1// RUN: %clang_cl_asan %Od %s %Fe%t
2// RUN: not %run %t 2>&1 | FileCheck %s
3
4#include <windows.h>
5
6int main() {
7 char *buffer = new char;
8 delete buffer;
9 *buffer = 42;
10// CHECK: AddressSanitizer: heap-use-after-free on address [[ADDR:0x[0-9a-f]+]]
11// CHECK: WRITE of size 1 at [[ADDR]] thread T0
12// CHECK: {{#0 .* main .*operator_new_uaf.cpp}}:[[@LINE-3]]
13// CHECK: [[ADDR]] is located 0 bytes inside of 1-byte region
14// CHECK-LABEL: freed by thread T0 here:
15// CHECK: {{#0 .* operator delete}}
16// CHECK: {{#1 .* main .*operator_new_uaf.cpp}}:[[@LINE-8]]
17// CHECK-LABEL: previously allocated by thread T0 here:
18// CHECK: {{#0 .* operator new}}
19// CHECK: {{#1 .* main .*operator_new_uaf.cpp}}:[[@LINE-12]]
20 return 0;
21}
22
23

source code of compiler-rt/test/asan/TestCases/Windows/operator_new_uaf.cpp