forked from OSchip/llvm-project
46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
// Regression test for thread lifetime tracking. Thread data should be
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// considered live during the thread's termination, at least until the
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// user-installed TSD destructors have finished running (since they may contain
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// additional cleanup tasks). LSan doesn't actually meet that goal 100%, but it
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// makes its best effort.
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// RUN: LSAN_BASE="report_objects=1:use_registers=0:use_stacks=0:use_globals=0"
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// RUN: %clangxx_lsan %s -o %t
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// RUN: LSAN_OPTIONS=$LSAN_BASE:use_tls=1 %run %t
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// RUN: LSAN_OPTIONS=$LSAN_BASE:use_tls=0 not %run %t 2>&1 | FileCheck %s
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#include <assert.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "sanitizer/lsan_interface.h"
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pthread_key_t key;
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__thread void *p;
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void key_destructor(void *arg) {
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// Generally this may happen on a different thread.
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__lsan_do_leak_check();
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}
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void *thread_func(void *arg) {
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p = malloc(1337);
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fprintf(stderr, "Test alloc: %p.\n", p);
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int res = pthread_setspecific(key, (void*)1);
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assert(res == 0);
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return 0;
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}
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int main() {
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int res = pthread_key_create(&key, &key_destructor);
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assert(res == 0);
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pthread_t thread_id;
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res = pthread_create(&thread_id, 0, thread_func, 0);
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assert(res == 0);
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res = pthread_join(thread_id, 0);
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assert(res == 0);
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return 0;
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}
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// CHECK: Test alloc: [[ADDR:.*]].
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// CHECK: [[ADDR]] (1337 bytes)
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