File: atos-symbolizer.cpp

package info (click to toggle)
llvm-toolchain-14 1%3A14.0.6-20
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,496,436 kB
  • sloc: cpp: 5,593,990; ansic: 986,873; asm: 585,869; python: 184,223; objc: 72,530; lisp: 31,119; f90: 27,793; javascript: 9,780; pascal: 9,762; sh: 9,482; perl: 7,468; ml: 5,432; awk: 3,523; makefile: 2,547; xml: 953; cs: 573; fortran: 567
file content (27 lines) | stat: -rw-r--r-- 944 bytes parent folder | download | duplicates (37) 
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
 
// Check that the `atos` symbolizer works.

// RUN: %clangxx_asan -O0 %s -o %t
// RUN: %env_asan_opts=verbosity=2 ASAN_SYMBOLIZER_PATH=$(which atos) not %run %t 2>&1 | FileCheck %s

// Path returned by `which atos` is invalid on iOS.
// UNSUPPORTED: ios, i386-darwin

#include <stdlib.h>
#include <string.h>
int main(int argc, char **argv) {
  char *x = (char*)malloc(10 * sizeof(char));
  memset(x, 0, 10);
  int res = x[argc];
  free(x);
  free(x + argc - 1);  // BOOM
  // CHECK: Using atos at user-specified path:
  // CHECK: AddressSanitizer: attempting double-free{{.*}}in thread T0
  // CHECK: #0 0x{{.*}} in {{.*}}free
  // CHECK: #1 0x{{.*}} in main {{.*}}atos-symbolizer.cpp:[[@LINE-4]]
  // CHECK: freed by thread T0 here:
  // CHECK: #0 0x{{.*}} in {{.*}}free
  // CHECK: #1 0x{{.*}} in main {{.*}}atos-symbolizer.cpp:[[@LINE-8]]
  // CHECK: allocated by thread T0 here:
  // CHECK: atos-symbolizer.cpp:[[@LINE-13]]
  return res;
}