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Commit | Line | Data |
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92a42be0 SL |
1 | // RUN: %clang_cl_asan -O0 %s -Fe%t |
2 | // RUN: not %run %t 2>&1 | FileCheck %s | |
3 | ||
4 | #include <malloc.h> | |
5 | ||
6 | int main() { | |
7 | char *buffer = (char*)realloc(0, 42); | |
8 | buffer[-1] = 42; | |
9 | // CHECK: AddressSanitizer: heap-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] | |
10 | // CHECK: WRITE of size 1 at [[ADDR]] thread T0 | |
11 | // CHECK-NEXT: {{#0 .* main .*realloc_left_oob.cc}}:[[@LINE-3]] | |
12 | // CHECK: [[ADDR]] is located 1 bytes to the left of 42-byte region | |
13 | // CHECK: allocated by thread T0 here: | |
14 | // CHECK-NEXT: {{#0 .* realloc }} | |
15 | // CHECK-NEXT: {{#1 .* main .*realloc_left_oob.cc}}:[[@LINE-8]] | |
16 | free(buffer); | |
17 | } |