xref: /llvm-project/compiler-rt/test/lsan/TestCases/disabler.c (revision 55a2c4eb04b2c0c193d8d993ff1b8d4d94097c82) 
1 // Test for __lsan_disable() / __lsan_enable().
2 // RUN: %clang_lsan %s -o %t
3 // RUN: %env_lsan_opts=report_objects=1:use_registers=0:use_stacks=0 not %run %t 2>&1 | FileCheck %s
4 
5 // Investigate why it does not fail with use_tls=0
6 // UNSUPPORTED: arm-linux || armhf-linux
7 
8 #include <stdio.h>
9 #include <stdlib.h>
10 
11 #include "sanitizer/lsan_interface.h"
12 
main()13 int main() {
14   void **p;
15   {
16     __lsan_disable();
17     p = malloc(sizeof(void *));
18     __lsan_enable();
19   }
20   *p = malloc(666);
21   void *q = malloc(1337);
22   // Break optimization.
23   fprintf(stderr, "Test alloc: %p.\n", q);
24   return 0;
25 }
26 // CHECK: SUMMARY: {{.*}}Sanitizer: 1337 byte(s) leaked in 1 allocation(s)
27