| //===-- main.cpp ------------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // This test verifies the correct handling of child thread exits. |
| |
| #include "pseudo_barrier.h" |
| #include <thread> |
| |
| pseudo_barrier_t g_barrier1; |
| pseudo_barrier_t g_barrier2; |
| pseudo_barrier_t g_barrier3; |
| |
| void * |
| thread1 () |
| { |
| // Synchronize with the main thread. |
| pseudo_barrier_wait(g_barrier1); |
| |
| // Synchronize with the main thread and thread2. |
| pseudo_barrier_wait(g_barrier2); |
| |
| // Return |
| return NULL; // Set second breakpoint here |
| } |
| |
| void * |
| thread2 () |
| { |
| // Synchronize with thread1 and the main thread. |
| pseudo_barrier_wait(g_barrier2); |
| |
| // Synchronize with the main thread. |
| pseudo_barrier_wait(g_barrier3); |
| |
| // Return |
| return NULL; |
| } |
| |
| int main () |
| { |
| pseudo_barrier_init(g_barrier1, 2); |
| pseudo_barrier_init(g_barrier2, 3); |
| pseudo_barrier_init(g_barrier3, 2); |
| |
| // Create a thread. |
| std::thread thread_1(thread1); |
| |
| // Wait for thread1 to start. |
| pseudo_barrier_wait(g_barrier1); |
| |
| // Create another thread. |
| std::thread thread_2(thread2); // Set first breakpoint here |
| |
| // Wait for thread2 to start. |
| pseudo_barrier_wait(g_barrier2); |
| |
| // Wait for the first thread to finish |
| thread_1.join(); |
| |
| // Synchronize with the remaining thread |
| int dummy = 47; // Set third breakpoint here |
| pseudo_barrier_wait(g_barrier3); |
| |
| // Wait for the second thread to finish |
| thread_2.join(); |
| |
| return 0; // Set fourth breakpoint here |
| } |