1 // RUN: %clang_cl_asan -O0 %s -Fe%t
2 // RUN: not %run %t 2>&1 | FileCheck %s
3
4 #include <windows.h>
5
main()6 int main() {
7 char *buffer = new char[42];
8 delete [] buffer;
9 buffer[0] = 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_array_new_uaf.cc}}:[[@LINE-3]]
13 // CHECK: [[ADDR]] is located 0 bytes inside of 42-byte region
14 // CHECK-LABEL: freed by thread T0 here:
15 // FIXME: The 'operator delete' frame should have [].
16 // CHECK: {{#0 .* operator delete}}
17 // CHECK: {{#1 .* main .*operator_array_new_uaf.cc}}:[[@LINE-9]]
18 // CHECK-LABEL: previously allocated by thread T0 here:
19 // FIXME: The 'operator new' frame should have [].
20 // CHECK: {{#0 .* operator new}}
21 // CHECK: {{#1 .* main .*operator_array_new_uaf.cc}}:[[@LINE-14]]
22 return 0;
23 }
24
25