Fix assertion builds on OSX as well.

insertinterestingnamehere · insertinterestingnamehere · commit 723ab96113f3 · 2024-10-03T11:22:47.000-06:00
There was a lingering assertion failure caused by some improper initialization.
diff --git a/include/qt_atomics.h b/include/qt_atomics.h
@@ -161,6 +161,7 @@ static inline int QTHREAD_TRYLOCK_TRY(qt_spin_trylock_t *x) {
     }                                                                          \
     {                                                                          \
       pthread_condattr_t tmp_attr;                                             \
+      pthread_condattr_init(&tmp_attr);                                        \
       qassert(pthread_condattr_setpshared(&tmp_attr, PTHREAD_PROCESS_PRIVATE), \
               0);                                                              \
       QTHREAD_SET_CONDATTR_CLOCK(tmp_attr);                                    \
