bool { return x == 65534 }
+func ne_65534_uint16(x uint16) bool { return x != 65534 }
+func lt_65535_uint16(x uint16) bool { return x < 65535 }
+func le_65535_uint16(x uint16) bool { return x <= 65535 }
+func gt_65535_uint16(x uint16) bool { return x > 65535 }
+func ge_65535_uint16(x uint16) bool { return x >= 65535 }
+func eq_65535_uint16(x uint16) bool { return x == 65535 }
+func ne_65535_uint16(x uint16) bool { return x != 65535 }
+
+var uint16_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(uint16) bool
+}{
+	{idx: 0, exp: lt, fn: lt_0_uint16},
+	{idx: 0, exp: le, fn: le_0_uint16},
+	{idx: 0, exp: gt, fn: gt_0_uint16},
+	{idx: 0, exp: ge, fn: ge_0_uint16},
+	{idx: 0, exp: eq, fn: eq_0_uint16},
+	{idx: 0, exp: ne, fn: ne_0_uint16},
+	{idx: 1, exp: lt, fn: lt_1_uint16},
+	{idx: 1, exp: le, fn: le_1_uint16},
+	{idx: 1, exp: gt, fn: gt_1_uint16},
+	{idx: 1, exp: ge, fn: ge_1_uint16},
+	{idx: 1, exp: eq, fn: eq_1_uint16},
+	{idx: 1, exp: ne, fn: ne_1_uint16},
+	{idx: 2, exp: lt, fn: lt_126_uint16},
+	{idx: 2, exp: le, fn: le_126_uint16},
+	{idx: 2, exp: gt, fn: gt_126_uint16},
+	{idx: 2, exp: ge, fn: ge_126_uint16},
+	{idx: 2, exp: eq, fn: eq_126_uint16},
+	{idx: 2, exp: ne, fn: ne_126_uint16},
+	{idx: 3, exp: lt, fn: lt_127_uint16},
+	{idx: 3, exp: le, fn: le_127_uint16},
+	{idx: 3, exp: gt, fn: gt_127_uint16},
+	{idx: 3, exp: ge, fn: ge_127_uint16},
+	{idx: 3, exp: eq, fn: eq_127_uint16},
+	{idx: 3, exp: ne, fn: ne_127_uint16},
+	{idx: 4, exp: lt, fn: lt_128_uint16},
+	{idx: 4, exp: le, fn: le_128_uint16},
+	{idx: 4, exp: gt, fn: gt_128_uint16},
+	{idx: 4, exp: ge, fn: ge_128_uint16},
+	{idx: 4, exp: eq, fn: eq_128_uint16},
+	{idx: 4, exp: ne, fn: ne_128_uint16},
+	{idx: 5, exp: lt, fn: lt_254_uint16},
+	{idx: 5, exp: le, fn: le_254_uint16},
+	{idx: 5, exp: gt, fn: gt_254_uint16},
+	{idx: 5, exp: ge, fn: ge_254_uint16},
+	{idx: 5, exp: eq, fn: eq_254_uint16},
+	{idx: 5, exp: ne, fn: ne_254_uint16},
+	{idx: 6, exp: lt, fn: lt_255_uint16},
+	{idx: 6, exp: le, fn: le_255_uint16},
+	{idx: 6, exp: gt, fn: gt_255_uint16},
+	{idx: 6, exp: ge, fn: ge_255_uint16},
+	{idx: 6, exp: eq, fn: eq_255_uint16},
+	{idx: 6, exp: ne, fn: ne_255_uint16},
+	{idx: 7, exp: lt, fn: lt_256_uint16},
+	{idx: 7, exp: le, fn: le_256_uint16},
+	{idx: 7, exp: gt, fn: gt_256_uint16},
+	{idx: 7, exp: ge, fn: ge_256_uint16},
+	{idx: 7, exp: eq, fn: eq_256_uint16},
+	{idx: 7, exp: ne, fn: ne_256_uint16},
+	{idx: 8, exp: lt, fn: lt_32766_uint16},
+	{idx: 8, exp: le, fn: le_32766_uint16},
+	{idx: 8, exp: gt, fn: gt_32766_uint16},
+	{idx: 8, exp: ge, fn: ge_32766_uint16},
+	{idx: 8, exp: eq, fn: eq_32766_uint16},
+	{idx: 8, exp: ne, fn: ne_32766_uint16},
+	{idx: 9, exp: lt, fn: lt_32767_uint16},
+	{idx: 9, exp: le, fn: le_32767_uint16},
+	{idx: 9, exp: gt, fn: gt_32767_uint16},
+	{idx: 9, exp: ge, fn: ge_32767_uint16},
+	{idx: 9, exp: eq, fn: eq_32767_uint16},
+	{idx: 9, exp: ne, fn: ne_32767_uint16},
+	{idx: 10, exp: lt, fn: lt_32768_uint16},
+	{idx: 10, exp: le, fn: le_32768_uint16},
+	{idx: 10, exp: gt, fn: gt_32768_uint16},
+	{idx: 10, exp: ge, fn: ge_32768_uint16},
+	{idx: 10, exp: eq, fn: eq_32768_uint16},
+	{idx: 10, exp: ne, fn: ne_32768_uint16},
+	{idx: 11, exp: lt, fn: lt_65534_uint16},
+	{idx: 11, exp: le, fn: le_65534_uint16},
+	{idx: 11, exp: gt, fn: gt_65534_uint16},
+	{idx: 11, exp: ge, fn: ge_65534_uint16},
+	{idx: 11, exp: eq, fn: eq_65534_uint16},
+	{idx: 11, exp: ne, fn: ne_65534_uint16},
+	{idx: 12, exp: lt, fn: lt_65535_uint16},
+	{idx: 12, exp: le, fn: le_65535_uint16},
+	{idx: 12, exp: gt, fn: gt_65535_uint16},
+	{idx: 12, exp: ge, fn: ge_65535_uint16},
+	{idx: 12, exp: eq, fn: eq_65535_uint16},
+	{idx: 12, exp: ne, fn: ne_65535_uint16},
+}
+
+// uint8 tests
+var uint8_vals = []uint8{
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+}
+
+func lt_0_uint8(x uint8) bool   { return x < 0 }
+func le_0_uint8(x uint8) bool   { return x <= 0 }
+func gt_0_uint8(x uint8) bool   { return x > 0 }
+func ge_0_uint8(x uint8) bool   { return x >= 0 }
+func eq_0_uint8(x uint8) bool   { return x == 0 }
+func ne_0_uint8(x uint8) bool   { return x != 0 }
+func lt_1_uint8(x uint8) bool   { return x < 1 }
+func le_1_uint8(x uint8) bool   { return x <= 1 }
+func gt_1_uint8(x uint8) bool   { return x > 1 }
+func ge_1_uint8(x uint8) bool   { return x >= 1 }
+func eq_1_uint8(x uint8) bool   { return x == 1 }
+func ne_1_uint8(x uint8) bool   { return x != 1 }
+func lt_126_uint8(x uint8) bool { return x < 126 }
+func le_126_uint8(x uint8) bool { return x <= 126 }
+func gt_126_uint8(x uint8) bool { return x > 126 }
+func ge_126_uint8(x uint8) bool { return x >= 126 }
+func eq_126_uint8(x uint8) bool { return x == 126 }
+func ne_126_uint8(x uint8) bool { return x != 126 }
+func lt_127_uint8(x uint8) bool { return x < 127 }
+func le_127_uint8(x uint8) bool { return x <= 127 }
+func gt_127_uint8(x uint8) bool { return x > 127 }
+func ge_127_uint8(x uint8) bool { return x >= 127 }
+func eq_127_uint8(x uint8) bool { return x == 127 }
+func ne_127_uint8(x uint8) bool { return x != 127 }
+func lt_128_uint8(x uint8) bool { return x < 128 }
+func le_128_uint8(x uint8) bool { return x <= 128 }
+func gt_128_uint8(x uint8) bool { return x > 128 }
+func ge_128_uint8(x uint8) bool { return x >= 128 }
+func eq_128_uint8(x uint8) bool { return x == 128 }
+func ne_128_uint8(x uint8) bool { return x != 128 }
+func lt_254_uint8(x uint8) bool { return x < 254 }
+func le_254_uint8(x uint8) bool { return x <= 254 }
+func gt_254_uint8(x uint8) bool { return x > 254 }
+func ge_254_uint8(x uint8) bool { return x >= 254 }
+func eq_254_uint8(x uint8) bool { return x == 254 }
+func ne_254_uint8(x uint8) bool { return x != 254 }
+func lt_255_uint8(x uint8) bool { return x < 255 }
+func le_255_uint8(x uint8) bool { return x <= 255 }
+func gt_255_uint8(x uint8) bool { return x > 255 }
+func ge_255_uint8(x uint8) bool { return x >= 255 }
+func eq_255_uint8(x uint8) bool { return x == 255 }
+func ne_255_uint8(x uint8) bool { return x != 255 }
+
+var uint8_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(uint8) bool
+}{
+	{idx: 0, exp: lt, fn: lt_0_uint8},
+	{idx: 0, exp: le, fn: le_0_uint8},
+	{idx: 0, exp: gt, fn: gt_0_uint8},
+	{idx: 0, exp: ge, fn: ge_0_uint8},
+	{idx: 0, exp: eq, fn: eq_0_uint8},
+	{idx: 0, exp: ne, fn: ne_0_uint8},
+	{idx: 1, exp: lt, fn: lt_1_uint8},
+	{idx: 1, exp: le, fn: le_1_uint8},
+	{idx: 1, exp: gt, fn: gt_1_uint8},
+	{idx: 1, exp: ge, fn: ge_1_uint8},
+	{idx: 1, exp: eq, fn: eq_1_uint8},
+	{idx: 1, exp: ne, fn: ne_1_uint8},
+	{idx: 2, exp: lt, fn: lt_126_uint8},
+	{idx: 2, exp: le, fn: le_126_uint8},
+	{idx: 2, exp: gt, fn: gt_126_uint8},
+	{idx: 2, exp: ge, fn: ge_126_uint8},
+	{idx: 2, exp: eq, fn: eq_126_uint8},
+	{idx: 2, exp: ne, fn: ne_126_uint8},
+	{idx: 3, exp: lt, fn: lt_127_uint8},
+	{idx: 3, exp: le, fn: le_127_uint8},
+	{idx: 3, exp: gt, fn: gt_127_uint8},
+	{idx: 3, exp: ge, fn: ge_127_uint8},
+	{idx: 3, exp: eq, fn: eq_127_uint8},
+	{idx: 3, exp: ne, fn: ne_127_uint8},
+	{idx: 4, exp: lt, fn: lt_128_uint8},
+	{idx: 4, exp: le, fn: le_128_uint8},
+	{idx: 4, exp: gt, fn: gt_128_uint8},
+	{idx: 4, exp: ge, fn: ge_128_uint8},
+	{idx: 4, exp: eq, fn: eq_128_uint8},
+	{idx: 4, exp: ne, fn: ne_128_uint8},
+	{idx: 5, exp: lt, fn: lt_254_uint8},
+	{idx: 5, exp: le, fn: le_254_uint8},
+	{idx: 5, exp: gt, fn: gt_254_uint8},
+	{idx: 5, exp: ge, fn: ge_254_uint8},
+	{idx: 5, exp: eq, fn: eq_254_uint8},
+	{idx: 5, exp: ne, fn: ne_254_uint8},
+	{idx: 6, exp: lt, fn: lt_255_uint8},
+	{idx: 6, exp: le, fn: le_255_uint8},
+	{idx: 6, exp: gt, fn: gt_255_uint8},
+	{idx: 6, exp: ge, fn: ge_255_uint8},
+	{idx: 6, exp: eq, fn: eq_255_uint8},
+	{idx: 6, exp: ne, fn: ne_255_uint8},
+}
+
+// int64 tests
+var int64_vals = []int64{
+	-9223372036854775808,
+	-9223372036854775807,
+	-2147483649,
+	-2147483648,
+	-2147483647,
+	-32769,
+	-32768,
+	-32767,
+	-129,
+	-128,
+	-127,
+	-1,
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+	32768,
+	65534,
+	65535,
+	65536,
+	2147483646,
+	2147483647,
+	2147483648,
+	4278190080,
+	4294967294,
+	4294967295,
+	4294967296,
+	1095216660480,
+	9223372036854775806,
+	9223372036854775807,
+}
+
+func lt_neg9223372036854775808_int64(x int64) bool { return x < -9223372036854775808 }
+func le_neg9223372036854775808_int64(x int64) bool { return x <= -9223372036854775808 }
+func gt_neg9223372036854775808_int64(x int64) bool { return x > -9223372036854775808 }
+func ge_neg9223372036854775808_int64(x int64) bool { return x >= -9223372036854775808 }
+func eq_neg9223372036854775808_int64(x int64) bool { return x == -9223372036854775808 }
+func ne_neg9223372036854775808_int64(x int64) bool { return x != -9223372036854775808 }
+func lt_neg9223372036854775807_int64(x int64) bool { return x < -9223372036854775807 }
+func le_neg9223372036854775807_int64(x int64) bool { return x <= -9223372036854775807 }
+func gt_neg9223372036854775807_int64(x int64) bool { return x > -9223372036854775807 }
+func ge_neg9223372036854775807_int64(x int64) bool { return x >= -9223372036854775807 }
+func eq_neg9223372036854775807_int64(x int64) bool { return x == -9223372036854775807 }
+func ne_neg9223372036854775807_int64(x int64) bool { return x != -9223372036854775807 }
+func lt_neg2147483649_int64(x int64) bool          { return x < -2147483649 }
+func le_neg2147483649_int64(x int64) bool          { return x <= -2147483649 }
+func gt_neg2147483649_int64(x int64) bool          { return x > -2147483649 }
+func ge_neg2147483649_int64(x int64) bool          { return x >= -2147483649 }
+func eq_neg2147483649_int64(x int64) bool          { return x == -2147483649 }
+func ne_neg2147483649_int64(x int64) bool          { return x != -2147483649 }
+func lt_neg2147483648_int64(x int64) bool          { return x < -2147483648 }
+func le_neg2147483648_int64(x int64) bool          { return x <= -2147483648 }
+func gt_neg2147483648_int64(x int64) bool          { return x > -2147483648 }
+func ge_neg2147483648_int64(x int64) bool          { return x >= -2147483648 }
+func eq_neg2147483648_int64(x int64) bool          { return x == -2147483648 }
+func ne_neg2147483648_int64(x int64) bool          { return x != -2147483648 }
+func lt_neg2147483647_int64(x int64) bool          { return x < -2147483647 }
+func le_neg2147483647_int64(x int64) bool          { return x <= -2147483647 }
+func gt_neg2147483647_int64(x int64) bool          { return x > -2147483647 }
+func ge_neg2147483647_int64(x int64) bool          { return x >= -2147483647 }
+func eq_neg2147483647_int64(x int64) bool          { return x == -2147483647 }
+func ne_neg2147483647_int64(x int64) bool          { return x != -2147483647 }
+func lt_neg32769_int64(x int64) bool               { return x < -32769 }
+func le_neg32769_int64(x int64) bool               { return x <= -32769 }
+func gt_neg32769_int64(x int64) bool               { return x > -32769 }
+func ge_neg32769_int64(x int64) bool               { return x >= -32769 }
+func eq_neg32769_int64(x int64) bool               { return x == -32769 }
+func ne_neg32769_int64(x int64) bool               { return x != -32769 }
+func lt_neg32768_int64(x int64) bool               { return x < -32768 }
+func le_neg32768_int64(x int64) bool               { return x <= -32768 }
+func gt_neg32768_int64(x int64) bool               { return x > -32768 }
+func ge_neg32768_int64(x int64) bool               { return x >= -32768 }
+func eq_neg32768_int64(x int64) bool               { return x == -32768 }
+func ne_neg32768_int64(x int64) bool               { return x != -32768 }
+func lt_neg32767_int64(x int64) bool               { return x < -32767 }
+func le_neg32767_int64(x int64) bool               { return x <= -32767 }
+func gt_neg32767_int64(x int64) bool               { return x > -32767 }
+func ge_neg32767_int64(x int64) bool               { return x >= -32767 }
+func eq_neg32767_int64(x int64) bool               { return x == -32767 }
+func ne_neg32767_int64(x int64) bool               { return x != -32767 }
+func lt_neg129_int64(x int64) bool                 { return x < -129 }
+func le_neg129_int64(x int64) bool                 { return x <= -129 }
+func gt_neg129_int64(x int64) bool                 { return x > -129 }
+func ge_neg129_int64(x int64) bool                 { return x >= -129 }
+func eq_neg129_int64(x int64) bool                 { return x == -129 }
+func ne_neg129_int64(x int64) bool                 { return x != -129 }
+func lt_neg128_int64(x int64) bool                 { return x < -128 }
+func le_neg128_int64(x int64) bool                 { return x <= -128 }
+func gt_neg128_int64(x int64) bool                 { return x > -128 }
+func ge_neg128_int64(x int64) bool                 { return x >= -128 }
+func eq_neg128_int64(x int64) bool                 { return x == -128 }
+func ne_neg128_int64(x int64) bool                 { return x != -128 }
+func lt_neg127_int64(x int64) bool                 { return x < -127 }
+func le_neg127_int64(x int64) bool                 { return x <= -127 }
+func gt_neg127_int64(x int64) bool                 { return x > -127 }
+func ge_neg127_int64(x int64) bool                 { return x >= -127 }
+func eq_neg127_int64(x int64) bool                 { return x == -127 }
+func ne_neg127_int64(x int64) bool                 { return x != -127 }
+func lt_neg1_int64(x int64) bool                   { return x < -1 }
+func le_neg1_int64(x int64) bool                   { return x <= -1 }
+func gt_neg1_int64(x int64) bool                   { return x > -1 }
+func ge_neg1_int64(x int64) bool                   { return x >= -1 }
+func eq_neg1_int64(x int64) bool                   { return x == -1 }
+func ne_neg1_int64(x int64) bool                   { return x != -1 }
+func lt_0_int64(x int64) bool                      { return x < 0 }
+func le_0_int64(x int64) bool                      { return x <= 0 }
+func gt_0_int64(x int64) bool                      { return x > 0 }
+func ge_0_int64(x int64) bool                      { return x >= 0 }
+func eq_0_int64(x int64) bool                      { return x == 0 }
+func ne_0_int64(x int64) bool                      { return x != 0 }
+func lt_1_int64(x int64) bool                      { return x < 1 }
+func le_1_int64(x int64) bool                      { return x <= 1 }
+func gt_1_int64(x int64) bool                      { return x > 1 }
+func ge_1_int64(x int64) bool                      { return x >= 1 }
+func eq_1_int64(x int64) bool                      { return x == 1 }
+func ne_1_int64(x int64) bool                      { return x != 1 }
+func lt_126_int64(x int64) bool                    { return x < 126 }
+func le_126_int64(x int64) bool                    { return x <= 126 }
+func gt_126_int64(x int64) bool                    { return x > 126 }
+func ge_126_int64(x int64) bool                    { return x >= 126 }
+func eq_126_int64(x int64) bool                    { return x == 126 }
+func ne_126_int64(x int64) bool                    { return x != 126 }
+func lt_127_int64(x int64) bool                    { return x < 127 }
+func le_127_int64(x int64) bool                    { return x <= 127 }
+func gt_127_int64(x int64) bool                    { return x > 127 }
+func ge_127_int64(x int64) bool                    { return x >= 127 }
+func eq_127_int64(x int64) bool                    { return x == 127 }
+func ne_127_int64(x int64) bool                    { return x != 127 }
+func lt_128_int64(x int64) bool                    { return x < 128 }
+func le_128_int64(x int64) bool                    { return x <= 128 }
+func gt_128_int64(x int64) bool                    { return x > 128 }
+func ge_128_int64(x int64) bool                    { return x >= 128 }
+func eq_128_int64(x int64) bool                    { return x == 128 }
+func ne_128_int64(x int64) bool                    { return x != 128 }
+func lt_254_int64(x int64) bool                    { return x < 254 }
+func le_254_int64(x int64) bool                    { return x <= 254 }
+func gt_254_int64(x int64) bool                    { return x > 254 }
+func ge_254_int64(x int64) bool                    { return x >= 254 }
+func eq_254_int64(x int64) bool                    { return x == 254 }
+func ne_254_int64(x int64) bool                    { return x != 254 }
+func lt_255_int64(x int64) bool                    { return x < 255 }
+func le_255_int64(x int64) bool                    { return x <= 255 }
+func gt_255_int64(x int64) bool                    { return x > 255 }
+func ge_255_int64(x int64) bool                    { return x >= 255 }
+func eq_255_int64(x int64) bool                    { return x == 255 }
+func ne_255_int64(x int64) bool                    { return x != 255 }
+func lt_256_int64(x int64) bool                    { return x < 256 }
+func le_256_int64(x int64) bool                    { return x <= 256 }
+func gt_256_int64(x int64) bool                    { return x > 256 }
+func ge_256_int64(x int64) bool                    { return x >= 256 }
+func eq_256_int64(x int64) bool                    { return x == 256 }
+func ne_256_int64(x int64) bool                    { return x != 256 }
+func lt_32766_int64(x int64) bool                  { return x < 32766 }
+func le_32766_int64(x int64) bool                  { return x <= 32766 }
+func gt_32766_int64(x int64) bool                  { return x > 32766 }
+func ge_32766_int64(x int64) bool                  { return x >= 32766 }
+func eq_32766_int64(x int64) bool                  { return x == 32766 }
+func ne_32766_int64(x int64) bool                  { return x != 32766 }
+func lt_32767_int64(x int64) bool                  { return x < 32767 }
+func le_32767_int64(x int64) bool                  { return x <= 32767 }
+func gt_32767_int64(x int64) bool                  { return x > 32767 }
+func ge_32767_int64(x int64) bool                  { return x >= 32767 }
+func eq_32767_int64(x int64) bool                  { return x == 32767 }
+func ne_32767_int64(x int64) bool                  { return x != 32767 }
+func lt_32768_int64(x int64) bool                  { return x < 32768 }
+func le_32768_int64(x int64) bool                  { return x <= 32768 }
+func gt_32768_int64(x int64) bool                  { return x > 32768 }
+func ge_32768_int64(x int64) bool                  { return x >= 32768 }
+func eq_32768_int64(x int64) bool                  { return x == 32768 }
+func ne_32768_int64(x int64) bool                  { return x != 32768 }
+func lt_65534_int64(x int64) bool                  { return x < 65534 }
+func le_65534_int64(x int64) bool                  { return x <= 65534 }
+func gt_65534_int64(x int64) bool                  { return x > 65534 }
+func ge_65534_int64(x int64) bool                  { return x >= 65534 }
+func eq_65534_int64(x int64) bool                  { return x == 65534 }
+func ne_65534_int64(x int64) bool                  { return x != 65534 }
+func lt_65535_int64(x int64) bool                  { return x < 65535 }
+func le_65535_int64(x int64) bool                  { return x <= 65535 }
+func gt_65535_int64(x int64) bool                  { return x > 65535 }
+func ge_65535_int64(x int64) bool                  { return x >= 65535 }
+func eq_65535_int64(x int64) bool                  { return x == 65535 }
+func ne_65535_int64(x int64) bool                  { return x != 65535 }
+func lt_65536_int64(x int64) bool                  { return x < 65536 }
+func le_65536_int64(x int64) bool                  { return x <= 65536 }
+func gt_65536_int64(x int64) bool                  { return x > 65536 }
+func ge_65536_int64(x int64) bool                  { return x >= 65536 }
+func eq_65536_int64(x int64) bool                  { return x == 65536 }
+func ne_65536_int64(x int64) bool                  { return x != 65536 }
+func lt_2147483646_int64(x int64) bool             { return x < 2147483646 }
+func le_2147483646_int64(x int64) bool             { return x <= 2147483646 }
+func gt_2147483646_int64(x int64) bool             { return x > 2147483646 }
+func ge_2147483646_int64(x int64) bool             { return x >= 2147483646 }
+func eq_2147483646_int64(x int64) bool             { return x == 2147483646 }
+func ne_2147483646_int64(x int64) bool             { return x != 2147483646 }
+func lt_2147483647_int64(x int64) bool             { return x < 2147483647 }
+func le_2147483647_int64(x int64) bool             { return x <= 2147483647 }
+func gt_2147483647_int64(x int64) bool             { return x > 2147483647 }
+func ge_2147483647_int64(x int64) bool             { return x >= 2147483647 }
+func eq_2147483647_int64(x int64) bool             { return x == 2147483647 }
+func ne_2147483647_int64(x int64) bool             { return x != 2147483647 }
+func lt_2147483648_int64(x int64) bool             { return x < 2147483648 }
+func le_2147483648_int64(x int64) bool             { return x <= 2147483648 }
+func gt_2147483648_int64(x int64) bool             { return x > 2147483648 }
+func ge_2147483648_int64(x int64) bool             { return x >= 2147483648 }
+func eq_2147483648_int64(x int64) bool             { return x == 2147483648 }
+func ne_2147483648_int64(x int64) bool             { return x != 2147483648 }
+func lt_4278190080_int64(x int64) bool             { return x < 4278190080 }
+func le_4278190080_int64(x int64) bool             { return x <= 4278190080 }
+func gt_4278190080_int64(x int64) bool             { return x > 4278190080 }
+func ge_4278190080_int64(x int64) bool             { return x >= 4278190080 }
+func eq_4278190080_int64(x int64) bool             { return x == 4278190080 }
+func ne_4278190080_int64(x int64) bool             { return x != 4278190080 }
+func lt_4294967294_int64(x int64) bool             { return x < 4294967294 }
+func le_4294967294_int64(x int64) bool             { return x <= 4294967294 }
+func gt_4294967294_int64(x int64) bool             { return x > 4294967294 }
+func ge_4294967294_int64(x int64) bool             { return x >= 4294967294 }
+func eq_4294967294_int64(x int64) bool             { return x == 4294967294 }
+func ne_4294967294_int64(x int64) bool             { return x != 4294967294 }
+func lt_4294967295_int64(x int64) bool             { return x < 4294967295 }
+func le_4294967295_int64(x int64) bool             { return x <= 4294967295 }
+func gt_4294967295_int64(x int64) bool             { return x > 4294967295 }
+func ge_4294967295_int64(x int64) bool             { return x >= 4294967295 }
+func eq_4294967295_int64(x int64) bool             { return x == 4294967295 }
+func ne_4294967295_int64(x int64) bool             { return x != 4294967295 }
+func lt_4294967296_int64(x int64) bool             { return x < 4294967296 }
+func le_4294967296_int64(x int64) bool             { return x <= 4294967296 }
+func gt_4294967296_int64(x int64) bool             { return x > 4294967296 }
+func ge_4294967296_int64(x int64) bool             { return x >= 4294967296 }
+func eq_4294967296_int64(x int64) bool             { return x == 4294967296 }
+func ne_4294967296_int64(x int64) bool             { return x != 4294967296 }
+func lt_1095216660480_int64(x int64) bool          { return x < 1095216660480 }
+func le_1095216660480_int64(x int64) bool          { return x <= 1095216660480 }
+func gt_1095216660480_int64(x int64) bool          { return x > 1095216660480 }
+func ge_1095216660480_int64(x int64) bool          { return x >= 1095216660480 }
+func eq_1095216660480_int64(x int64) bool          { return x == 1095216660480 }
+func ne_1095216660480_int64(x int64) bool          { return x != 1095216660480 }
+func lt_9223372036854775806_int64(x int64) bool    { return x < 9223372036854775806 }
+func le_9223372036854775806_int64(x int64) bool    { return x <= 9223372036854775806 }
+func gt_9223372036854775806_int64(x int64) bool    { return x > 9223372036854775806 }
+func ge_9223372036854775806_int64(x int64) bool    { return x >= 9223372036854775806 }
+func eq_9223372036854775806_int64(x int64) bool    { return x == 9223372036854775806 }
+func ne_9223372036854775806_int64(x int64) bool    { return x != 9223372036854775806 }
+func lt_9223372036854775807_int64(x int64) bool    { return x < 9223372036854775807 }
+func le_9223372036854775807_int64(x int64) bool    { return x <= 9223372036854775807 }
+func gt_9223372036854775807_int64(x int64) bool    { return x > 9223372036854775807 }
+func ge_9223372036854775807_int64(x int64) bool    { return x >= 9223372036854775807 }
+func eq_9223372036854775807_int64(x int64) bool    { return x == 9223372036854775807 }
+func ne_9223372036854775807_int64(x int64) bool    { return x != 9223372036854775807 }
+
+var int64_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(int64) bool
+}{
+	{idx: 0, exp: lt, fn: lt_neg9223372036854775808_int64},
+	{idx: 0, exp: le, fn: le_neg9223372036854775808_int64},
+	{idx: 0, exp: gt, fn: gt_neg9223372036854775808_int64},
+	{idx: 0, exp: ge, fn: ge_neg9223372036854775808_int64},
+	{idx: 0, exp: eq, fn: eq_neg9223372036854775808_int64},
+	{idx: 0, exp: ne, fn: ne_neg9223372036854775808_int64},
+	{idx: 1, exp: lt, fn: lt_neg9223372036854775807_int64},
+	{idx: 1, exp: le, fn: le_neg9223372036854775807_int64},
+	{idx: 1, exp: gt, fn: gt_neg9223372036854775807_int64},
+	{idx: 1, exp: ge, fn: ge_neg9223372036854775807_int64},
+	{idx: 1, exp: eq, fn: eq_neg9223372036854775807_int64},
+	{idx: 1, exp: ne, fn: ne_neg9223372036854775807_int64},
+	{idx: 2, exp: lt, fn: lt_neg2147483649_int64},
+	{idx: 2, exp: le, fn: le_neg2147483649_int64},
+	{idx: 2, exp: gt, fn: gt_neg2147483649_int64},
+	{idx: 2, exp: ge, fn: ge_neg2147483649_int64},
+	{idx: 2, exp: eq, fn: eq_neg2147483649_int64},
+	{idx: 2, exp: ne, fn: ne_neg2147483649_int64},
+	{idx: 3, exp: lt, fn: lt_neg2147483648_int64},
+	{idx: 3, exp: le, fn: le_neg2147483648_int64},
+	{idx: 3, exp: gt, fn: gt_neg2147483648_int64},
+	{idx: 3, exp: ge, fn: ge_neg2147483648_int64},
+	{idx: 3, exp: eq, fn: eq_neg2147483648_int64},
+	{idx: 3, exp: ne, fn: ne_neg2147483648_int64},
+	{idx: 4, exp: lt, fn: lt_neg2147483647_int64},
+	{idx: 4, exp: le, fn: le_neg2147483647_int64},
+	{idx: 4, exp: gt, fn: gt_neg2147483647_int64},
+	{idx: 4, exp: ge, fn: ge_neg2147483647_int64},
+	{idx: 4, exp: eq, fn: eq_neg2147483647_int64},
+	{idx: 4, exp: ne, fn: ne_neg2147483647_int64},
+	{idx: 5, exp: lt, fn: lt_neg32769_int64},
+	{idx: 5, exp: le, fn: le_neg32769_int64},
+	{idx: 5, exp: gt, fn: gt_neg32769_int64},
+	{idx: 5, exp: ge, fn: ge_neg32769_int64},
+	{idx: 5, exp: eq, fn: eq_neg32769_int64},
+	{idx: 5, exp: ne, fn: ne_neg32769_int64},
+	{idx: 6, exp: lt, fn: lt_neg32768_int64},
+	{idx: 6, exp: le, fn: le_neg32768_int64},
+	{idx: 6, exp: gt, fn: gt_neg32768_int64},
+	{idx: 6, exp: ge, fn: ge_neg32768_int64},
+	{idx: 6, exp: eq, fn: eq_neg32768_int64},
+	{idx: 6, exp: ne, fn: ne_neg32768_int64},
+	{idx: 7, exp: lt, fn: lt_neg32767_int64},
+	{idx: 7, exp: le, fn: le_neg32767_int64},
+	{idx: 7, exp: gt, fn: gt_neg32767_int64},
+	{idx: 7, exp: ge, fn: ge_neg32767_int64},
+	{idx: 7, exp: eq, fn: eq_neg32767_int64},
+	{idx: 7, exp: ne, fn: ne_neg32767_int64},
+	{idx: 8, exp: lt, fn: lt_neg129_int64},
+	{idx: 8, exp: le, fn: le_neg129_int64},
+	{idx: 8, exp: gt, fn: gt_neg129_int64},
+	{idx: 8, exp: ge, fn: ge_neg129_int64},
+	{idx: 8, exp: eq, fn: eq_neg129_int64},
+	{idx: 8, exp: ne, fn: ne_neg129_int64},
+	{idx: 9, exp: lt, fn: lt_neg128_int64},
+	{idx: 9, exp: le, fn: le_neg128_int64},
+	{idx: 9, exp: gt, fn: gt_neg128_int64},
+	{idx: 9, exp: ge, fn: ge_neg128_int64},
+	{idx: 9, exp: eq, fn: eq_neg128_int64},
+	{idx: 9, exp: ne, fn: ne_neg128_int64},
+	{idx: 10, exp: lt, fn: lt_neg127_int64},
+	{idx: 10, exp: le, fn: le_neg127_int64},
+	{idx: 10, exp: gt, fn: gt_neg127_int64},
+	{idx: 10, exp: ge, fn: ge_neg127_int64},
+	{idx: 10, exp: eq, fn: eq_neg127_int64},
+	{idx: 10, exp: ne, fn: ne_neg127_int64},
+	{idx: 11, exp: lt, fn: lt_neg1_int64},
+	{idx: 11, exp: le, fn: le_neg1_int64},
+	{idx: 11, exp: gt, fn: gt_neg1_int64},
+	{idx: 11, exp: ge, fn: ge_neg1_int64},
+	{idx: 11, exp: eq, fn: eq_neg1_int64},
+	{idx: 11, exp: ne, fn: ne_neg1_int64},
+	{idx: 12, exp: lt, fn: lt_0_int64},
+	{idx: 12, exp: le, fn: le_0_int64},
+	{idx: 12, exp: gt, fn: gt_0_int64},
+	{idx: 12, exp: ge, fn: ge_0_int64},
+	{idx: 12, exp: eq, fn: eq_0_int64},
+	{idx: 12, exp: ne, fn: ne_0_int64},
+	{idx: 13, exp: lt, fn: lt_1_int64},
+	{idx: 13, exp: le, fn: le_1_int64},
+	{idx: 13, exp: gt, fn: gt_1_int64},
+	{idx: 13, exp: ge, fn: ge_1_int64},
+	{idx: 13, exp: eq, fn: eq_1_int64},
+	{idx: 13, exp: ne, fn: ne_1_int64},
+	{idx: 14, exp: lt, fn: lt_126_int64},
+	{idx: 14, exp: le, fn: le_126_int64},
+	{idx: 14, exp: gt, fn: gt_126_int64},
+	{idx: 14, exp: ge, fn: ge_126_int64},
+	{idx: 14, exp: eq, fn: eq_126_int64},
+	{idx: 14, exp: ne, fn: ne_126_int64},
+	{idx: 15, exp: lt, fn: lt_127_int64},
+	{idx: 15, exp: le, fn: le_127_int64},
+	{idx: 15, exp: gt, fn: gt_127_int64},
+	{idx: 15, exp: ge, fn: ge_127_int64},
+	{idx: 15, exp: eq, fn: eq_127_int64},
+	{idx: 15, exp: ne, fn: ne_127_int64},
+	{idx: 16, exp: lt, fn: lt_128_int64},
+	{idx: 16, exp: le, fn: le_128_int64},
+	{idx: 16, exp: gt, fn: gt_128_int64},
+	{idx: 16, exp: ge, fn: ge_128_int64},
+	{idx: 16, exp: eq, fn: eq_128_int64},
+	{idx: 16, exp: ne, fn: ne_128_int64},
+	{idx: 17, exp: lt, fn: lt_254_int64},
+	{idx: 17, exp: le, fn: le_254_int64},
+	{idx: 17, exp: gt, fn: gt_254_int64},
+	{idx: 17, exp: ge, fn: ge_254_int64},
+	{idx: 17, exp: eq, fn: eq_254_int64},
+	{idx: 17, exp: ne, fn: ne_254_int64},
+	{idx: 18, exp: lt, fn: lt_255_int64},
+	{idx: 18, exp: le, fn: le_255_int64},
+	{idx: 18, exp: gt, fn: gt_255_int64},
+	{idx: 18, exp: ge, fn: ge_255_int64},
+	{idx: 18, exp: eq, fn: eq_255_int64},
+	{idx: 18, exp: ne, fn: ne_255_int64},
+	{idx: 19, exp: lt, fn: lt_256_int64},
+	{idx: 19, exp: le, fn: le_256_int64},
+	{idx: 19, exp: gt, fn: gt_256_int64},
+	{idx: 19, exp: ge, fn: ge_256_int64},
+	{idx: 19, exp: eq, fn: eq_256_int64},
+	{idx: 19, exp: ne, fn: ne_256_int64},
+	{idx: 20, exp: lt, fn: lt_32766_int64},
+	{idx: 20, exp: le, fn: le_32766_int64},
+	{idx: 20, exp: gt, fn: gt_32766_int64},
+	{idx: 20, exp: ge, fn: ge_32766_int64},
+	{idx: 20, exp: eq, fn: eq_32766_int64},
+	{idx: 20, exp: ne, fn: ne_32766_int64},
+	{idx: 21, exp: lt, fn: lt_32767_int64},
+	{idx: 21, exp: le, fn: le_32767_int64},
+	{idx: 21, exp: gt, fn: gt_32767_int64},
+	{idx: 21, exp: ge, fn: ge_32767_int64},
+	{idx: 21, exp: eq, fn: eq_32767_int64},
+	{idx: 21, exp: ne, fn: ne_32767_int64},
+	{idx: 22, exp: lt, fn: lt_32768_int64},
+	{idx: 22, exp: le, fn: le_32768_int64},
+	{idx: 22, exp: gt, fn: gt_32768_int64},
+	{idx: 22, exp: ge, fn: ge_32768_int64},
+	{idx: 22, exp: eq, fn: eq_32768_int64},
+	{idx: 22, exp: ne, fn: ne_32768_int64},
+	{idx: 23, exp: lt, fn: lt_65534_int64},
+	{idx: 23, exp: le, fn: le_65534_int64},
+	{idx: 23, exp: gt, fn: gt_65534_int64},
+	{idx: 23, exp: ge, fn: ge_65534_int64},
+	{idx: 23, exp: eq, fn: eq_65534_int64},
+	{idx: 23, exp: ne, fn: ne_65534_int64},
+	{idx: 24, exp: lt, fn: lt_65535_int64},
+	{idx: 24, exp: le, fn: le_65535_int64},
+	{idx: 24, exp: gt, fn: gt_65535_int64},
+	{idx: 24, exp: ge, fn: ge_65535_int64},
+	{idx: 24, exp: eq, fn: eq_65535_int64},
+	{idx: 24, exp: ne, fn: ne_65535_int64},
+	{idx: 25, exp: lt, fn: lt_65536_int64},
+	{idx: 25, exp: le, fn: le_65536_int64},
+	{idx: 25, exp: gt, fn: gt_65536_int64},
+	{idx: 25, exp: ge, fn: ge_65536_int64},
+	{idx: 25, exp: eq, fn: eq_65536_int64},
+	{idx: 25, exp: ne, fn: ne_65536_int64},
+	{idx: 26, exp: lt, fn: lt_2147483646_int64},
+	{idx: 26, exp: le, fn: le_2147483646_int64},
+	{idx: 26, exp: gt, fn: gt_2147483646_int64},
+	{idx: 26, exp: ge, fn: ge_2147483646_int64},
+	{idx: 26, exp: eq, fn: eq_2147483646_int64},
+	{idx: 26, exp: ne, fn: ne_2147483646_int64},
+	{idx: 27, exp: lt, fn: lt_2147483647_int64},
+	{idx: 27, exp: le, fn: le_2147483647_int64},
+	{idx: 27, exp: gt, fn: gt_2147483647_int64},
+	{idx: 27, exp: ge, fn: ge_2147483647_int64},
+	{idx: 27, exp: eq, fn: eq_2147483647_int64},
+	{idx: 27, exp: ne, fn: ne_2147483647_int64},
+	{idx: 28, exp: lt, fn: lt_2147483648_int64},
+	{idx: 28, exp: le, fn: le_2147483648_int64},
+	{idx: 28, exp: gt, fn: gt_2147483648_int64},
+	{idx: 28, exp: ge, fn: ge_2147483648_int64},
+	{idx: 28, exp: eq, fn: eq_2147483648_int64},
+	{idx: 28, exp: ne, fn: ne_2147483648_int64},
+	{idx: 29, exp: lt, fn: lt_4278190080_int64},
+	{idx: 29, exp: le, fn: le_4278190080_int64},
+	{idx: 29, exp: gt, fn: gt_4278190080_int64},
+	{idx: 29, exp: ge, fn: ge_4278190080_int64},
+	{idx: 29, exp: eq, fn: eq_4278190080_int64},
+	{idx: 29, exp: ne, fn: ne_4278190080_int64},
+	{idx: 30, exp: lt, fn: lt_4294967294_int64},
+	{idx: 30, exp: le, fn: le_4294967294_int64},
+	{idx: 30, exp: gt, fn: gt_4294967294_int64},
+	{idx: 30, exp: ge, fn: ge_4294967294_int64},
+	{idx: 30, exp: eq, fn: eq_4294967294_int64},
+	{idx: 30, exp: ne, fn: ne_4294967294_int64},
+	{idx: 31, exp: lt, fn: lt_4294967295_int64},
+	{idx: 31, exp: le, fn: le_4294967295_int64},
+	{idx: 31, exp: gt, fn: gt_4294967295_int64},
+	{idx: 31, exp: ge, fn: ge_4294967295_int64},
+	{idx: 31, exp: eq, fn: eq_4294967295_int64},
+	{idx: 31, exp: ne, fn: ne_4294967295_int64},
+	{idx: 32, exp: lt, fn: lt_4294967296_int64},
+	{idx: 32, exp: le, fn: le_4294967296_int64},
+	{idx: 32, exp: gt, fn: gt_4294967296_int64},
+	{idx: 32, exp: ge, fn: ge_4294967296_int64},
+	{idx: 32, exp: eq, fn: eq_4294967296_int64},
+	{idx: 32, exp: ne, fn: ne_4294967296_int64},
+	{idx: 33, exp: lt, fn: lt_1095216660480_int64},
+	{idx: 33, exp: le, fn: le_1095216660480_int64},
+	{idx: 33, exp: gt, fn: gt_1095216660480_int64},
+	{idx: 33, exp: ge, fn: ge_1095216660480_int64},
+	{idx: 33, exp: eq, fn: eq_1095216660480_int64},
+	{idx: 33, exp: ne, fn: ne_1095216660480_int64},
+	{idx: 34, exp: lt, fn: lt_9223372036854775806_int64},
+	{idx: 34, exp: le, fn: le_9223372036854775806_int64},
+	{idx: 34, exp: gt, fn: gt_9223372036854775806_int64},
+	{idx: 34, exp: ge, fn: ge_9223372036854775806_int64},
+	{idx: 34, exp: eq, fn: eq_9223372036854775806_int64},
+	{idx: 34, exp: ne, fn: ne_9223372036854775806_int64},
+	{idx: 35, exp: lt, fn: lt_9223372036854775807_int64},
+	{idx: 35, exp: le, fn: le_9223372036854775807_int64},
+	{idx: 35, exp: gt, fn: gt_9223372036854775807_int64},
+	{idx: 35, exp: ge, fn: ge_9223372036854775807_int64},
+	{idx: 35, exp: eq, fn: eq_9223372036854775807_int64},
+	{idx: 35, exp: ne, fn: ne_9223372036854775807_int64},
+}
+
+// int32 tests
+var int32_vals = []int32{
+	-2147483648,
+	-2147483647,
+	-32769,
+	-32768,
+	-32767,
+	-129,
+	-128,
+	-127,
+	-1,
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+	32768,
+	65534,
+	65535,
+	65536,
+	2147483646,
+	2147483647,
+}
+
+func lt_neg2147483648_int32(x int32) bool { return x < -2147483648 }
+func le_neg2147483648_int32(x int32) bool { return x <= -2147483648 }
+func gt_neg2147483648_int32(x int32) bool { return x > -2147483648 }
+func ge_neg2147483648_int32(x int32) bool { return x >= -2147483648 }
+func eq_neg2147483648_int32(x int32) bool { return x == -2147483648 }
+func ne_neg2147483648_int32(x int32) bool { return x != -2147483648 }
+func lt_neg2147483647_int32(x int32) bool { return x < -2147483647 }
+func le_neg2147483647_int32(x int32) bool { return x <= -2147483647 }
+func gt_neg2147483647_int32(x int32) bool { return x > -2147483647 }
+func ge_neg2147483647_int32(x int32) bool { return x >= -2147483647 }
+func eq_neg2147483647_int32(x int32) bool { return x == -2147483647 }
+func ne_neg2147483647_int32(x int32) bool { return x != -2147483647 }
+func lt_neg32769_int32(x int32) bool      { return x < -32769 }
+func le_neg32769_int32(x int32) bool      { return x <= -32769 }
+func gt_neg32769_int32(x int32) bool      { return x > -32769 }
+func ge_neg32769_int32(x int32) bool      { return x >= -32769 }
+func eq_neg32769_int32(x int32) bool      { return x == -32769 }
+func ne_neg32769_int32(x int32) bool      { return x != -32769 }
+func lt_neg32768_int32(x int32) bool      { return x < -32768 }
+func le_neg32768_int32(x int32) bool      { return x <= -32768 }
+func gt_neg32768_int32(x int32) bool      { return x > -32768 }
+func ge_neg32768_int32(x int32) bool      { return x >= -32768 }
+func eq_neg32768_int32(x int32) bool      { return x == -32768 }
+func ne_neg32768_int32(x int32) bool      { return x != -32768 }
+func lt_neg32767_int32(x int32) bool      { return x < -32767 }
+func le_neg32767_int32(x int32) bool      { return x <= -32767 }
+func gt_neg32767_int32(x int32) bool      { return x > -32767 }
+func ge_neg32767_int32(x int32) bool      { return x >= -32767 }
+func eq_neg32767_int32(x int32) bool      { return x == -32767 }
+func ne_neg32767_int32(x int32) bool      { return x != -32767 }
+func lt_neg129_int32(x int32) bool        { return x < -129 }
+func le_neg129_int32(x int32) bool        { return x <= -129 }
+func gt_neg129_int32(x int32) bool        { return x > -129 }
+func ge_neg129_int32(x int32) bool        { return x >= -129 }
+func eq_neg129_int32(x int32) bool        { return x == -129 }
+func ne_neg129_int32(x int32) bool        { return x != -129 }
+func lt_neg128_int32(x int32) bool        { return x < -128 }
+func le_neg128_int32(x int32) bool        { return x <= -128 }
+func gt_neg128_int32(x int32) bool        { return x > -128 }
+func ge_neg128_int32(x int32) bool        { return x >= -128 }
+func eq_neg128_int32(x int32) bool        { return x == -128 }
+func ne_neg128_int32(x int32) bool        { return x != -128 }
+func lt_neg127_int32(x int32) bool        { return x < -127 }
+func le_neg127_int32(x int32) bool        { return x <= -127 }
+func gt_neg127_int32(x int32) bool        { return x > -127 }
+func ge_neg127_int32(x int32) bool        { return x >= -127 }
+func eq_neg127_int32(x int32) bool        { return x == -127 }
+func ne_neg127_int32(x int32) bool        { return x != -127 }
+func lt_neg1_int32(x int32) bool          { return x < -1 }
+func le_neg1_int32(x int32) bool          { return x <= -1 }
+func gt_neg1_int32(x int32) bool          { return x > -1 }
+func ge_neg1_int32(x int32) bool          { return x >= -1 }
+func eq_neg1_int32(x int32) bool          { return x == -1 }
+func ne_neg1_int32(x int32) bool          { return x != -1 }
+func lt_0_int32(x int32) bool             { return x < 0 }
+func le_0_int32(x int32) bool             { return x <= 0 }
+func gt_0_int32(x int32) bool             { return x > 0 }
+func ge_0_int32(x int32) bool             { return x >= 0 }
+func eq_0_int32(x int32) bool             { return x == 0 }
+func ne_0_int32(x int32) bool             { return x != 0 }
+func lt_1_int32(x int32) bool             { return x < 1 }
+func le_1_int32(x int32) bool             { return x <= 1 }
+func gt_1_int32(x int32) bool             { return x > 1 }
+func ge_1_int32(x int32) bool             { return x >= 1 }
+func eq_1_int32(x int32) bool             { return x == 1 }
+func ne_1_int32(x int32) bool             { return x != 1 }
+func lt_126_int32(x int32) bool           { return x < 126 }
+func le_126_int32(x int32) bool           { return x <= 126 }
+func gt_126_int32(x int32) bool           { return x > 126 }
+func ge_126_int32(x int32) bool           { return x >= 126 }
+func eq_126_int32(x int32) bool           { return x == 126 }
+func ne_126_int32(x int32) bool           { return x != 126 }
+func lt_127_int32(x int32) bool           { return x < 127 }
+func le_127_int32(x int32) bool           { return x <= 127 }
+func gt_127_int32(x int32) bool           { return x > 127 }
+func ge_127_int32(x int32) bool           { return x >= 127 }
+func eq_127_int32(x int32) bool           { return x == 127 }
+func ne_127_int32(x int32) bool           { return x != 127 }
+func lt_128_int32(x int32) bool           { return x < 128 }
+func le_128_int32(x int32) bool           { return x <= 128 }
+func gt_128_int32(x int32) bool           { return x > 128 }
+func ge_128_int32(x int32) bool           { return x >= 128 }
+func eq_128_int32(x int32) bool           { return x == 128 }
+func ne_128_int32(x int32) bool           { return x != 128 }
+func lt_254_int32(x int32) bool           { return x < 254 }
+func le_254_int32(x int32) bool           { return x <= 254 }
+func gt_254_int32(x int32) bool           { return x > 254 }
+func ge_254_int32(x int32) bool           { return x >= 254 }
+func eq_254_int32(x int32) bool           { return x == 254 }
+func ne_254_int32(x int32) bool           { return x != 254 }
+func lt_255_int32(x int32) bool           { return x < 255 }
+func le_255_int32(x int32) bool           { return x <= 255 }
+func gt_255_int32(x int32) bool           { return x > 255 }
+func ge_255_int32(x int32) bool           { return x >= 255 }
+func eq_255_int32(x int32) bool           { return x == 255 }
+func ne_255_int32(x int32) bool           { return x != 255 }
+func lt_256_int32(x int32) bool           { return x < 256 }
+func le_256_int32(x int32) bool           { return x <= 256 }
+func gt_256_int32(x int32) bool           { return x > 256 }
+func ge_256_int32(x int32) bool           { return x >= 256 }
+func eq_256_int32(x int32) bool           { return x == 256 }
+func ne_256_int32(x int32) bool           { return x != 256 }
+func lt_32766_int32(x int32) bool         { return x < 32766 }
+func le_32766_int32(x int32) bool         { return x <= 32766 }
+func gt_32766_int32(x int32) bool         { return x > 32766 }
+func ge_32766_int32(x int32) bool         { return x >= 32766 }
+func eq_32766_int32(x int32) bool         { return x == 32766 }
+func ne_32766_int32(x int32) bool         { return x != 32766 }
+func lt_32767_int32(x int32) bool         { return x < 32767 }
+func le_32767_int32(x int32) bool         { return x <= 32767 }
+func gt_32767_int32(x int32) bool         { return x > 32767 }
+func ge_32767_int32(x int32) bool         { return x >= 32767 }
+func eq_32767_int32(x int32) bool         { return x == 32767 }
+func ne_32767_int32(x int32) bool         { return x != 32767 }
+func lt_32768_int32(x int32) bool         { return x < 32768 }
+func le_32768_int32(x int32) bool         { return x <= 32768 }
+func gt_32768_int32(x int32) bool         { return x > 32768 }
+func ge_32768_int32(x int32) bool         { return x >= 32768 }
+func eq_32768_int32(x int32) bool         { return x == 32768 }
+func ne_32768_int32(x int32) bool         { return x != 32768 }
+func lt_65534_int32(x int32) bool         { return x < 65534 }
+func le_65534_int32(x int32) bool         { return x <= 65534 }
+func gt_65534_int32(x int32) bool         { return x > 65534 }
+func ge_65534_int32(x int32) bool         { return x >= 65534 }
+func eq_65534_int32(x int32) bool         { return x == 65534 }
+func ne_65534_int32(x int32) bool         { return x != 65534 }
+func lt_65535_int32(x int32) bool         { return x < 65535 }
+func le_65535_int32(x int32) bool         { return x <= 65535 }
+func gt_65535_int32(x int32) bool         { return x > 65535 }
+func ge_65535_int32(x int32) bool         { return x >= 65535 }
+func eq_65535_int32(x int32) bool         { return x == 65535 }
+func ne_65535_int32(x int32) bool         { return x != 65535 }
+func lt_65536_int32(x int32) bool         { return x < 65536 }
+func le_65536_int32(x int32) bool         { return x <= 65536 }
+func gt_65536_int32(x int32) bool         { return x > 65536 }
+func ge_65536_int32(x int32) bool         { return x >= 65536 }
+func eq_65536_int32(x int32) bool         { return x == 65536 }
+func ne_65536_int32(x int32) bool         { return x != 65536 }
+func lt_2147483646_int32(x int32) bool    { return x < 2147483646 }
+func le_2147483646_int32(x int32) bool    { return x <= 2147483646 }
+func gt_2147483646_int32(x int32) bool    { return x > 2147483646 }
+func ge_2147483646_int32(x int32) bool    { return x >= 2147483646 }
+func eq_2147483646_int32(x int32) bool    { return x == 2147483646 }
+func ne_2147483646_int32(x int32) bool    { return x != 2147483646 }
+func lt_2147483647_int32(x int32) bool    { return x < 2147483647 }
+func le_2147483647_int32(x int32) bool    { return x <= 2147483647 }
+func gt_2147483647_int32(x int32) bool    { return x > 2147483647 }
+func ge_2147483647_int32(x int32) bool    { return x >= 2147483647 }
+func eq_2147483647_int32(x int32) bool    { return x == 2147483647 }
+func ne_2147483647_int32(x int32) bool    { return x != 2147483647 }
+
+var int32_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(int32) bool
+}{
+	{idx: 0, exp: lt, fn: lt_neg2147483648_int32},
+	{idx: 0, exp: le, fn: le_neg2147483648_int32},
+	{idx: 0, exp: gt, fn: gt_neg2147483648_int32},
+	{idx: 0, exp: ge, fn: ge_neg2147483648_int32},
+	{idx: 0, exp: eq, fn: eq_neg2147483648_int32},
+	{idx: 0, exp: ne, fn: ne_neg2147483648_int32},
+	{idx: 1, exp: lt, fn: lt_neg2147483647_int32},
+	{idx: 1, exp: le, fn: le_neg2147483647_int32},
+	{idx: 1, exp: gt, fn: gt_neg2147483647_int32},
+	{idx: 1, exp: ge, fn: ge_neg2147483647_int32},
+	{idx: 1, exp: eq, fn: eq_neg2147483647_int32},
+	{idx: 1, exp: ne, fn: ne_neg2147483647_int32},
+	{idx: 2, exp: lt, fn: lt_neg32769_int32},
+	{idx: 2, exp: le, fn: le_neg32769_int32},
+	{idx: 2, exp: gt, fn: gt_neg32769_int32},
+	{idx: 2, exp: ge, fn: ge_neg32769_int32},
+	{idx: 2, exp: eq, fn: eq_neg32769_int32},
+	{idx: 2, exp: ne, fn: ne_neg32769_int32},
+	{idx: 3, exp: lt, fn: lt_neg32768_int32},
+	{idx: 3, exp: le, fn: le_neg32768_int32},
+	{idx: 3, exp: gt, fn: gt_neg32768_int32},
+	{idx: 3, exp: ge, fn: ge_neg32768_int32},
+	{idx: 3, exp: eq, fn: eq_neg32768_int32},
+	{idx: 3, exp: ne, fn: ne_neg32768_int32},
+	{idx: 4, exp: lt, fn: lt_neg32767_int32},
+	{idx: 4, exp: le, fn: le_neg32767_int32},
+	{idx: 4, exp: gt, fn: gt_neg32767_int32},
+	{idx: 4, exp: ge, fn: ge_neg32767_int32},
+	{idx: 4, exp: eq, fn: eq_neg32767_int32},
+	{idx: 4, exp: ne, fn: ne_neg32767_int32},
+	{idx: 5, exp: lt, fn: lt_neg129_int32},
+	{idx: 5, exp: le, fn: le_neg129_int32},
+	{idx: 5, exp: gt, fn: gt_neg129_int32},
+	{idx: 5, exp: ge, fn: ge_neg129_int32},
+	{idx: 5, exp: eq, fn: eq_neg129_int32},
+	{idx: 5, exp: ne, fn: ne_neg129_int32},
+	{idx: 6, exp: lt, fn: lt_neg128_int32},
+	{idx: 6, exp: le, fn: le_neg128_int32},
+	{idx: 6, exp: gt, fn: gt_neg128_int32},
+	{idx: 6, exp: ge, fn: ge_neg128_int32},
+	{idx: 6, exp: eq, fn: eq_neg128_int32},
+	{idx: 6, exp: ne, fn: ne_neg128_int32},
+	{idx: 7, exp: lt, fn: lt_neg127_int32},
+	{idx: 7, exp: le, fn: le_neg127_int32},
+	{idx: 7, exp: gt, fn: gt_neg127_int32},
+	{idx: 7, exp: ge, fn: ge_neg127_int32},
+	{idx: 7, exp: eq, fn: eq_neg127_int32},
+	{idx: 7, exp: ne, fn: ne_neg127_int32},
+	{idx: 8, exp: lt, fn: lt_neg1_int32},
+	{idx: 8, exp: le, fn: le_neg1_int32},
+	{idx: 8, exp: gt, fn: gt_neg1_int32},
+	{idx: 8, exp: ge, fn: ge_neg1_int32},
+	{idx: 8, exp: eq, fn: eq_neg1_int32},
+	{idx: 8, exp: ne, fn: ne_neg1_int32},
+	{idx: 9, exp: lt, fn: lt_0_int32},
+	{idx: 9, exp: le, fn: le_0_int32},
+	{idx: 9, exp: gt, fn: gt_0_int32},
+	{idx: 9, exp: ge, fn: ge_0_int32},
+	{idx: 9, exp: eq, fn: eq_0_int32},
+	{idx: 9, exp: ne, fn: ne_0_int32},
+	{idx: 10, exp: lt, fn: lt_1_int32},
+	{idx: 10, exp: le, fn: le_1_int32},
+	{idx: 10, exp: gt, fn: gt_1_int32},
+	{idx: 10, exp: ge, fn: ge_1_int32},
+	{idx: 10, exp: eq, fn: eq_1_int32},
+	{idx: 10, exp: ne, fn: ne_1_int32},
+	{idx: 11, exp: lt, fn: lt_126_int32},
+	{idx: 11, exp: le, fn: le_126_int32},
+	{idx: 11, exp: gt, fn: gt_126_int32},
+	{idx: 11, exp: ge, fn: ge_126_int32},
+	{idx: 11, exp: eq, fn: eq_126_int32},
+	{idx: 11, exp: ne, fn: ne_126_int32},
+	{idx: 12, exp: lt, fn: lt_127_int32},
+	{idx: 12, exp: le, fn: le_127_int32},
+	{idx: 12, exp: gt, fn: gt_127_int32},
+	{idx: 12, exp: ge, fn: ge_127_int32},
+	{idx: 12, exp: eq, fn: eq_127_int32},
+	{idx: 12, exp: ne, fn: ne_127_int32},
+	{idx: 13, exp: lt, fn: lt_128_int32},
+	{idx: 13, exp: le, fn: le_128_int32},
+	{idx: 13, exp: gt, fn: gt_128_int32},
+	{idx: 13, exp: ge, fn: ge_128_int32},
+	{idx: 13, exp: eq, fn: eq_128_int32},
+	{idx: 13, exp: ne, fn: ne_128_int32},
+	{idx: 14, exp: lt, fn: lt_254_int32},
+	{idx: 14, exp: le, fn: le_254_int32},
+	{idx: 14, exp: gt, fn: gt_254_int32},
+	{idx: 14, exp: ge, fn: ge_254_int32},
+	{idx: 14, exp: eq, fn: eq_254_int32},
+	{idx: 14, exp: ne, fn: ne_254_int32},
+	{idx: 15, exp: lt, fn: lt_255_int32},
+	{idx: 15, exp: le, fn: le_255_int32},
+	{idx: 15, exp: gt, fn: gt_255_int32},
+	{idx: 15, exp: ge, fn: ge_255_int32},
+	{idx: 15, exp: eq, fn: eq_255_int32},
+	{idx: 15, exp: ne, fn: ne_255_int32},
+	{idx: 16, exp: lt, fn: lt_256_int32},
+	{idx: 16, exp: le, fn: le_256_int32},
+	{idx: 16, exp: gt, fn: gt_256_int32},
+	{idx: 16, exp: ge, fn: ge_256_int32},
+	{idx: 16, exp: eq, fn: eq_256_int32},
+	{idx: 16, exp: ne, fn: ne_256_int32},
+	{idx: 17, exp: lt, fn: lt_32766_int32},
+	{idx: 17, exp: le, fn: le_32766_int32},
+	{idx: 17, exp: gt, fn: gt_32766_int32},
+	{idx: 17, exp: ge, fn: ge_32766_int32},
+	{idx: 17, exp: eq, fn: eq_32766_int32},
+	{idx: 17, exp: ne, fn: ne_32766_int32},
+	{idx: 18, exp: lt, fn: lt_32767_int32},
+	{idx: 18, exp: le, fn: le_32767_int32},
+	{idx: 18, exp: gt, fn: gt_32767_int32},
+	{idx: 18, exp: ge, fn: ge_32767_int32},
+	{idx: 18, exp: eq, fn: eq_32767_int32},
+	{idx: 18, exp: ne, fn: ne_32767_int32},
+	{idx: 19, exp: lt, fn: lt_32768_int32},
+	{idx: 19, exp: le, fn: le_32768_int32},
+	{idx: 19, exp: gt, fn: gt_32768_int32},
+	{idx: 19, exp: ge, fn: ge_32768_int32},
+	{idx: 19, exp: eq, fn: eq_32768_int32},
+	{idx: 19, exp: ne, fn: ne_32768_int32},
+	{idx: 20, exp: lt, fn: lt_65534_int32},
+	{idx: 20, exp: le, fn: le_65534_int32},
+	{idx: 20, exp: gt, fn: gt_65534_int32},
+	{idx: 20, exp: ge, fn: ge_65534_int32},
+	{idx: 20, exp: eq, fn: eq_65534_int32},
+	{idx: 20, exp: ne, fn: ne_65534_int32},
+	{idx: 21, exp: lt, fn: lt_65535_int32},
+	{idx: 21, exp: le, fn: le_65535_int32},
+	{idx: 21, exp: gt, fn: gt_65535_int32},
+	{idx: 21, exp: ge, fn: ge_65535_int32},
+	{idx: 21, exp: eq, fn: eq_65535_int32},
+	{idx: 21, exp: ne, fn: ne_65535_int32},
+	{idx: 22, exp: lt, fn: lt_65536_int32},
+	{idx: 22, exp: le, fn: le_65536_int32},
+	{idx: 22, exp: gt, fn: gt_65536_int32},
+	{idx: 22, exp: ge, fn: ge_65536_int32},
+	{idx: 22, exp: eq, fn: eq_65536_int32},
+	{idx: 22, exp: ne, fn: ne_65536_int32},
+	{idx: 23, exp: lt, fn: lt_2147483646_int32},
+	{idx: 23, exp: le, fn: le_2147483646_int32},
+	{idx: 23, exp: gt, fn: gt_2147483646_int32},
+	{idx: 23, exp: ge, fn: ge_2147483646_int32},
+	{idx: 23, exp: eq, fn: eq_2147483646_int32},
+	{idx: 23, exp: ne, fn: ne_2147483646_int32},
+	{idx: 24, exp: lt, fn: lt_2147483647_int32},
+	{idx: 24, exp: le, fn: le_2147483647_int32},
+	{idx: 24, exp: gt, fn: gt_2147483647_int32},
+	{idx: 24, exp: ge, fn: ge_2147483647_int32},
+	{idx: 24, exp: eq, fn: eq_2147483647_int32},
+	{idx: 24, exp: ne, fn: ne_2147483647_int32},
+}
+
+// int16 tests
+var int16_vals = []int16{
+	-32768,
+	-32767,
+	-129,
+	-128,
+	-127,
+	-1,
+	0,
+	1,
+	126,
+	127,
+	128,
+	254,
+	255,
+	256,
+	32766,
+	32767,
+}
+
+func lt_neg32768_int16(x int16) bool { return x < -32768 }
+func le_neg32768_int16(x int16) bool { return x <= -32768 }
+func gt_neg32768_int16(x int16) bool { return x > -32768 }
+func ge_neg32768_int16(x int16) bool { return x >= -32768 }
+func eq_neg32768_int16(x int16) bool { return x == -32768 }
+func ne_neg32768_int16(x int16) bool { return x != -32768 }
+func lt_neg32767_int16(x int16) bool { return x < -32767 }
+func le_neg32767_int16(x int16) bool { return x <= -32767 }
+func gt_neg32767_int16(x int16) bool { return x > -32767 }
+func ge_neg32767_int16(x int16) bool { return x >= -32767 }
+func eq_neg32767_int16(x int16) bool { return x == -32767 }
+func ne_neg32767_int16(x int16) bool { return x != -32767 }
+func lt_neg129_int16(x int16) bool   { return x < -129 }
+func le_neg129_int16(x int16) bool   { return x <= -129 }
+func gt_neg129_int16(x int16) bool   { return x > -129 }
+func ge_neg129_int16(x int16) bool   { return x >= -129 }
+func eq_neg129_int16(x int16) bool   { return x == -129 }
+func ne_neg129_int16(x int16) bool   { return x != -129 }
+func lt_neg128_int16(x int16) bool   { return x < -128 }
+func le_neg128_int16(x int16) bool   { return x <= -128 }
+func gt_neg128_int16(x int16) bool   { return x > -128 }
+func ge_neg128_int16(x int16) bool   { return x >= -128 }
+func eq_neg128_int16(x int16) bool   { return x == -128 }
+func ne_neg128_int16(x int16) bool   { return x != -128 }
+func lt_neg127_int16(x int16) bool   { return x < -127 }
+func le_neg127_int16(x int16) bool   { return x <= -127 }
+func gt_neg127_int16(x int16) bool   { return x > -127 }
+func ge_neg127_int16(x int16) bool   { return x >= -127 }
+func eq_neg127_int16(x int16) bool   { return x == -127 }
+func ne_neg127_int16(x int16) bool   { return x != -127 }
+func lt_neg1_int16(x int16) bool     { return x < -1 }
+func le_neg1_int16(x int16) bool     { return x <= -1 }
+func gt_neg1_int16(x int16) bool     { return x > -1 }
+func ge_neg1_int16(x int16) bool     { return x >= -1 }
+func eq_neg1_int16(x int16) bool     { return x == -1 }
+func ne_neg1_int16(x int16) bool     { return x != -1 }
+func lt_0_int16(x int16) bool        { return x < 0 }
+func le_0_int16(x int16) bool        { return x <= 0 }
+func gt_0_int16(x int16) bool        { return x > 0 }
+func ge_0_int16(x int16) bool        { return x >= 0 }
+func eq_0_int16(x int16) bool        { return x == 0 }
+func ne_0_int16(x int16) bool        { return x != 0 }
+func lt_1_int16(x int16) bool        { return x < 1 }
+func le_1_int16(x int16) bool        { return x <= 1 }
+func gt_1_int16(x int16) bool        { return x > 1 }
+func ge_1_int16(x int16) bool        { return x >= 1 }
+func eq_1_int16(x int16) bool        { return x == 1 }
+func ne_1_int16(x int16) bool        { return x != 1 }
+func lt_126_int16(x int16) bool      { return x < 126 }
+func le_126_int16(x int16) bool      { return x <= 126 }
+func gt_126_int16(x int16) bool      { return x > 126 }
+func ge_126_int16(x int16) bool      { return x >= 126 }
+func eq_126_int16(x int16) bool      { return x == 126 }
+func ne_126_int16(x int16) bool      { return x != 126 }
+func lt_127_int16(x int16) bool      { return x < 127 }
+func le_127_int16(x int16) bool      { return x <= 127 }
+func gt_127_int16(x int16) bool      { return x > 127 }
+func ge_127_int16(x int16) bool      { return x >= 127 }
+func eq_127_int16(x int16) bool      { return x == 127 }
+func ne_127_int16(x int16) bool      { return x != 127 }
+func lt_128_int16(x int16) bool      { return x < 128 }
+func le_128_int16(x int16) bool      { return x <= 128 }
+func gt_128_int16(x int16) bool      { return x > 128 }
+func ge_128_int16(x int16) bool      { return x >= 128 }
+func eq_128_int16(x int16) bool      { return x == 128 }
+func ne_128_int16(x int16) bool      { return x != 128 }
+func lt_254_int16(x int16) bool      { return x < 254 }
+func le_254_int16(x int16) bool      { return x <= 254 }
+func gt_254_int16(x int16) bool      { return x > 254 }
+func ge_254_int16(x int16) bool      { return x >= 254 }
+func eq_254_int16(x int16) bool      { return x == 254 }
+func ne_254_int16(x int16) bool      { return x != 254 }
+func lt_255_int16(x int16) bool      { return x < 255 }
+func le_255_int16(x int16) bool      { return x <= 255 }
+func gt_255_int16(x int16) bool      { return x > 255 }
+func ge_255_int16(x int16) bool      { return x >= 255 }
+func eq_255_int16(x int16) bool      { return x == 255 }
+func ne_255_int16(x int16) bool      { return x != 255 }
+func lt_256_int16(x int16) bool      { return x < 256 }
+func le_256_int16(x int16) bool      { return x <= 256 }
+func gt_256_int16(x int16) bool      { return x > 256 }
+func ge_256_int16(x int16) bool      { return x >= 256 }
+func eq_256_int16(x int16) bool      { return x == 256 }
+func ne_256_int16(x int16) bool      { return x != 256 }
+func lt_32766_int16(x int16) bool    { return x < 32766 }
+func le_32766_int16(x int16) bool    { return x <= 32766 }
+func gt_32766_int16(x int16) bool    { return x > 32766 }
+func ge_32766_int16(x int16) bool    { return x >= 32766 }
+func eq_32766_int16(x int16) bool    { return x == 32766 }
+func ne_32766_int16(x int16) bool    { return x != 32766 }
+func lt_32767_int16(x int16) bool    { return x < 32767 }
+func le_32767_int16(x int16) bool    { return x <= 32767 }
+func gt_32767_int16(x int16) bool    { return x > 32767 }
+func ge_32767_int16(x int16) bool    { return x >= 32767 }
+func eq_32767_int16(x int16) bool    { return x == 32767 }
+func ne_32767_int16(x int16) bool    { return x != 32767 }
+
+var int16_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(int16) bool
+}{
+	{idx: 0, exp: lt, fn: lt_neg32768_int16},
+	{idx: 0, exp: le, fn: le_neg32768_int16},
+	{idx: 0, exp: gt, fn: gt_neg32768_int16},
+	{idx: 0, exp: ge, fn: ge_neg32768_int16},
+	{idx: 0, exp: eq, fn: eq_neg32768_int16},
+	{idx: 0, exp: ne, fn: ne_neg32768_int16},
+	{idx: 1, exp: lt, fn: lt_neg32767_int16},
+	{idx: 1, exp: le, fn: le_neg32767_int16},
+	{idx: 1, exp: gt, fn: gt_neg32767_int16},
+	{idx: 1, exp: ge, fn: ge_neg32767_int16},
+	{idx: 1, exp: eq, fn: eq_neg32767_int16},
+	{idx: 1, exp: ne, fn: ne_neg32767_int16},
+	{idx: 2, exp: lt, fn: lt_neg129_int16},
+	{idx: 2, exp: le, fn: le_neg129_int16},
+	{idx: 2, exp: gt, fn: gt_neg129_int16},
+	{idx: 2, exp: ge, fn: ge_neg129_int16},
+	{idx: 2, exp: eq, fn: eq_neg129_int16},
+	{idx: 2, exp: ne, fn: ne_neg129_int16},
+	{idx: 3, exp: lt, fn: lt_neg128_int16},
+	{idx: 3, exp: le, fn: le_neg128_int16},
+	{idx: 3, exp: gt, fn: gt_neg128_int16},
+	{idx: 3, exp: ge, fn: ge_neg128_int16},
+	{idx: 3, exp: eq, fn: eq_neg128_int16},
+	{idx: 3, exp: ne, fn: ne_neg128_int16},
+	{idx: 4, exp: lt, fn: lt_neg127_int16},
+	{idx: 4, exp: le, fn: le_neg127_int16},
+	{idx: 4, exp: gt, fn: gt_neg127_int16},
+	{idx: 4, exp: ge, fn: ge_neg127_int16},
+	{idx: 4, exp: eq, fn: eq_neg127_int16},
+	{idx: 4, exp: ne, fn: ne_neg127_int16},
+	{idx: 5, exp: lt, fn: lt_neg1_int16},
+	{idx: 5, exp: le, fn: le_neg1_int16},
+	{idx: 5, exp: gt, fn: gt_neg1_int16},
+	{idx: 5, exp: ge, fn: ge_neg1_int16},
+	{idx: 5, exp: eq, fn: eq_neg1_int16},
+	{idx: 5, exp: ne, fn: ne_neg1_int16},
+	{idx: 6, exp: lt, fn: lt_0_int16},
+	{idx: 6, exp: le, fn: le_0_int16},
+	{idx: 6, exp: gt, fn: gt_0_int16},
+	{idx: 6, exp: ge, fn: ge_0_int16},
+	{idx: 6, exp: eq, fn: eq_0_int16},
+	{idx: 6, exp: ne, fn: ne_0_int16},
+	{idx: 7, exp: lt, fn: lt_1_int16},
+	{idx: 7, exp: le, fn: le_1_int16},
+	{idx: 7, exp: gt, fn: gt_1_int16},
+	{idx: 7, exp: ge, fn: ge_1_int16},
+	{idx: 7, exp: eq, fn: eq_1_int16},
+	{idx: 7, exp: ne, fn: ne_1_int16},
+	{idx: 8, exp: lt, fn: lt_126_int16},
+	{idx: 8, exp: le, fn: le_126_int16},
+	{idx: 8, exp: gt, fn: gt_126_int16},
+	{idx: 8, exp: ge, fn: ge_126_int16},
+	{idx: 8, exp: eq, fn: eq_126_int16},
+	{idx: 8, exp: ne, fn: ne_126_int16},
+	{idx: 9, exp: lt, fn: lt_127_int16},
+	{idx: 9, exp: le, fn: le_127_int16},
+	{idx: 9, exp: gt, fn: gt_127_int16},
+	{idx: 9, exp: ge, fn: ge_127_int16},
+	{idx: 9, exp: eq, fn: eq_127_int16},
+	{idx: 9, exp: ne, fn: ne_127_int16},
+	{idx: 10, exp: lt, fn: lt_128_int16},
+	{idx: 10, exp: le, fn: le_128_int16},
+	{idx: 10, exp: gt, fn: gt_128_int16},
+	{idx: 10, exp: ge, fn: ge_128_int16},
+	{idx: 10, exp: eq, fn: eq_128_int16},
+	{idx: 10, exp: ne, fn: ne_128_int16},
+	{idx: 11, exp: lt, fn: lt_254_int16},
+	{idx: 11, exp: le, fn: le_254_int16},
+	{idx: 11, exp: gt, fn: gt_254_int16},
+	{idx: 11, exp: ge, fn: ge_254_int16},
+	{idx: 11, exp: eq, fn: eq_254_int16},
+	{idx: 11, exp: ne, fn: ne_254_int16},
+	{idx: 12, exp: lt, fn: lt_255_int16},
+	{idx: 12, exp: le, fn: le_255_int16},
+	{idx: 12, exp: gt, fn: gt_255_int16},
+	{idx: 12, exp: ge, fn: ge_255_int16},
+	{idx: 12, exp: eq, fn: eq_255_int16},
+	{idx: 12, exp: ne, fn: ne_255_int16},
+	{idx: 13, exp: lt, fn: lt_256_int16},
+	{idx: 13, exp: le, fn: le_256_int16},
+	{idx: 13, exp: gt, fn: gt_256_int16},
+	{idx: 13, exp: ge, fn: ge_256_int16},
+	{idx: 13, exp: eq, fn: eq_256_int16},
+	{idx: 13, exp: ne, fn: ne_256_int16},
+	{idx: 14, exp: lt, fn: lt_32766_int16},
+	{idx: 14, exp: le, fn: le_32766_int16},
+	{idx: 14, exp: gt, fn: gt_32766_int16},
+	{idx: 14, exp: ge, fn: ge_32766_int16},
+	{idx: 14, exp: eq, fn: eq_32766_int16},
+	{idx: 14, exp: ne, fn: ne_32766_int16},
+	{idx: 15, exp: lt, fn: lt_32767_int16},
+	{idx: 15, exp: le, fn: le_32767_int16},
+	{idx: 15, exp: gt, fn: gt_32767_int16},
+	{idx: 15, exp: ge, fn: ge_32767_int16},
+	{idx: 15, exp: eq, fn: eq_32767_int16},
+	{idx: 15, exp: ne, fn: ne_32767_int16},
+}
+
+// int8 tests
+var int8_vals = []int8{
+	-128,
+	-127,
+	-1,
+	0,
+	1,
+	126,
+	127,
+}
+
+func lt_neg128_int8(x int8) bool { return x < -128 }
+func le_neg128_int8(x int8) bool { return x <= -128 }
+func gt_neg128_int8(x int8) bool { return x > -128 }
+func ge_neg128_int8(x int8) bool { return x >= -128 }
+func eq_neg128_int8(x int8) bool { return x == -128 }
+func ne_neg128_int8(x int8) bool { return x != -128 }
+func lt_neg127_int8(x int8) bool { return x < -127 }
+func le_neg127_int8(x int8) bool { return x <= -127 }
+func gt_neg127_int8(x int8) bool { return x > -127 }
+func ge_neg127_int8(x int8) bool { return x >= -127 }
+func eq_neg127_int8(x int8) bool { return x == -127 }
+func ne_neg127_int8(x int8) bool { return x != -127 }
+func lt_neg1_int8(x int8) bool   { return x < -1 }
+func le_neg1_int8(x int8) bool   { return x <= -1 }
+func gt_neg1_int8(x int8) bool   { return x > -1 }
+func ge_neg1_int8(x int8) bool   { return x >= -1 }
+func eq_neg1_int8(x int8) bool   { return x == -1 }
+func ne_neg1_int8(x int8) bool   { return x != -1 }
+func lt_0_int8(x int8) bool      { return x < 0 }
+func le_0_int8(x int8) bool      { return x <= 0 }
+func gt_0_int8(x int8) bool      { return x > 0 }
+func ge_0_int8(x int8) bool      { return x >= 0 }
+func eq_0_int8(x int8) bool      { return x == 0 }
+func ne_0_int8(x int8) bool      { return x != 0 }
+func lt_1_int8(x int8) bool      { return x < 1 }
+func le_1_int8(x int8) bool      { return x <= 1 }
+func gt_1_int8(x int8) bool      { return x > 1 }
+func ge_1_int8(x int8) bool      { return x >= 1 }
+func eq_1_int8(x int8) bool      { return x == 1 }
+func ne_1_int8(x int8) bool      { return x != 1 }
+func lt_126_int8(x int8) bool    { return x < 126 }
+func le_126_int8(x int8) bool    { return x <= 126 }
+func gt_126_int8(x int8) bool    { return x > 126 }
+func ge_126_int8(x int8) bool    { return x >= 126 }
+func eq_126_int8(x int8) bool    { return x == 126 }
+func ne_126_int8(x int8) bool    { return x != 126 }
+func lt_127_int8(x int8) bool    { return x < 127 }
+func le_127_int8(x int8) bool    { return x <= 127 }
+func gt_127_int8(x int8) bool    { return x > 127 }
+func ge_127_int8(x int8) bool    { return x >= 127 }
+func eq_127_int8(x int8) bool    { return x == 127 }
+func ne_127_int8(x int8) bool    { return x != 127 }
+
+var int8_tests = []struct {
+	idx int    // index of the constant used
+	exp result // expected results
+	fn  func(int8) bool
+}{
+	{idx: 0, exp: lt, fn: lt_neg128_int8},
+	{idx: 0, exp: le, fn: le_neg128_int8},
+	{idx: 0, exp: gt, fn: gt_neg128_int8},
+	{idx: 0, exp: ge, fn: ge_neg128_int8},
+	{idx: 0, exp: eq, fn: eq_neg128_int8},
+	{idx: 0, exp: ne, fn: ne_neg128_int8},
+	{idx: 1, exp: lt, fn: lt_neg127_int8},
+	{idx: 1, exp: le, fn: le_neg127_int8},
+	{idx: 1, exp: gt, fn: gt_neg127_int8},
+	{idx: 1, exp: ge, fn: ge_neg127_int8},
+	{idx: 1, exp: eq, fn: eq_neg127_int8},
+	{idx: 1, exp: ne, fn: ne_neg127_int8},
+	{idx: 2, exp: lt, fn: lt_neg1_int8},
+	{idx: 2, exp: le, fn: le_neg1_int8},
+	{idx: 2, exp: gt, fn: gt_neg1_int8},
+	{idx: 2, exp: ge, fn: ge_neg1_int8},
+	{idx: 2, exp: eq, fn: eq_neg1_int8},
+	{idx: 2, exp: ne, fn: ne_neg1_int8},
+	{idx: 3, exp: lt, fn: lt_0_int8},
+	{idx: 3, exp: le, fn: le_0_int8},
+	{idx: 3, exp: gt, fn: gt_0_int8},
+	{idx: 3, exp: ge, fn: ge_0_int8},
+	{idx: 3, exp: eq, fn: eq_0_int8},
+	{idx: 3, exp: ne, fn: ne_0_int8},
+	{idx: 4, exp: lt, fn: lt_1_int8},
+	{idx: 4, exp: le, fn: le_1_int8},
+	{idx: 4, exp: gt, fn: gt_1_int8},
+	{idx: 4, exp: ge, fn: ge_1_int8},
+	{idx: 4, exp: eq, fn: eq_1_int8},
+	{idx: 4, exp: ne, fn: ne_1_int8},
+	{idx: 5, exp: lt, fn: lt_126_int8},
+	{idx: 5, exp: le, fn: le_126_int8},
+	{idx: 5, exp: gt, fn: gt_126_int8},
+	{idx: 5, exp: ge, fn: ge_126_int8},
+	{idx: 5, exp: eq, fn: eq_126_int8},
+	{idx: 5, exp: ne, fn: ne_126_int8},
+	{idx: 6, exp: lt, fn: lt_127_int8},
+	{idx: 6, exp: le, fn: le_127_int8},
+	{idx: 6, exp: gt, fn: gt_127_int8},
+	{idx: 6, exp: ge, fn: ge_127_int8},
+	{idx: 6, exp: eq, fn: eq_127_int8},
+	{idx: 6, exp: ne, fn: ne_127_int8},
+}
+
+func main() {
+	for i, test := range uint64_tests {
+		for j, x := range uint64_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=uint64 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range uint32_tests {
+		for j, x := range uint32_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=uint32 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range uint16_tests {
+		for j, x := range uint16_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=uint16 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range uint8_tests {
+		for j, x := range uint8_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=uint8 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range int64_tests {
+		for j, x := range int64_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=int64 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range int32_tests {
+		for j, x := range int32_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=int32 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range int16_tests {
+		for j, x := range int16_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=int16 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+	for i, test := range int8_tests {
+		for j, x := range int8_vals {
+			want := test.exp.l
+			if j == test.idx {
+				want = test.exp.e
+			} else if j > test.idx {
+				want = test.exp.r
+			}
+			if test.fn(x) != want {
+				fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()
+				msg := fmt.Sprintf("test failed: %v(%v) != %v [type=int8 i=%v j=%v idx=%v]", fn, x, want, i, j, test.idx)
+				panic(msg)
+			}
+		}
+	}
+}
diff --git a/src/cmd/compile/internal/gc/testdata/gen/cmpConstGen.go b/src/cmd/compile/internal/gc/testdata/gen/cmpConstGen.go
new file mode 100644
index 0000000..defa4a9
--- /dev/null
+++ b/src/cmd/compile/internal/gc/testdata/gen/cmpConstGen.go
@@ -0,0 +1,248 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// This program generates a test to verify that the standard comparison
+// operators properly handle one const operand. The test file should be
+// generated with a known working version of go.
+// launch with `go run cmpConstGen.go` a file called cmpConst.go
+// will be written into the parent directory containing the tests
+
+package main
+
+import (
+	"bytes"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+	"math/big"
+	"sort"
+)
+
+const (
+	maxU64 = (1 << 64) - 1
+	maxU32 = (1 << 32) - 1
+	maxU16 = (1 << 16) - 1
+	maxU8  = (1 << 8) - 1
+
+	maxI64 = (1 << 63) - 1
+	maxI32 = (1 << 31) - 1
+	maxI16 = (1 << 15) - 1
+	maxI8  = (1 << 7) - 1
+
+	minI64 = -(1 << 63)
+	minI32 = -(1 << 31)
+	minI16 = -(1 << 15)
+	minI8  = -(1 << 7)
+)
+
+func cmp(left *big.Int, op string, right *big.Int) bool {
+	switch left.Cmp(right) {
+	case -1: // less than
+		return op == "<" || op == "<=" || op == "!="
+	case 0: // equal
+		return op == "==" || op == "<=" || op == ">="
+	case 1: // greater than
+		return op == ">" || op == ">=" || op == "!="
+	}
+	panic("unexpected comparison value")
+}
+
+func inRange(typ string, val *big.Int) bool {
+	min, max := &big.Int{}, &big.Int{}
+	switch typ {
+	case "uint64":
+		max = max.SetUint64(maxU64)
+	case "uint32":
+		max = max.SetUint64(maxU32)
+	case "uint16":
+		max = max.SetUint64(maxU16)
+	case "uint8":
+		max = max.SetUint64(maxU8)
+	case "int64":
+		min = min.SetInt64(minI64)
+		max = max.SetInt64(maxI64)
+	case "int32":
+		min = min.SetInt64(minI32)
+		max = max.SetInt64(maxI32)
+	case "int16":
+		min = min.SetInt64(minI16)
+		max = max.SetInt64(maxI16)
+	case "int8":
+		min = min.SetInt64(minI8)
+		max = max.SetInt64(maxI8)
+	default:
+		panic("unexpected type")
+	}
+	return cmp(min, "<=", val) && cmp(val, "<=", max)
+}
+
+func getValues(typ string) []*big.Int {
+	Uint := func(v uint64) *big.Int { return big.NewInt(0).SetUint64(v) }
+	Int := func(v int64) *big.Int { return big.NewInt(0).SetInt64(v) }
+	values := []*big.Int{
+		// limits
+		Uint(maxU64),
+		Uint(maxU64 - 1),
+		Uint(maxI64 + 1),
+		Uint(maxI64),
+		Uint(maxI64 - 1),
+		Uint(maxU32 + 1),
+		Uint(maxU32),
+		Uint(maxU32 - 1),
+		Uint(maxI32 + 1),
+		Uint(maxI32),
+		Uint(maxI32 - 1),
+		Uint(maxU16 + 1),
+		Uint(maxU16),
+		Uint(maxU16 - 1),
+		Uint(maxI16 + 1),
+		Uint(maxI16),
+		Uint(maxI16 - 1),
+		Uint(maxU8 + 1),
+		Uint(maxU8),
+		Uint(maxU8 - 1),
+		Uint(maxI8 + 1),
+		Uint(maxI8),
+		Uint(maxI8 - 1),
+		Uint(0),
+		Int(minI8 + 1),
+		Int(minI8),
+		Int(minI8 - 1),
+		Int(minI16 + 1),
+		Int(minI16),
+		Int(minI16 - 1),
+		Int(minI32 + 1),
+		Int(minI32),
+		Int(minI32 - 1),
+		Int(minI64 + 1),
+		Int(minI64),
+
+		// other possibly interesting values
+		Uint(1),
+		Int(-1),
+		Uint(0xff << 56),
+		Uint(0xff << 32),
+		Uint(0xff << 24),
+	}
+	sort.Slice(values, func(i, j int) bool { return values[i].Cmp(values[j]) == -1 })
+	var ret []*big.Int
+	for _, val := range values {
+		if !inRange(typ, val) {
+			continue
+		}
+		ret = append(ret, val)
+	}
+	return ret
+}
+
+func sigString(v *big.Int) string {
+	var t big.Int
+	t.Abs(v)
+	if v.Sign() == -1 {
+		return "neg" + t.String()
+	}
+	return t.String()
+}
+
+func main() {
+	types := []string{
+		"uint64", "uint32", "uint16", "uint8",
+		"int64", "int32", "int16", "int8",
+	}
+
+	w := new(bytes.Buffer)
+	fmt.Fprintf(w, "// run\n")
+	fmt.Fprintf(w, "// Code generated by gen/cmpConstGen.go. DO NOT EDIT.\n\n")
+	fmt.Fprintf(w, "package main;\n")
+	fmt.Fprintf(w, "import (\"fmt\"; \"reflect\"; \"runtime\";)\n")
+	fmt.Fprintf(w, "// results show the expected result for the elements left of, equal to and right of the index.\n")
+	fmt.Fprintf(w, "type result struct{l, e, r bool}\n")
+	fmt.Fprintf(w, "var (\n")
+	fmt.Fprintf(w, "	eq = result{l: false, e: true, r: false}\n")
+	fmt.Fprintf(w, "	ne = result{l: true, e: false, r: true}\n")
+	fmt.Fprintf(w, "	lt = result{l: true, e: false, r: false}\n")
+	fmt.Fprintf(w, "	le = result{l: true, e: true, r: false}\n")
+	fmt.Fprintf(w, "	gt = result{l: false, e: false, r: true}\n")
+	fmt.Fprintf(w, "	ge = result{l: false, e: true, r: true}\n")
+	fmt.Fprintf(w, ")\n")
+
+	operators := []struct{ op, name string }{
+		{"<", "lt"},
+		{"<=", "le"},
+		{">", "gt"},
+		{">=", "ge"},
+		{"==", "eq"},
+		{"!=", "ne"},
+	}
+
+	for _, typ := range types {
+		// generate a slice containing valid values for this type
+		fmt.Fprintf(w, "\n// %v tests\n", typ)
+		values := getValues(typ)
+		fmt.Fprintf(w, "var %v_vals = []%v{\n", typ, typ)
+		for _, val := range values {
+			fmt.Fprintf(w, "%v,\n", val.String())
+		}
+		fmt.Fprintf(w, "}\n")
+
+		// generate test functions
+		for _, r := range values {
+			// TODO: could also test constant on lhs.
+			sig := sigString(r)
+			for _, op := range operators {
+				// no need for go:noinline because the function is called indirectly
+				fmt.Fprintf(w, "func %v_%v_%v(x %v) bool { return x %v %v; }\n", op.name, sig, typ, typ, op.op, r.String())
+			}
+		}
+
+		// generate a table of test cases
+		fmt.Fprintf(w, "var %v_tests = []struct{\n", typ)
+		fmt.Fprintf(w, "	idx int // index of the constant used\n")
+		fmt.Fprintf(w, "	exp result // expected results\n")
+		fmt.Fprintf(w, "	fn  func(%v) bool\n", typ)
+		fmt.Fprintf(w, "}{\n")
+		for i, r := range values {
+			sig := sigString(r)
+			for _, op := range operators {
+				fmt.Fprintf(w, "{idx: %v,", i)
+				fmt.Fprintf(w, "exp: %v,", op.name)
+				fmt.Fprintf(w, "fn:  %v_%v_%v},\n", op.name, sig, typ)
+			}
+		}
+		fmt.Fprintf(w, "}\n")
+	}
+
+	// emit the main function, looping over all test cases
+	fmt.Fprintf(w, "func main() {\n")
+	for _, typ := range types {
+		fmt.Fprintf(w, "for i, test := range %v_tests {\n", typ)
+		fmt.Fprintf(w, "	for j, x := range %v_vals {\n", typ)
+		fmt.Fprintf(w, "		want := test.exp.l\n")
+		fmt.Fprintf(w, "		if j == test.idx {\nwant = test.exp.e\n}")
+		fmt.Fprintf(w, "		else if j > test.idx {\nwant = test.exp.r\n}\n")
+		fmt.Fprintf(w, "		if test.fn(x) != want {\n")
+		fmt.Fprintf(w, "			fn := runtime.FuncForPC(reflect.ValueOf(test.fn).Pointer()).Name()\n")
+		fmt.Fprintf(w, "			msg := fmt.Sprintf(\"test failed: %%v(%%v) != %%v [type=%v i=%%v j=%%v idx=%%v]\", fn, x, want, i, j, test.idx)\n", typ)
+		fmt.Fprintf(w, "			panic(msg)\n")
+		fmt.Fprintf(w, "		}\n")
+		fmt.Fprintf(w, "	}\n")
+		fmt.Fprintf(w, "}\n")
+	}
+	fmt.Fprintf(w, "}\n")
+
+	// gofmt result
+	b := w.Bytes()
+	src, err := format.Source(b)
+	if err != nil {
+		fmt.Printf("%s\n", b)
+		panic(err)
+	}
+
+	// write to file
+	err = ioutil.WriteFile("../cmpConst.go", src, 0666)
+	if err != nil {
+		log.Fatalf("can't write output: %v\n", err)
+	}
+}
diff --git a/src/cmd/compile/internal/mips/galign.go b/src/cmd/compile/internal/mips/galign.go
index 39f5d2b..e6d117a 100644
--- a/src/cmd/compile/internal/mips/galign.go
+++ b/src/cmd/compile/internal/mips/galign.go
@@ -23,4 +23,5 @@
 	gc.Thearch.SSAMarkMoves = func(s *gc.SSAGenState, b *ssa.Block) {}
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/mips/ggen.go b/src/cmd/compile/internal/mips/ggen.go
index ec540f8..a95db57 100644
--- a/src/cmd/compile/internal/mips/ggen.go
+++ b/src/cmd/compile/internal/mips/ggen.go
@@ -92,6 +92,23 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += 4 {
+		p := gc.AddAsmAfter(mips.AMOVW, pp)
+		pp = p
+		p.From.Type = obj.TYPE_REG
+		p.From.Reg = mips.REGZERO
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = mips.REGSP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	p := gc.Prog(mips.ANOR)
 	p.From.Type = obj.TYPE_REG
diff --git a/src/cmd/compile/internal/mips64/galign.go b/src/cmd/compile/internal/mips64/galign.go
index 4a36a4c..e8ea073 100644
--- a/src/cmd/compile/internal/mips64/galign.go
+++ b/src/cmd/compile/internal/mips64/galign.go
@@ -25,4 +25,5 @@
 	gc.Thearch.SSAMarkMoves = func(s *gc.SSAGenState, b *ssa.Block) {}
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/mips64/ggen.go b/src/cmd/compile/internal/mips64/ggen.go
index 2af4a8b..eb48e2b 100644
--- a/src/cmd/compile/internal/mips64/ggen.go
+++ b/src/cmd/compile/internal/mips64/ggen.go
@@ -95,6 +95,23 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += 8 {
+		p := gc.AddAsmAfter(mips.AMOVV, pp)
+		pp = p
+		p.From.Type = obj.TYPE_REG
+		p.From.Reg = mips.REGZERO
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = mips.REGSP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	p := gc.Prog(mips.ANOR)
 	p.From.Type = obj.TYPE_REG
diff --git a/src/cmd/compile/internal/ppc64/galign.go b/src/cmd/compile/internal/ppc64/galign.go
index 186aa29..3780247 100644
--- a/src/cmd/compile/internal/ppc64/galign.go
+++ b/src/cmd/compile/internal/ppc64/galign.go
@@ -24,6 +24,7 @@
 	gc.Thearch.SSAMarkMoves = ssaMarkMoves
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 
 	initvariants()
 	initproginfo()
diff --git a/src/cmd/compile/internal/ppc64/ggen.go b/src/cmd/compile/internal/ppc64/ggen.go
index b3ce968..4abd18d 100644
--- a/src/cmd/compile/internal/ppc64/ggen.go
+++ b/src/cmd/compile/internal/ppc64/ggen.go
@@ -90,6 +90,23 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += 8 {
+		p := gc.AddAsmAfter(ppc64.AMOVD, pp)
+		pp = p
+		p.From.Type = obj.TYPE_REG
+		p.From.Reg = ppc64.REGZERO
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = ppc64.REGSP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	p := gc.Prog(ppc64.AOR)
 	p.From.Type = obj.TYPE_REG
diff --git a/src/cmd/compile/internal/s390x/galign.go b/src/cmd/compile/internal/s390x/galign.go
index 91b9ed0..9424d20 100644
--- a/src/cmd/compile/internal/s390x/galign.go
+++ b/src/cmd/compile/internal/s390x/galign.go
@@ -20,4 +20,5 @@
 	gc.Thearch.SSAMarkMoves = ssaMarkMoves
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/s390x/ggen.go b/src/cmd/compile/internal/s390x/ggen.go
index 15c6554..5ecfaa5 100644
--- a/src/cmd/compile/internal/s390x/ggen.go
+++ b/src/cmd/compile/internal/s390x/ggen.go
@@ -143,6 +143,19 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	p := gc.AddAsmAfter(s390x.ACLEAR, pp)
+	pp = p
+	p.From.Type = obj.TYPE_CONST
+	p.From.Offset = n.Type.Size()
+	p.To.Type = obj.TYPE_MEM
+	p.To.Name = obj.NAME_AUTO
+	p.To.Reg = s390x.REGSP
+	p.To.Offset = n.Xoffset
+	p.To.Sym = gc.Linksym(n.Sym)
+}
+
 func ginsnop() {
 	p := gc.Prog(s390x.AOR)
 	p.From.Type = obj.TYPE_REG
diff --git a/src/cmd/compile/internal/ssa/check.go b/src/cmd/compile/internal/ssa/check.go
index d78e915..d6d39ae 100644
--- a/src/cmd/compile/internal/ssa/check.go
+++ b/src/cmd/compile/internal/ssa/check.go
@@ -294,6 +294,39 @@
 			}
 		}
 	}
+
+	// Check that if a tuple has a memory type, it is second.
+	for _, b := range f.Blocks {
+		for _, v := range b.Values {
+			if v.Type.IsTuple() && v.Type.FieldType(0).IsMemory() {
+				f.Fatalf("memory is first in a tuple: %s\n", v.LongString())
+			}
+		}
+	}
+
+	// Check that only one memory is live at any point.
+	// TODO: make this check examine interblock.
+	if f.scheduled {
+		for _, b := range f.Blocks {
+			var mem *Value // the live memory
+			for _, v := range b.Values {
+				if v.Op != OpPhi {
+					for _, a := range v.Args {
+						if a.Type.IsMemory() || a.Type.IsTuple() && a.Type.FieldType(1).IsMemory() {
+							if mem == nil {
+								mem = a
+							} else if mem != a {
+								f.Fatalf("two live mems @ %s: %s and %s", v, mem, a)
+							}
+						}
+					}
+				}
+				if v.Type.IsMemory() || v.Type.IsTuple() && v.Type.FieldType(1).IsMemory() {
+					mem = v
+				}
+			}
+		}
+	}
 }
 
 // domCheck reports whether x dominates y (including x==y).
diff --git a/src/cmd/compile/internal/ssa/cse.go b/src/cmd/compile/internal/ssa/cse.go
index 4e07c89..9ab18d8 100644
--- a/src/cmd/compile/internal/ssa/cse.go
+++ b/src/cmd/compile/internal/ssa/cse.go
@@ -313,9 +313,13 @@
 		// that generate memory.
 		return lt2Cmp(v.ID < w.ID)
 	}
-
-	if tc := v.Type.Compare(w.Type); tc != CMPeq {
-		return tc
+	// OpSelect is a pseudo-op. We need to be more agressive
+	// regarding CSE to keep multiple OpSelect's of the same
+	// argument from existing.
+	if v.Op != OpSelect0 && v.Op != OpSelect1 {
+		if tc := v.Type.Compare(w.Type); tc != CMPeq {
+			return tc
+		}
 	}
 
 	if v.Aux != w.Aux {
diff --git a/src/cmd/compile/internal/ssa/export_test.go b/src/cmd/compile/internal/ssa/export_test.go
index ee6ed51..80fa92d 100644
--- a/src/cmd/compile/internal/ssa/export_test.go
+++ b/src/cmd/compile/internal/ssa/export_test.go
@@ -35,8 +35,20 @@
 func (DummyFrontend) StringData(s string) interface{} {
 	return nil
 }
-func (DummyFrontend) Auto(t Type) GCNode {
-	return nil
+
+type dummyGCNode struct {
+	typ  Type
+	name string
+}
+
+func (d *dummyGCNode) Typ() Type {
+	return d.typ
+}
+func (d *dummyGCNode) String() string {
+	return d.name
+}
+func (d DummyFrontend) Auto(t Type) GCNode {
+	return &dummyGCNode{typ: t, name: "dummy"}
 }
 func (d DummyFrontend) SplitString(s LocalSlot) (LocalSlot, LocalSlot) {
 	return LocalSlot{s.N, d.TypeBytePtr(), s.Off}, LocalSlot{s.N, d.TypeInt(), s.Off + 8}
diff --git a/src/cmd/compile/internal/ssa/gen/S390X.rules b/src/cmd/compile/internal/ssa/gen/S390X.rules
index 7ecea02..caea050 100644
--- a/src/cmd/compile/internal/ssa/gen/S390X.rules
+++ b/src/cmd/compile/internal/ssa/gen/S390X.rules
@@ -537,8 +537,8 @@
 (CMP (MOVDconst [c]) x) && is32Bit(c) -> (InvertFlags (CMPconst x [c]))
 (CMPW x (MOVDconst [c])) -> (CMPWconst x [c])
 (CMPW (MOVDconst [c]) x) -> (InvertFlags (CMPWconst x [c]))
-(CMPU x (MOVDconst [c])) && is32Bit(c) -> (CMPUconst x [int64(uint32(c))])
-(CMPU (MOVDconst [c]) x) && is32Bit(c) -> (InvertFlags (CMPUconst x [int64(uint32(c))]))
+(CMPU x (MOVDconst [c])) && isU32Bit(c) -> (CMPUconst x [int64(uint32(c))])
+(CMPU (MOVDconst [c]) x) && isU32Bit(c) -> (InvertFlags (CMPUconst x [int64(uint32(c))]))
 (CMPWU x (MOVDconst [c])) -> (CMPWUconst x [int64(uint32(c))])
 (CMPWU (MOVDconst [c]) x) -> (InvertFlags (CMPWUconst x [int64(uint32(c))]))
 
diff --git a/src/cmd/compile/internal/ssa/regalloc.go b/src/cmd/compile/internal/ssa/regalloc.go
index 7bf7786..90b5947 100644
--- a/src/cmd/compile/internal/ssa/regalloc.go
+++ b/src/cmd/compile/internal/ssa/regalloc.go
@@ -1699,6 +1699,24 @@
 			}
 			p := d.Preds[0].b // block in loop exiting to d.
 
+			// Check that the spill value is still live at the start of d.
+			// If it isn't, we can't move the spill here because some other value
+			// may be using the same stack slot.  See issue 20472.
+			// The spill value can't be defined in d, so that makes our lives easier.
+			for _, x := range stacklive[d.ID] {
+				if x == vsp.ID {
+					goto stillLive
+				}
+			}
+			for _, v := range d.Values {
+				if v.Op == OpLoadReg && v.Args[0] == vsp {
+					goto stillLive
+				}
+			}
+			// Spill is not live - abort sinking this spill.
+			continue sinking
+		stillLive:
+
 			endregs := s.endRegs[p.ID]
 			for _, regrec := range endregs {
 				if regrec.v == e && regrec.r != noRegister && regrec.c == e { // TODO: regrec.c != e implies different spill possible.
diff --git a/src/cmd/compile/internal/ssa/regalloc_test.go b/src/cmd/compile/internal/ssa/regalloc_test.go
index cf8f452..d3d1891 100644
--- a/src/cmd/compile/internal/ssa/regalloc_test.go
+++ b/src/cmd/compile/internal/ssa/regalloc_test.go
@@ -31,3 +31,68 @@
 	regalloc(f.f)
 	checkFunc(f.f)
 }
+
+func TestSpillMove(t *testing.T) {
+	// Test for issue 20472. We shouldn't move a spill out to exit blocks
+	// if there is an exit block where the spill is dead but the pre-spill
+	// value is live.
+	c := testConfig(t)
+	ptrType := &TypeImpl{Size_: 8, Ptr: true, Name: "testptr"} // dummy for testing
+	arg1Aux := c.fe.Auto(TypeInt64)
+	arg2Aux := c.fe.Auto(ptrType)
+	f := Fun(c, "entry",
+		Bloc("entry",
+			Valu("mem", OpInitMem, TypeMem, 0, nil),
+			Valu("x", OpArg, TypeInt64, 0, arg1Aux),
+			Valu("p", OpArg, ptrType, 0, arg2Aux),
+			Valu("a", OpAMD64TESTQ, TypeFlags, 0, nil, "x", "x"),
+			Goto("loop1"),
+		),
+		Bloc("loop1",
+			Valu("y", OpAMD64MULQ, TypeInt64, 0, nil, "x", "x"),
+			Eq("a", "loop2", "exit1"),
+		),
+		Bloc("loop2",
+			Eq("a", "loop1", "exit2"),
+		),
+		Bloc("exit1",
+			// store before call, y is available in a register
+			Valu("mem2", OpAMD64MOVQstore, TypeMem, 0, nil, "p", "y", "mem"),
+			Valu("mem3", OpAMD64CALLstatic, TypeMem, 0, nil, "mem2"),
+			Exit("mem3"),
+		),
+		Bloc("exit2",
+			// store after call, y must be loaded from a spill location
+			Valu("mem4", OpAMD64CALLstatic, TypeMem, 0, nil, "mem"),
+			Valu("mem5", OpAMD64MOVQstore, TypeMem, 0, nil, "p", "y", "mem4"),
+			Exit("mem5"),
+		),
+	)
+	flagalloc(f.f)
+	regalloc(f.f)
+	checkFunc(f.f)
+	// There should still be a spill in Loop1, and nowhere else.
+	if numSpills(f.blocks["loop1"]) != 1 {
+		t.Errorf("spill missing from loop1")
+	}
+	if numSpills(f.blocks["loop2"]) != 0 {
+		t.Errorf("spill present in loop2")
+	}
+	if numSpills(f.blocks["exit1"]) != 0 {
+		t.Errorf("spill present in exit1")
+	}
+	if numSpills(f.blocks["exit2"]) != 0 {
+		t.Errorf("spill present in exit2")
+	}
+
+}
+
+func numSpills(b *Block) int {
+	n := 0
+	for _, v := range b.Values {
+		if v.Op == OpStoreReg {
+			n++
+		}
+	}
+	return n
+}
diff --git a/src/cmd/compile/internal/ssa/rewriteS390X.go b/src/cmd/compile/internal/ssa/rewriteS390X.go
index 866cf50..af8fd1d 100644
--- a/src/cmd/compile/internal/ssa/rewriteS390X.go
+++ b/src/cmd/compile/internal/ssa/rewriteS390X.go
@@ -6784,7 +6784,7 @@
 	b := v.Block
 	_ = b
 	// match: (CMPU x (MOVDconst [c]))
-	// cond: is32Bit(c)
+	// cond: isU32Bit(c)
 	// result: (CMPUconst x [int64(uint32(c))])
 	for {
 		x := v.Args[0]
@@ -6793,7 +6793,7 @@
 			break
 		}
 		c := v_1.AuxInt
-		if !(is32Bit(c)) {
+		if !(isU32Bit(c)) {
 			break
 		}
 		v.reset(OpS390XCMPUconst)
@@ -6802,7 +6802,7 @@
 		return true
 	}
 	// match: (CMPU (MOVDconst [c]) x)
-	// cond: is32Bit(c)
+	// cond: isU32Bit(c)
 	// result: (InvertFlags (CMPUconst x [int64(uint32(c))]))
 	for {
 		v_0 := v.Args[0]
@@ -6811,7 +6811,7 @@
 		}
 		c := v_0.AuxInt
 		x := v.Args[1]
-		if !(is32Bit(c)) {
+		if !(isU32Bit(c)) {
 			break
 		}
 		v.reset(OpS390XInvertFlags)
diff --git a/src/cmd/compile/internal/ssa/schedule.go b/src/cmd/compile/internal/ssa/schedule.go
index a455a9a..78b61f09 100644
--- a/src/cmd/compile/internal/ssa/schedule.go
+++ b/src/cmd/compile/internal/ssa/schedule.go
@@ -148,19 +148,20 @@
 		}
 	}
 
+	// TODO: make this logic permanent in types.IsMemory?
+	isMem := func(v *Value) bool {
+		return v.Type.IsMemory() || v.Type.IsTuple() && v.Type.FieldType(1).IsMemory()
+	}
+
 	for _, b := range f.Blocks {
 		// Find store chain for block.
 		// Store chains for different blocks overwrite each other, so
 		// the calculated store chain is good only for this block.
 		for _, v := range b.Values {
-			if v.Op != OpPhi && v.Type.IsMemory() {
-				mem := v
-				if v.Op == OpSelect1 {
-					v = v.Args[0]
-				}
+			if v.Op != OpPhi && isMem(v) {
 				for _, w := range v.Args {
-					if w.Type.IsMemory() {
-						nextMem[w.ID] = mem
+					if isMem(w) {
+						nextMem[w.ID] = v
 					}
 				}
 			}
@@ -179,15 +180,15 @@
 					uses[w.ID]++
 				}
 				// Any load must come before the following store.
-				if v.Type.IsMemory() || !w.Type.IsMemory() {
-					continue // not a load
+				if !isMem(v) && isMem(w) {
+					// v is a load.
+					s := nextMem[w.ID]
+					if s == nil || s.Block != b {
+						continue
+					}
+					additionalArgs[s.ID] = append(additionalArgs[s.ID], v)
+					uses[v.ID]++
 				}
-				s := nextMem[w.ID]
-				if s == nil || s.Block != b {
-					continue
-				}
-				additionalArgs[s.ID] = append(additionalArgs[s.ID], v)
-				uses[v.ID]++
 			}
 		}
 
diff --git a/src/cmd/compile/internal/x86/galign.go b/src/cmd/compile/internal/x86/galign.go
index edac6a0..bb29d2a 100644
--- a/src/cmd/compile/internal/x86/galign.go
+++ b/src/cmd/compile/internal/x86/galign.go
@@ -31,4 +31,5 @@
 	gc.Thearch.SSAMarkMoves = ssaMarkMoves
 	gc.Thearch.SSAGenValue = ssaGenValue
 	gc.Thearch.SSAGenBlock = ssaGenBlock
+	gc.Thearch.ZeroAuto = zeroAuto
 }
diff --git a/src/cmd/compile/internal/x86/ggen.go b/src/cmd/compile/internal/x86/ggen.go
index 25769b4..33ffc5f 100644
--- a/src/cmd/compile/internal/x86/ggen.go
+++ b/src/cmd/compile/internal/x86/ggen.go
@@ -84,6 +84,23 @@
 	return p
 }
 
+func zeroAuto(n *gc.Node, pp *obj.Prog) {
+	// Note: this code must not clobber any registers.
+	sym := gc.Linksym(n.Sym)
+	size := n.Type.Size()
+	for i := int64(0); i < size; i += 4 {
+		p := gc.AddAsmAfter(x86.AMOVL, pp)
+		pp = p
+		p.From.Type = obj.TYPE_CONST
+		p.From.Offset = 0
+		p.To.Type = obj.TYPE_MEM
+		p.To.Name = obj.NAME_AUTO
+		p.To.Reg = x86.REG_SP
+		p.To.Offset = n.Xoffset + i
+		p.To.Sym = sym
+	}
+}
+
 func ginsnop() {
 	p := gc.Prog(x86.AXCHGL)
 	p.From.Type = obj.TYPE_REG
diff --git a/src/cmd/go/build.go b/src/cmd/go/build.go
index 98a6509..cad578d 100644
--- a/src/cmd/go/build.go
+++ b/src/cmd/go/build.go
@@ -3073,6 +3073,26 @@
 	desc := p.ImportPath
 	output, err := b.runOut(p.Dir, desc, nil, compiler, flags, "-o", outfile, "-c", file)
 	if len(output) > 0 {
+		// On FreeBSD 11, when we pass -g to clang 3.8 it
+		// invokes its internal assembler with -dwarf-version=2.
+		// When it sees .section .note.GNU-stack, it warns
+		// "DWARF2 only supports one section per compilation unit".
+		// This warning makes no sense, since the section is empty,
+		// but it confuses people.
+		// We work around the problem by detecting the warning
+		// and dropping -g and trying again.
+		if bytes.Contains(output, []byte("DWARF2 only supports one section per compilation unit")) {
+			newFlags := make([]string, 0, len(flags))
+			for _, f := range flags {
+				if !strings.HasPrefix(f, "-g") {
+					newFlags = append(newFlags, f)
+				}
+			}
+			if len(newFlags) < len(flags) {
+				return b.ccompile(p, outfile, newFlags, file, compiler)
+			}
+		}
+
 		b.showOutput(p.Dir, desc, b.processOutput(output))
 		if err != nil {
 			err = errPrintedOutput
diff --git a/src/crypto/elliptic/elliptic_test.go b/src/crypto/elliptic/elliptic_test.go
index 902c414..c3e4c17 100644
--- a/src/crypto/elliptic/elliptic_test.go
+++ b/src/crypto/elliptic/elliptic_test.go
@@ -300,6 +300,29 @@
 	},
 }
 
+type scalarMultTest struct {
+	k          string
+	xIn, yIn   string
+	xOut, yOut string
+}
+
+var p256MultTests = []scalarMultTest{
+	{
+		"2a265f8bcbdcaf94d58519141e578124cb40d64a501fba9c11847b28965bc737",
+		"023819813ac969847059028ea88a1f30dfbcde03fc791d3a252c6b41211882ea",
+		"f93e4ae433cc12cf2a43fc0ef26400c0e125508224cdb649380f25479148a4ad",
+		"4d4de80f1534850d261075997e3049321a0864082d24a917863366c0724f5ae3",
+		"a22d2b7f7818a3563e0f7a76c9bf0921ac55e06e2e4d11795b233824b1db8cc0",
+	},
+	{
+		"313f72ff9fe811bf573176231b286a3bdb6f1b14e05c40146590727a71c3bccd",
+		"cc11887b2d66cbae8f4d306627192522932146b42f01d3c6f92bd5c8ba739b06",
+		"a2f08a029cd06b46183085bae9248b0ed15b70280c7ef13a457f5af382426031",
+		"831c3f6b5f762d2f461901577af41354ac5f228c2591f84f8a6e51e2e3f17991",
+		"93f90934cd0ef2c698cc471c60a93524e87ab31ca2412252337f364513e43684",
+	},
+}
+
 func TestBaseMult(t *testing.T) {
 	p224 := P224()
 	for i, e := range p224BaseMultTests {
@@ -379,6 +402,19 @@
 			break
 		}
 	}
+
+	for i, e := range p256MultTests {
+		x, _ := new(big.Int).SetString(e.xIn, 16)
+		y, _ := new(big.Int).SetString(e.yIn, 16)
+		k, _ := new(big.Int).SetString(e.k, 16)
+		expectedX, _ := new(big.Int).SetString(e.xOut, 16)
+		expectedY, _ := new(big.Int).SetString(e.yOut, 16)
+
+		xx, yy := p256.ScalarMult(x, y, k.Bytes())
+		if xx.Cmp(expectedX) != 0 || yy.Cmp(expectedY) != 0 {
+			t.Errorf("#%d: got (%x, %x), want (%x, %x)", i, xx, yy, expectedX, expectedY)
+		}
+	}
 }
 
 func TestInfinity(t *testing.T) {
diff --git a/src/crypto/elliptic/p256_asm_amd64.s b/src/crypto/elliptic/p256_asm_amd64.s
index 6c7bde1..ea4a6fa 100644
--- a/src/crypto/elliptic/p256_asm_amd64.s
+++ b/src/crypto/elliptic/p256_asm_amd64.s
@@ -1314,12 +1314,12 @@
 	ADCQ p256const0<>(SB), acc5
 	ADCQ $0, acc6
 	ADCQ p256const1<>(SB), acc7
-	ADCQ $0, mul0
+	ANDQ $1, mul0
 
-	CMOVQNE acc0, acc4
-	CMOVQNE acc1, acc5
-	CMOVQNE acc2, acc6
-	CMOVQNE acc3, acc7
+	CMOVQEQ acc0, acc4
+	CMOVQEQ acc1, acc5
+	CMOVQEQ acc2, acc6
+	CMOVQEQ acc3, acc7
 
 	RET
 /* ---------------------------------------*/
diff --git a/src/database/sql/sql.go b/src/database/sql/sql.go
index c016681..f8a8844 100644
--- a/src/database/sql/sql.go
+++ b/src/database/sql/sql.go
@@ -1955,12 +1955,12 @@
 				rowsi: rowsi,
 				// releaseConn set below
 			}
-			rows.initContextClose(ctx)
 			s.db.addDep(s, rows)
 			rows.releaseConn = func(err error) {
 				releaseConn(err)
 				s.db.removeDep(s, rows)
 			}
+			rows.initContextClose(ctx)
 			return rows, nil
 		}
 
diff --git a/src/database/sql/sql_test.go b/src/database/sql/sql_test.go
index 450e5f1..381aafc 100644
--- a/src/database/sql/sql_test.go
+++ b/src/database/sql/sql_test.go
@@ -322,7 +322,7 @@
 	select {
 	case <-ctx.Done():
 		if err := ctx.Err(); err != context.Canceled {
-			t.Fatalf("context err = %v; want context.Canceled")
+			t.Fatalf("context err = %v; want context.Canceled", ctx.Err())
 		}
 	default:
 		t.Fatalf("context err = nil; want context.Canceled")
@@ -413,7 +413,8 @@
 	db := newTestDB(t, "people")
 	defer closeDB(t, db)
 
-	ctx, _ := context.WithTimeout(context.Background(), time.Millisecond*15)
+	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*15)
+	defer cancel()
 
 	tx, err := db.BeginTx(ctx, nil)
 	if err != nil {
diff --git a/src/net/http/h2_bundle.go b/src/net/http/h2_bundle.go
index 4536b2f..e473bb2 100644
--- a/src/net/http/h2_bundle.go
+++ b/src/net/http/h2_bundle.go
@@ -1,4 +1,4 @@
-// Code generated by golang.org/x/tools/cmd/bundle.
+// Code generated by golang.org/x/tools/cmd/bundle. DO NOT EDIT.
 //go:generate bundle -o h2_bundle.go -prefix http2 -underscore golang.org/x/net/http2
 
 // Package http2 implements the HTTP/2 protocol.
@@ -3536,9 +3536,13 @@
 		sc.idleTimerCh = sc.idleTimer.C
 	}
 
-	var gracefulShutdownCh <-chan struct{}
+	var gracefulShutdownCh chan struct{}
 	if sc.hs != nil {
-		gracefulShutdownCh = http2h1ServerShutdownChan(sc.hs)
+		ch := http2h1ServerShutdownChan(sc.hs)
+		if ch != nil {
+			gracefulShutdownCh = make(chan struct{})
+			go sc.awaitGracefulShutdown(ch, gracefulShutdownCh)
+		}
 	}
 
 	go sc.readFrames()
@@ -3587,6 +3591,14 @@
 	}
 }
 
+func (sc *http2serverConn) awaitGracefulShutdown(sharedCh <-chan struct{}, privateCh chan struct{}) {
+	select {
+	case <-sc.doneServing:
+	case <-sharedCh:
+		close(privateCh)
+	}
+}
+
 // readPreface reads the ClientPreface greeting from the peer
 // or returns an error on timeout or an invalid greeting.
 func (sc *http2serverConn) readPreface() error {
@@ -6003,7 +6015,6 @@
 	}
 	if len(keys) > 0 {
 		sort.Strings(keys)
-
 		return strings.Join(keys, ","), nil
 	}
 	return "", nil
diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go
index da39dac..6f07731 100644
--- a/src/runtime/malloc.go
+++ b/src/runtime/malloc.go
@@ -400,10 +400,12 @@
 			if p == 0 {
 				return nil
 			}
+			// p can be just about anywhere in the address
+			// space, including before arena_end.
 			if p == h.arena_end {
 				h.arena_end = new_end
 				h.arena_reserved = reserved
-			} else if h.arena_start <= p && p+p_size-h.arena_start-1 <= _MaxArena32 {
+			} else if h.arena_end < p && p+p_size-h.arena_start-1 <= _MaxArena32 {
 				// Keep everything page-aligned.
 				// Our pages are bigger than hardware pages.
 				h.arena_end = p + p_size
@@ -413,6 +415,16 @@
 				h.arena_used = used
 				h.arena_reserved = reserved
 			} else {
+				// We got a mapping, but it's not
+				// linear with our current arena, so
+				// we can't use it.
+				//
+				// TODO: Make it possible to allocate
+				// from this. We can't decrease
+				// arena_used, but we could introduce
+				// a new variable for the current
+				// allocation position.
+
 				// We haven't added this allocation to
 				// the stats, so subtract it from a
 				// fake stat (but avoid underflow).
diff --git a/src/runtime/mbitmap.go b/src/runtime/mbitmap.go
index 89d8a4c..9b988fa 100644
--- a/src/runtime/mbitmap.go
+++ b/src/runtime/mbitmap.go
@@ -374,6 +374,7 @@
 // heapBitsForSpan returns the heapBits for the span base address base.
 func heapBitsForSpan(base uintptr) (hbits heapBits) {
 	if base < mheap_.arena_start || base >= mheap_.arena_used {
+		print("runtime: base ", hex(base), " not in range [", hex(mheap_.arena_start), ",", hex(mheap_.arena_used), ")\n")
 		throw("heapBitsForSpan: base out of range")
 	}
 	return heapBitsForAddr(base)
diff --git a/src/runtime/mgc.go b/src/runtime/mgc.go
index cd57720..8f42492 100644
--- a/src/runtime/mgc.go
+++ b/src/runtime/mgc.go
@@ -1918,7 +1918,7 @@
 		traceGCScanDone()
 	}
 
-	nproc := work.nproc // work.nproc can change right after we increment work.ndone
+	nproc := atomic.Load(&work.nproc) // work.nproc can change right after we increment work.ndone
 	if atomic.Xadd(&work.ndone, +1) == nproc-1 {
 		notewakeup(&work.alldone)
 	}
diff --git a/src/runtime/sys_linux_386.s b/src/runtime/sys_linux_386.s
index 45320c0..ba6f7cc 100644
--- a/src/runtime/sys_linux_386.s
+++ b/src/runtime/sys_linux_386.s
@@ -98,15 +98,18 @@
 	MOVL	$1000000, CX
 	DIVL	CX
 	MOVL	AX, 0(SP)
+	MOVL	$1000, AX	// usec to nsec
+	MULL	DX
 	MOVL	DX, 4(SP)
 
-	// select(0, 0, 0, 0, &tv)
-	MOVL	$142, AX
+	// pselect6(0, 0, 0, 0, &ts, 0)
+	MOVL	$308, AX
 	MOVL	$0, BX
 	MOVL	$0, CX
 	MOVL	$0, DX
 	MOVL	$0, SI
 	LEAL	0(SP), DI
+	MOVL	$0, BP
 	INVOKE_SYSCALL
 	RET
 
diff --git a/src/runtime/sys_linux_amd64.s b/src/runtime/sys_linux_amd64.s
index 6ddcb30..8ab8d12 100644
--- a/src/runtime/sys_linux_amd64.s
+++ b/src/runtime/sys_linux_amd64.s
@@ -82,15 +82,18 @@
 	MOVL	$1000000, CX
 	DIVL	CX
 	MOVQ	AX, 0(SP)
-	MOVQ	DX, 8(SP)
+	MOVL	$1000, AX	// usec to nsec
+	MULL	DX
+	MOVQ	AX, 8(SP)
 
-	// select(0, 0, 0, 0, &tv)
+	// pselect6(0, 0, 0, 0, &ts, 0)
 	MOVL	$0, DI
 	MOVL	$0, SI
 	MOVL	$0, DX
 	MOVL	$0, R10
 	MOVQ	SP, R8
-	MOVL	$23, AX
+	MOVL	$0, R9
+	MOVL	$270, AX
 	SYSCALL
 	RET
 
diff --git a/src/runtime/sys_linux_arm.s b/src/runtime/sys_linux_arm.s
index 666b879..f21a351 100644
--- a/src/runtime/sys_linux_arm.s
+++ b/src/runtime/sys_linux_arm.s
@@ -36,7 +36,7 @@
 #define SYS_gettid (SYS_BASE + 224)
 #define SYS_tkill (SYS_BASE + 238)
 #define SYS_sched_yield (SYS_BASE + 158)
-#define SYS_select (SYS_BASE + 142) // newselect
+#define SYS_pselect6 (SYS_BASE + 335)
 #define SYS_ugetrlimit (SYS_BASE + 191)
 #define SYS_sched_getaffinity (SYS_BASE + 242)
 #define SYS_clock_gettime (SYS_BASE + 263)
@@ -387,13 +387,16 @@
 	MOVW	usec+0(FP), R0
 	CALL	runtime·usplitR0(SB)
 	MOVW	R0, 4(R13)
+	MOVW	$1000, R0	// usec to nsec
+	MUL	R0, R1
 	MOVW	R1, 8(R13)
 	MOVW	$0, R0
 	MOVW	$0, R1
 	MOVW	$0, R2
 	MOVW	$0, R3
 	MOVW	$4(R13), R4
-	MOVW	$SYS_select, R7
+	MOVW	$0, R5
+	MOVW	$SYS_pselect6, R7
 	SWI	$0
 	RET
 
diff --git a/test/fixedbugs/issue20029.go b/test/fixedbugs/issue20029.go
new file mode 100644
index 0000000..db3f8aa
--- /dev/null
+++ b/test/fixedbugs/issue20029.go
@@ -0,0 +1,32 @@
+// run
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 20029: make sure we zero at VARKILLs of
+// ambiguously live variables.
+// The ambiguously live variable here is the hiter
+// for the inner range loop.
+
+package main
+
+import "runtime"
+
+func f(m map[int]int) {
+outer:
+	for i := 0; i < 10; i++ {
+		for k := range m {
+			if k == 5 {
+				continue outer
+			}
+		}
+		runtime.GC()
+		break
+	}
+	runtime.GC()
+}
+func main() {
+	m := map[int]int{1: 2, 2: 3, 3: 4}
+	f(m)
+}
diff --git a/test/fixedbugs/issue20097.go b/test/fixedbugs/issue20097.go
new file mode 100644
index 0000000..236a1bd
--- /dev/null
+++ b/test/fixedbugs/issue20097.go
@@ -0,0 +1,18 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 20097: ensure that we CSE multiple Select ops with
+// the same underlying type
+
+package main
+
+type T int64
+
+func f(x, y int64) (int64, T) {
+	a := x / y
+	b := T(x) / T(y)
+	return a, b
+}
diff --git a/test/fixedbugs/issue20335.go b/test/fixedbugs/issue20335.go
new file mode 100644
index 0000000..185c2f0
--- /dev/null
+++ b/test/fixedbugs/issue20335.go
@@ -0,0 +1,19 @@
+// compile
+
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Issue 20335: don't reorder loads with stores.
+// This test should fail on the ssacheck builder
+// without the fix in the CL that added this file.
+// TODO: check the generated assembly?
+
+package a
+
+import "sync/atomic"
+
+func f(p, q *int32) bool {
+	x := *q
+	return atomic.AddInt32(p, 1) == x
+}