1 files changed, 13 insertions, 0 deletions
diff --git a/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cpp b/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cpp
new file mode 100644
index 00000000000..e0f1f865741
--- /dev/null
+++ b/compiler-rt/test/asan/TestCases/Windows/heapalloc_uaf.cpp
@@ -0,0 +1,13 @@
+// RUN: %clang_cl_asan -Od %s -Fe%t
+// RUN: %env_asan_opts=windows_hook_rtl_allocators=true not %run %t 2>&1 | FileCheck %s
+// UNSUPPORTED: asan-64-bits
+#include <windows.h>
+
+int main() {
+  char *buffer;
+  buffer = (char *)HeapAlloc(GetProcessHeap(), 0, 32),
+  HeapFree(GetProcessHeap(), 0, buffer);
+  buffer[0] = 'a';
+  // CHECK: AddressSanitizer: heap-use-after-free on address [[ADDR:0x[0-9a-f]+]]
+  // CHECK: WRITE of size 1 at [[ADDR]] thread T0
+}