1// RUN: %clang_cl_asan %Od -o %t %s
2// RUN: %env_asan_opts=windows_hook_rtl_allocators=true %run %t 2>&1 | FileCheck %s
3// RUN: %env_asan_opts=windows_hook_rtl_allocators=false %run %t 2>&1 | FileCheck %s
4// RUN: %clang_cl %Od -o %t %s
5// RUN: %run %t 2>&1 | FileCheck %s
6// UNSUPPORTED: asan-64-bits
7#include <cassert>
8#include <stdio.h>
9#include <windows.h>
10
11int main() {
12 HANDLE heap = HeapCreate(0, 0, 0);
13 void *ptr = HeapAlloc(heap, 0, 4);
14 assert(ptr);
15 void *ptr2 = HeapReAlloc(heap, 0, ptr, 0);
16 assert(ptr2);
17 HeapFree(heap, 0, ptr2);
18 fprintf(stderr, format: "passed!\n");
19}
20
21// CHECK-NOT: double-free
22// CHECK-NOT: AddressSanitizer
23// CHECK: passed!
24

source code of compiler-rt/test/asan/TestCases/Windows/heapalloc_zero_size.cpp