forked from OSchip/llvm-project
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
// Test that stacks of non-main threads are included in the root set.
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// RUN: LSAN_BASE="report_objects=1:use_registers=0"
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// RUN: %clangxx_lsan -pthread %s -o %t
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// RUN: %env_lsan_opts=$LSAN_BASE:"use_stacks=0" not %run %t 2>&1 | FileCheck %s
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// RUN: %env_lsan_opts=$LSAN_BASE:"use_stacks=1" %run %t 2>&1
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// RUN: %env_lsan_opts="" %run %t 2>&1
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#include <assert.h>
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#include <pthread.h>
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#include <sched.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "sanitizer_common/print_address.h"
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extern "C"
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void *stacks_thread_func(void *arg) {
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int *sync = reinterpret_cast<int *>(arg);
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void *p = malloc(1337);
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print_address("Test alloc: ", 1, p);
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fflush(stderr);
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__sync_fetch_and_xor(sync, 1);
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while (true)
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sched_yield();
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}
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int main() {
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int sync = 0;
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pthread_t thread_id;
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int res = pthread_create(&thread_id, 0, stacks_thread_func, &sync);
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assert(res == 0);
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while (!__sync_fetch_and_xor(&sync, 0))
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sched_yield();
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return 0;
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}
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// CHECK: Test alloc: [[ADDR:0x[0-9,a-f]+]]
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// CHECK: LeakSanitizer: detected memory leaks
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// CHECK: [[ADDR]] (1337 bytes)
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// CHECK: SUMMARY: {{(Leak|Address)}}Sanitizer:
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