.

go/internal/xtracing/tracetest/example_test.go

@@ -169,7 +169,7 @@ func TestDeadlock(t *testing.T) {
 
 // verifyInSubprocess runs f in subprocess and verifies that its output matches testOutput.
 func verifyInSubprocess(t *testing.T, f func(t *testing.T), targvExtra ...string) {
-	t.Helper() // XXX ok?
+	t.Helper()
 	if os.Getenv("TRACETEST_EX_VERIFY_IN_SUBPROCESS") == "1" {
 		f(t)
 		return