delete all uses of panicln by rewriting them using panic or,
in the tests, println+panic.
gofmt some tests too.

R=rsc
CC=golang-dev
https://golang.org/cl/741041
diff --git a/test/cmp1.go b/test/cmp1.go
index a119f87..12e65be 100644
--- a/test/cmp1.go
+++ b/test/cmp1.go
@@ -8,65 +8,68 @@
 
 import "unsafe"
 
-func use(bool) { }
+func use(bool) {}
 
-func stringptr(s string) uintptr {
-	return *(*uintptr)(unsafe.Pointer(&s));
-}
+func stringptr(s string) uintptr { return *(*uintptr)(unsafe.Pointer(&s)) }
 
 func isfalse(b bool) {
-	if b { panicln("wanted false, got true") } // stack will explain where
+	if b {
+		// stack will explain where
+		panic("wanted false, got true")
+	}
 }
 
 func istrue(b bool) {
-	if !b { panicln("wanted true, got false") } // stack will explain where
+	if !b {
+		// stack will explain where
+		panic("wanted true, got false")
+	}
 }
 
 func main() {
-	var a []int;
-	var b map[string]int;
+	var a []int
+	var b map[string]int
 
-	var c string = "hello";
-	var d string = "hel";	// try to get different pointer
-	d = d + "lo";
+	var c string = "hello"
+	var d string = "hel" // try to get different pointer
+	d = d + "lo"
 	if stringptr(c) == stringptr(d) {
 		panic("compiler too smart -- got same string")
 	}
 
-	var e = make(chan int);
+	var e = make(chan int)
 
-	var ia interface{} = a;
-	var ib interface{} = b;
-	var ic interface{} = c;
-	var id interface{} = d;
-	var ie interface{} = e;
-	
+	var ia interface{} = a
+	var ib interface{} = b
+	var ic interface{} = c
+	var id interface{} = d
+	var ie interface{} = e
+
 	// these comparisons are okay because
 	// string compare is okay and the others
 	// are comparisons where the types differ.
-	isfalse(ia == ib);
-	isfalse(ia == ic);
-	isfalse(ia == id);
-	isfalse(ib == ic);
-	isfalse(ib == id);
-	istrue(ic == id);
-	istrue(ie == ie);
+	isfalse(ia == ib)
+	isfalse(ia == ic)
+	isfalse(ia == id)
+	isfalse(ib == ic)
+	isfalse(ib == id)
+	istrue(ic == id)
+	istrue(ie == ie)
 
 	// 6g used to let this go through as true.
-	var g uint64 = 123;
-	var h int64 = 123;
-	var ig interface{} = g;
-	var ih interface{} = h;
-	isfalse(ig == ih);
+	var g uint64 = 123
+	var h int64 = 123
+	var ig interface{} = g
+	var ih interface{} = h
+	isfalse(ig == ih)
 
 	// map of interface should use == on interface values,
 	// not memory.
 	// TODO: should m[c], m[d] be valid here?
-	var m = make(map[interface{}] int);
-	m[ic] = 1;
-	m[id] = 2;
+	var m = make(map[interface{}]int)
+	m[ic] = 1
+	m[id] = 2
 	if m[ic] != 2 {
-		panic("m[ic] = ", m[ic]);
+		panic("m[ic] = ", m[ic])
 	}
 }
-