split test.

Author: doujiang24

src/runtime/crash_cgo_test.go

@@ -722,7 +722,16 @@ func TestCgoTraceParser(t *testing.T) {
 	if output != want {
 		t.Fatalf("want %s, got %s\n", want, output)
 	}
-	output = runTestProg(t, "testprogcgo", "CgoTraceParser", "GOMAXPROCS=1")
+}
+
+func TestCgoTraceParserWithOneProc(t *testing.T) {
+	// Test issue 29707.
+	switch runtime.GOOS {
+	case "windows", "plan9":
+		t.Skipf("skipping cgo trace parser test on %s", runtime.GOOS)
+	}
+	output := runTestProg(t, "testprogcgo", "CgoTraceParser", "GOMAXPROCS=1")
+	want := "OK\n"
 	if output != want {
 		t.Fatalf("GOMAXPROCS=1, want %s, got %s\n", want, output)
 	}