23 lines · cpp
1// RUN: %clang_cl_asan %Od %s %Fe%t2// RUN: not %run %t 2>&1 | FileCheck %s3 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 T012// CHECK: {{#0 .* main .*operator_new_uaf.cpp}}:[[@LINE-3]]13// CHECK: [[ADDR]] is located 0 bytes inside of 1-byte region14// 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