44 lines
1002 B
C++
44 lines
1002 B
C++
// Test that thread local data is handled correctly after forking without
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// exec(). In this test leak checking is initiated from a non-main thread.
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// RUN: %clangxx_lsan %s -o %t
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// RUN: %run %t 2>&1
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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 <sys/wait.h>
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#include <unistd.h>
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__thread void *thread_local_var;
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void *exit_thread_func(void *arg) {
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exit(0);
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}
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void ExitFromThread() {
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pthread_t tid;
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int res;
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res = pthread_create(&tid, 0, exit_thread_func, 0);
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assert(res == 0);
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pthread_join(tid, 0);
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}
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int main() {
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int status = 0;
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thread_local_var = malloc(1337);
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pid_t pid = fork();
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assert(pid >= 0);
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if (pid > 0) {
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waitpid(pid, &status, 0);
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assert(WIFEXITED(status));
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return WEXITSTATUS(status);
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} else {
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// Spawn a thread and call exit() from there, to check that we track main
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// thread's pid correctly even if leak checking is initiated from another
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// thread.
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ExitFromThread();
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}
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return 0;
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}
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