Index: tests/concurrent/signal/wait.cfa
===================================================================
--- tests/concurrent/signal/wait.cfa	(revision 107b01a853d2fa7848b6015136777f62881c1779)
+++ tests/concurrent/signal/wait.cfa	(revision c701332ae0c010ac94528ac055e5b2253a72f9c1)
@@ -98,5 +98,5 @@
 	}
 
-	__sync_fetch_and_sub_4( &waiter_left, 1);
+	__atomic_fetch_sub( &waiter_left, 1,  __ATOMIC_SEQ_CST );
 }
 
@@ -109,5 +109,5 @@
 	}
 
-	__sync_fetch_and_sub_4( &waiter_left, 1);
+	__atomic_fetch_sub( &waiter_left, 1,  __ATOMIC_SEQ_CST );
 }
 
@@ -120,5 +120,5 @@
 	}
 
-	__sync_fetch_and_sub_4( &waiter_left, 1);
+	__atomic_fetch_sub( &waiter_left, 1,  __ATOMIC_SEQ_CST );
 }
 
@@ -131,5 +131,5 @@
 	}
 
-	__sync_fetch_and_sub_4( &waiter_left, 1);
+	__atomic_fetch_sub( &waiter_left, 1,  __ATOMIC_SEQ_CST );
 }