runtime/race: add test for midstack inlining
Add test to make sure we get the right traceback when mid-stack inlining.
Update #33309
Change-Id: I23979cbe6b12fad105dbd26698243648aa86a354
Reviewed-on: https://go-review.googlesource.com/c/go/+/195984
Run-TryBot: Keith Randall <khr@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitry Vyukov <dvyukov@google.com>
diff --git a/src/runtime/race/output_test.go b/src/runtime/race/output_test.go
index 019ad58..d3e7762 100644
--- a/src/runtime/race/output_test.go
+++ b/src/runtime/race/output_test.go
@@ -24,7 +24,7 @@
t.Fatal(err)
}
defer os.RemoveAll(pkgdir)
- out, err := exec.Command(testenv.GoToolPath(t), "install", "-race", "-pkgdir="+pkgdir, "-gcflags=all=-l", "testing").CombinedOutput()
+ out, err := exec.Command(testenv.GoToolPath(t), "install", "-race", "-pkgdir="+pkgdir, "testing").CombinedOutput()
if err != nil {
t.Fatalf("go install -race: %v\n%s", err, out)
}
@@ -56,8 +56,8 @@
if err := f.Close(); err != nil {
t.Fatalf("failed to close file: %v", err)
}
- // Pass -l to the compiler to test stack traces.
- cmd := exec.Command(testenv.GoToolPath(t), test.run, "-race", "-pkgdir="+pkgdir, "-gcflags=all=-l", src)
+
+ cmd := exec.Command(testenv.GoToolPath(t), test.run, "-race", "-pkgdir="+pkgdir, src)
// GODEBUG spoils program output, GOMAXPROCS makes it flaky.
for _, env := range os.Environ() {
if strings.HasPrefix(env, "GODEBUG=") ||
@@ -218,6 +218,52 @@
main\.main\.func1\(\)
.*/main.go:7`},
+ // Test for https://golang.org/issue/33309
+ {"midstack_inlining_traceback", "run", "linux", "atexit_sleep_ms=0", `
+package main
+
+var x int
+
+func main() {
+ c := make(chan int)
+ go f(c)
+ x = 1
+ <-c
+}
+
+func f(c chan int) {
+ g(c)
+}
+
+func g(c chan int) {
+ h(c)
+}
+
+func h(c chan int) {
+ c <- x
+}
+`, `==================
+WARNING: DATA RACE
+Read at 0x[0-9,a-f]+ by goroutine [0-9]:
+ main\.h\(\)
+ .+/main\.go:22 \+0x[0-9,a-f]+
+ main\.g\(\)
+ .+/main\.go:18 \+0x[0-9,a-f]+
+ main\.f\(\)
+ .+/main\.go:14 \+0x[0-9,a-f]+
+
+Previous write at 0x[0-9,a-f]+ by main goroutine:
+ main\.main\(\)
+ .+/main\.go:9 \+0x[0-9,a-f]+
+
+Goroutine [0-9] \(running\) created at:
+ main\.main\(\)
+ .+/main\.go:8 \+0x[0-9,a-f]+
+==================
+Found 1 data race\(s\)
+exit status 66
+`},
+
// Test for https://golang.org/issue/17190
{"external_cgo_thread", "run", "linux", "atexit_sleep_ms=0", `
package main