File: dll_null_deref.cpp

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llvm-toolchain-18 1%3A18.1.8-18
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// RUN: %clang_cl_asan %Od %p/dll_host.cpp %Fe%t
// RUN: %clang_cl_asan %LD %Od %s %Fe%t.dll
// RUN: not %run %t %t.dll 2>&1 | FileCheck %s

__attribute__((noinline))
static void NullDeref(int *ptr) {
  // CHECK: ERROR: AddressSanitizer: access-violation on unknown address
  // CHECK:   {{0x0*000.. .*pc 0x.*}}
  ptr[10]++;  // BOOM
}

extern "C" __declspec(dllexport)
int test_function() {
  NullDeref((int*)0);
  // CHECK: {{    #1 0x.* in test_function .*\dll_null_deref.cpp:}}[[@LINE-1]]
  // CHECK: AddressSanitizer can not provide additional info.
  return 0;
}