cmd/cgo/internal/testsanitizers: use t.TempDir

Change-Id: I6b2c25ab045aaec8bb6c25511b12d178d155fc25
Reviewed-on: https://go-review.googlesource.com/c/go/+/630338
Reviewed-by: Cherry Mui <cherryyz@google.com>
Commit-Queue: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>

diff --git a/src/cmd/cgo/internal/testsanitizers/cc_test.go b/src/cmd/cgo/internal/testsanitizers/cc_test.go
index e650de835ab42ecfd348820b1c094dad885a7642..96a9e71cd7921372626486d97fcbfa5534217a2f 100644 (file)
--- a/src/cmd/cgo/internal/testsanitizers/cc_test.go
+++ b/src/cmd/cgo/internal/testsanitizers/cc_test.go
@@ -563,12 +563,7 @@ func (d *tempDir) Join(name string) string {
 }
 
 func newTempDir(t *testing.T) *tempDir {
-       t.Helper()
-       dir, err := os.MkdirTemp("", filepath.Dir(t.Name()))
-       if err != nil {
-               t.Fatalf("Failed to create temp dir: %v", err)
-       }
-       return &tempDir{base: dir}
+       return &tempDir{base: t.TempDir()}
 }
 
 // hangProneCmd returns an exec.Cmd for a command that is likely to hang.