File: global_const_string_oob.cc

package info (click to toggle)
llvm-toolchain-4.0 1%3A4.0.1-10~deb9u2
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 493,332 kB
  • sloc: cpp: 2,698,100; ansic: 552,773; asm: 128,821; python: 121,589; objc: 105,054; sh: 21,174; lisp: 6,758; ml: 5,532; perl: 5,311; pascal: 5,245; makefile: 2,083; cs: 1,868; xml: 686; php: 212; csh: 117
file content (20 lines) | stat: -rw-r--r-- 646 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
// RUN: %clang_cl_asan -O0 %s -Fe%t
// RUN: not %run %t 2>&1 | FileCheck %s

#include <windows.h>
#include <stdio.h>

extern "C" const char *foo = "foobarspam";

int main(void) {
  if (foo[16])
    printf("Boo\n");
// CHECK-NOT: Boo
// CHECK: AddressSanitizer: global-buffer-overflow on address [[ADDR:0x[0-9a-f]+]]
// CHECK: READ of size 1 at [[ADDR]] thread T0
// CHECK-NEXT:   {{#0 .* main .*global_const_string_oob.cc:}}[[@LINE-5]]
// CHECK: [[ADDR]] is located 5 bytes to the right of global variable [[STR:.*]] defined in {{'.*global_const_string_oob.cc:7:.*' .*}} of size 11
// CHECK:   [[STR]] is ascii string 'foobarspam'
  return 0;
}