File: pointer_to_self.cpp

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (18 lines) | stat: -rw-r--r-- 636 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
// Regression test: pointers to self should not confuse LSan into thinking the
// object is indirectly leaked. Only external pointers count.
// RUN: %clangxx_lsan %s -o %t
// RUN: %env_lsan_opts="report_objects=1:use_registers=0:use_stacks=0" not %run %t 2>&1 | FileCheck %s

#include <stdio.h>
#include <stdlib.h>
#include "sanitizer_common/print_address.h"

int main() {
  void *p = malloc(1337);
  *reinterpret_cast<void **>(p) = p;
  print_address("Test alloc: ", 1, p);
}
// CHECK: Test alloc: [[ADDR:0x[0-9,a-f]+]]
// CHECK: LeakSanitizer: detected memory leaks
// CHECK: [[ADDR]] (1337 bytes)
// CHECK: SUMMARY: {{.*}}Sanitizer: