1 files changed, 18 insertions, 0 deletions
diff --git a/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cpp b/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cpp
new file mode 100644
index 00000000000..44aa9cd24f6
--- /dev/null
+++ b/compiler-rt/test/asan/TestCases/Posix/bcmp_test.cpp
@@ -0,0 +1,18 @@
+// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s
+// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s
+
+// REQUIRES: compiler-rt-optimized, (linux && !android) || openbsd || freebsd || netbsd 
+// XFAIL: darwin
+
+#include <string.h>
+int main(int argc, char **argv) {
+  char a1[] = {static_cast<char>(argc), 2, 3, 4};
+  char a2[] = {1, static_cast<char>(2 * argc), 3, 4};
+  int res = bcmp(a1, a2, 4 + argc); // BOOM
+  // CHECK: AddressSanitizer: stack-buffer-overflow
+  // CHECK: {{#1.*bcmp}}
+  // CHECK: {{#2.*main}}
+  return res;
+}