1// RUN: %clang_cl_asan %Od %p/dll_host.cpp %Fe%t
2// RUN: %clang_cl_asan %LD %Od %s %Fe%t.dll
3// RUN: not %run %t %t.dll 2>&1 | FileCheck %s
4
5__attribute__((noinline))
6static void NullDeref(int *ptr) {
7 // CHECK: ERROR: AddressSanitizer: access-violation on unknown address
8 // CHECK: {{0x0*000.. .*pc 0x.*}}
9 ptr[10]++; // BOOM
10}
11
12extern "C" __declspec(dllexport)
13int test_function() {
14 NullDeref(ptr: (int*)0);
15 // CHECK: {{ #1 0x.* in test_function .*\dll_null_deref.cpp:}}[[@LINE-1]]
16 // CHECK: AddressSanitizer can not provide additional info.
17 return 0;
18}
19

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