1// When we link a binary without the -debug flag, ASan should print out VAs
2// instead of RVAs. The frames for main and do_uaf should be above 0x400000,
3// which is the default image base of an executable.
4
5// RUN: rm -f %t.pdb
6// RUN: %clangxx_asan -c -O2 %s -o %t.obj
7// RUN: lld-link /nologo /OUT:%t.exe %t.obj -defaultlib:libcmt -nodefaultlib:msvcrt -defaultlib:oldnames %asan_static_runtime_thunk %asan_lib
8// RUN: not %run %t.exe 2>&1 | FileCheck %s
9// REQUIRES: lld-available
10
11#include "../defines.h"
12#include <stdio.h>
13#include <stdlib.h>
14int ATTRIBUTE_NOINLINE do_uaf(void);
15int main() {
16 int r = do_uaf();
17 printf(format: "r: %d\n", r);
18 return r;
19}
20int do_uaf(void) {
21 char *x = (char*)malloc(size: 10 * sizeof(char));
22 free(ptr: x);
23 return x[5];
24 // CHECK: AddressSanitizer: heap-use-after-free
25 // CHECK: #0 {{0x[a-f0-9]+ \(.*[\\/]unsymbolized.cpp.*.exe\+(0x40|0x14000)[a-f0-9]{4}\)}}
26 // CHECK: #1 {{0x[a-f0-9]+ \(.*[\\/]unsymbolized.cpp.*.exe\+(0x40|0x14000)[a-f0-9]{4}\)}}
27}
28

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