1 files changed, 16 insertions, 0 deletions
diff --git a/compiler-rt/lib/asan/lit_tests/TestCases/memcmp_strict_test.cc b/compiler-rt/lib/asan/lit_tests/TestCases/memcmp_strict_test.cc
new file mode 100644
index 00000000000..00bf921c744
--- /dev/null
+++ b/compiler-rt/lib/asan/lit_tests/TestCases/memcmp_strict_test.cc
@@ -0,0 +1,16 @@
+// RUN: %clangxx_asan -m64 -O0 %s -o %t && ASAN_OPTIONS=strict_memcmp=0 %t 2>&1 | %symbolize | FileCheck %s --check-prefix=CHECK-nonstrict
+// RUN: %clangxx_asan -m64 -O0 %s -o %t && ASAN_OPTIONS=strict_memcmp=1 %t 2>&1 | %symbolize | FileCheck %s --check-prefix=CHECK-strict
+// Default to strict_memcmp=1.
+// RUN: %clangxx_asan -m64 -O0 %s -o %t && %t 2>&1 | %symbolize | FileCheck %s --check-prefix=CHECK-strict
+
+#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-nonstrict: {{res: -1}}
+  // CHECK-strict: AddressSanitizer: stack-buffer-overflow
+  return 0;
+}