| // RUN: %clang_cl_asan -O0 %p/dll_host.cc -Fe%t |
| // RUN: %clang_cl_asan -LD -O0 %s -Fe%t.dll |
| // RUN: not %run %t %t.dll 2>&1 | FileCheck %s |
| |
| struct C { |
| int x; |
| ~C() {} |
| }; |
| |
| extern "C" __declspec(dllexport) |
| int test_function() { |
| C *buffer = new C[42]; |
| buffer[-2].x = 42; |
| // CHECK: AddressSanitizer: heap-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] |
| // CHECK: WRITE of size 4 at [[ADDR]] thread T0 |
| // CHECK-NEXT: test_function {{.*}}dll_operator_array_new_with_dtor_left_oob.cc:[[@LINE-3]] |
| // CHECK-NEXT: main {{.*}}dll_host.cc |
| // |
| // FIXME: Currently it says "4 bytes ... left of 172-byte region", |
| // should be "8 bytes ... left of 168-byte region", see |
| // https://code.google.com/p/address-sanitizer/issues/detail?id=314 |
| // CHECK: [[ADDR]] is located {{.*}} bytes to the left of 172-byte region |
| // FIXME: Should get rid of the malloc/free frames called from the inside of |
| // operator new/delete in DLLs when using -MT CRT. |
| // FIXME: The operator new frame should have []. |
| // CHECK-LABEL: allocated by thread T0 here: |
| // CHECK: operator new |
| // CHECK-NEXT: test_function {{.*}}dll_operator_array_new_with_dtor_left_oob.cc:[[@LINE-16]] |
| // CHECK-NEXT: main {{.*}}dll_host.cc |
| // CHECK-LABEL: SUMMARY |
| delete [] buffer; |
| return 0; |
| } |
