1 files changed, 15 insertions, 0 deletions
diff --git a/test/asan/TestCases/memcmp_strict_test.cc b/test/asan/TestCases/memcmp_strict_test.cc
new file mode 100644
index 000000000000..16b7673dd547
--- /dev/null
+++ b/test/asan/TestCases/memcmp_strict_test.cc
@@ -0,0 +1,15 @@
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=strict_memcmp=0 %run %t
+// RUN: %clangxx_asan -O0 %s -o %t && env ASAN_OPTIONS=strict_memcmp=1 not %run %t 2>&1 | FileCheck %s
+// Default to strict_memcmp=1.
+// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
+
+#include <stdio.h>
+#include <string.h>
+int main() {
+  char kFoo[] = "foo";
+  char kFubar[] = "fubar";
+  int res = memcmp(kFoo, kFubar, strlen(kFubar));
+  printf("res: %d\n", res);
+  // CHECK: AddressSanitizer: stack-buffer-overflow
+  return 0;
+}