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Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/postmortem/elf-core/gcore/main.cpp')
-rw-r--r-- | packages/Python/lldbsuite/test/functionalities/postmortem/elf-core/gcore/main.cpp | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/postmortem/elf-core/gcore/main.cpp b/packages/Python/lldbsuite/test/functionalities/postmortem/elf-core/gcore/main.cpp new file mode 100644 index 000000000000..9908faffb6eb --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/postmortem/elf-core/gcore/main.cpp @@ -0,0 +1,63 @@ +//===-- 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 <atomic> +#include <thread> +#include <csignal> + +pseudo_barrier_t g_barrier1; +pseudo_barrier_t g_barrier2; + +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; +} + +void * +thread2 () +{ + + // Synchronize with thread1 and the main thread. + pseudo_barrier_wait(g_barrier2); // Should not reach here. + + // Return + return NULL; +} + +int main () +{ + + pseudo_barrier_init(g_barrier1, 2); + pseudo_barrier_init(g_barrier2, 3); + + // Create a thread. + std::thread thread_1(thread1); + + // Wait for thread1 to start. + pseudo_barrier_wait(g_barrier1); + + // Wait for thread1 to start. + std::thread thread_2(thread2); + + // Thread 2 is waiting for another thread to reach the barrier. + // This should have for ever. (So we can run gcore against this process.) + thread_2.join(); + + return 0; +} |