================
@@ -16,7 +17,10 @@ function_to_call() {
void *
suspend_func (void *unused) {
pthread_setname_np("Look for me");
+ pthread_mutex_lock(&signal_mutex);
+ g_signaled = 1;
pthread_cond_signal(&signal_cond);
+ pthread_mutex_unlock(&signal_mutex);
----------------
Teemperor wrote:
pthread_cond_wait calls `pthread_mutex_lock(&signal_mutex);` internally after
it wakes up, so without the unlock here its just a deterministic deadlock.
https://github.com/llvm/llvm-project/pull/203202
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