1 | // Test that stacks of non-main threads are included in the root set. |
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2 | // RUN: %clangxx_lsan -pthread %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 | // RUN: %env_lsan_opts="report_objects=1:use_registers=0:use_stacks=1" %run %t 2>&1 |
5 | // RUN: %env_lsan_opts="" %run %t 2>&1 |
6 | |
7 | #include <assert.h> |
8 | #include <pthread.h> |
9 | #include <sched.h> |
10 | #include <stdio.h> |
11 | #include <stdlib.h> |
12 | #include "sanitizer_common/print_address.h" |
13 | |
14 | extern "C" |
15 | void *stacks_thread_func(void *arg) { |
16 | int *sync = reinterpret_cast<int *>(arg); |
17 | void *p = malloc(size: 1337); |
18 | print_address("Test alloc: ", 1, p); |
19 | fflush(stderr); |
20 | __sync_fetch_and_xor(sync, 1); |
21 | while (true) |
22 | sched_yield(); |
23 | } |
24 | |
25 | int main() { |
26 | int sync = 0; |
27 | pthread_t thread_id; |
28 | int res = pthread_create(newthread: &thread_id, attr: 0, start_routine: stacks_thread_func, arg: &sync); |
29 | assert(res == 0); |
30 | while (!__sync_fetch_and_xor(&sync, 0)) |
31 | sched_yield(); |
32 | return 0; |
33 | } |
34 | // CHECK: Test alloc: [[ADDR:0x[0-9,a-f]+]] |
35 | // CHECK: LeakSanitizer: detected memory leaks |
36 | // CHECK: [[ADDR]] (1337 bytes) |
37 | // CHECK: SUMMARY: {{.*}}Sanitizer: |
38 |