1 files changed, 33 insertions, 0 deletions
diff --git a/libgo/misc/cgo/testsanitizers/src/msan3.go b/libgo/misc/cgo/testsanitizers/src/msan3.go
new file mode 100644
index 00000000000..61a9c29e1a9
--- /dev/null
+++ b/libgo/misc/cgo/testsanitizers/src/msan3.go
@@ -0,0 +1,33 @@
+// 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.
+
+package main
+
+/*
+extern int *GoFn(int *);
+
+// Yes, you can have definitions if you use //export, as long as they are weak.
+int f(void) __attribute__ ((weak));
+
+int f() {
+  int i;
+  int *p = GoFn(&i);
+  if (*p != 12345)
+    return 0;
+  return 1;
+}
+*/
+import "C"
+
+//export GoFn
+func GoFn(p *C.int) *C.int {
+	*p = C.int(12345)
+	return p
+}
+
+func main() {
+	if r := C.f(); r != 1 {
+		panic(r)
+	}
+}