1 | // RUN: %clang_cl_asan %Od %s %Fe%t |
2 | // RUN: not %run %t 2>&1 | FileCheck %s |
3 | |
4 | #include <malloc.h> |
5 | |
6 | int main() { |
7 | int *buffer = (int*)calloc(nmemb: 42, size: sizeof(int)); |
8 | buffer[-1] = 42; |
9 | // CHECK: AddressSanitizer: heap-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] |
10 | // CHECK: WRITE of size 4 at [[ADDR]] thread T0 |
11 | // CHECK-NEXT: {{#0 .* main .*calloc_left_oob.cpp}}:[[@LINE-3]] |
12 | // CHECK: [[ADDR]] is located 4 bytes before 168-byte region |
13 | // CHECK: allocated by thread T0 here: |
14 | // CHECK: {{#0 .* calloc }} |
15 | // CHECK: {{ #[1-2] .* main .*calloc_left_oob.cpp}}:[[@LINE-8]] |
16 | free(ptr: buffer); |
17 | } |
18 | |