File: asan_preload_test-2.cc

package info (click to toggle)
llvm-toolchain-3.9 1%3A3.9.1-8
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 441,060 kB
  • ctags: 428,777
  • sloc: cpp: 2,546,577; ansic: 538,318; asm: 119,677; objc: 103,316; python: 102,148; sh: 27,847; pascal: 5,626; ml: 5,510; perl: 5,293; lisp: 4,801; makefile: 2,177; xml: 686; cs: 362; php: 212; csh: 117
file content (24 lines) | stat: -rw-r--r-- 575 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
// Test that preloaded runtime works with unsanitized executables.
//
// RUN: %clangxx %s -o %t
// RUN: env LD_PRELOAD=%shared_libasan not %run %t 2>&1 | FileCheck %s

// REQUIRES: asan-dynamic-runtime

// This way of setting LD_PRELOAD does not work with Android test runner.
// REQUIRES: not-android

#include <stdlib.h>

extern "C" ssize_t write(int fd, const void *buf, size_t count);

void do_access(void *p) {
  // CHECK: AddressSanitizer: heap-buffer-overflow
  write(1, p, 2);
}

int main(int argc, char **argv) {
  void *p = malloc(1);
  do_access(p);
  return 0;
}