summaryrefslogtreecommitdiffstats
path: root/src/runtime/norace_linux_test.go
diff options
context:
space:
mode:
Diffstat (limited to 'src/runtime/norace_linux_test.go')
-rw-r--r--src/runtime/norace_linux_test.go43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/runtime/norace_linux_test.go b/src/runtime/norace_linux_test.go
new file mode 100644
index 0000000..3521b24
--- /dev/null
+++ b/src/runtime/norace_linux_test.go
@@ -0,0 +1,43 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// The file contains tests that cannot run under race detector for some reason.
+//
+//go:build !race
+
+package runtime_test
+
+import (
+ "internal/abi"
+ "runtime"
+ "testing"
+ "time"
+ "unsafe"
+)
+
+var newOSProcDone bool
+
+//go:nosplit
+func newOSProcCreated() {
+ newOSProcDone = true
+}
+
+// Can't be run with -race because it inserts calls into newOSProcCreated()
+// that require a valid G/M.
+func TestNewOSProc0(t *testing.T) {
+ runtime.NewOSProc0(0x800000, unsafe.Pointer(abi.FuncPCABIInternal(newOSProcCreated)))
+ check := time.NewTicker(100 * time.Millisecond)
+ defer check.Stop()
+ end := time.After(5 * time.Second)
+ for {
+ select {
+ case <-check.C:
+ if newOSProcDone {
+ return
+ }
+ case <-end:
+ t.Fatalf("couldn't create new OS process")
+ }
+ }
+}