| // 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 |
| |
| #include <process.h> |
| |
| void noreturn_f() { |
| int subscript = -1; |
| char buffer[42]; |
| buffer[subscript] = 42; |
| _exit(1); |
| // CHECK: AddressSanitizer: stack-buffer-underflow on address [[ADDR:0x[0-9a-f]+]] |
| // CHECK: WRITE of size 1 at [[ADDR]] thread T0 |
| // CHECK-NEXT: noreturn_f{{.*}}dll_noreturn.cc:[[@LINE-4]] |
| // CHECK-NEXT: test_function{{.*}}dll_noreturn.cc |
| // CHECK-NEXT: main{{.*}}dll_host.cc |
| // |
| // CHECK: Address [[ADDR]] is located in stack of thread T0 at offset [[OFFSET:.*]] in frame |
| // CHECK-NEXT: noreturn_f{{.*}}dll_noreturn.cc |
| // CHECK: 'buffer' <== Memory access at offset [[OFFSET]] underflows this variable |
| // CHECK-LABEL: SUMMARY |
| } |
| |
| extern "C" __declspec(dllexport) |
| int test_function() { |
| noreturn_f(); |
| return 0; |
| } |
