File: asan_preload_test-1.cpp

package info (click to toggle)
llvm-toolchain-15 1%3A15.0.6-4
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,554,644 kB
  • sloc: cpp: 5,922,452; ansic: 1,012,136; asm: 674,362; python: 191,568; objc: 73,855; f90: 42,327; lisp: 31,913; pascal: 11,973; javascript: 10,144; sh: 9,421; perl: 7,447; ml: 5,527; awk: 3,523; makefile: 2,520; xml: 885; cs: 573; fortran: 567
file content (30 lines) | stat: -rw-r--r-- 767 bytes parent folder | download | duplicates (36) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
// Test that non-sanitized executables work with sanitized shared libs
// and preloaded runtime.
//
// RUN: %clangxx -DBUILD_SO=1 -fPIC -shared %s -o %t.so
// RUN: %clangxx %s %t.so -o %t
//
// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t.so
// 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: !android

#if BUILD_SO
char dummy;
void do_access(const void *p) {
  // CHECK: AddressSanitizer: heap-buffer-overflow
  dummy = ((const char *)p)[1];
}
#else
#include <stdlib.h>
extern void do_access(const void *p);
int main(int argc, char **argv) {
  void *p = malloc(1);
  do_access(p);
  free(p);
  return 0;
}
#endif