1// Regression test: pointers to self should not confuse LSan into thinking the
2// object is indirectly leaked. Only external pointers count.
3// RUN: %clangxx_lsan %s -o %t
4// RUN: %env_lsan_opts="report_objects=1:use_registers=0:use_stacks=0" not %run %t 2>&1 | FileCheck %s
5
6#include <stdio.h>
7#include <stdlib.h>
8#include "sanitizer_common/print_address.h"
9
10int main() {
11 void *p = malloc(size: 1337);
12 *reinterpret_cast<void **>(p) = p;
13 print_address("Test alloc: ", 1, p);
14}
15// CHECK: Test alloc: [[ADDR:0x[0-9,a-f]+]]
16// CHECK: LeakSanitizer: detected memory leaks
17// CHECK: [[ADDR]] (1337 bytes)
18// CHECK: SUMMARY: {{.*}}Sanitizer:
19

source code of compiler-rt/test/lsan/TestCases/pointer_to_self.cpp