From: Szabolcs Nagy <nsz@port70.net>
Date: Sat, 23 Oct 2021 16:14:41 +0000 (+0000)
Subject: fix regression/pthread_once-deadlock
X-Git-Url: http://nsz.repo.hu/git/?p=libc-test;a=commitdiff_plain;h=b7ec467969a53756258778fa7d9b045f912d1c93

fix regression/pthread_once-deadlock

the lifetime of a compound literal is block scope and T() expands to an
if block. the argument should be live outside the if block so don't use
a compound literal for it.
---

diff --git a/src/regression/pthread_once-deadlock.c b/src/regression/pthread_once-deadlock.c
index 28d0d98..f8970c3 100644
--- a/src/regression/pthread_once-deadlock.c
+++ b/src/regression/pthread_once-deadlock.c
@@ -50,15 +50,18 @@ int main(void)
 	pthread_t t1,t2,t3;
 	pthread_once_t once = PTHREAD_ONCE_INIT;
 	sem_t s1,s2,s3;
+	void *a1[] = {&once, &s1};
+	void *a2[] = {&once, &s2};
+	void *a3[] = {&once, &s3};
 	void *p;
 	int r;
 
 	E(sem_init(&s1,0,0));
 	E(sem_init(&s2,0,0));
 	E(sem_init(&s3,0,0));
-	T(pthread_create(&t1, 0, start, (void*[]){&once,&s1}));
-	T(pthread_create(&t2, 0, start, (void*[]){&once,&s2}));
-	T(pthread_create(&t3, 0, start, (void*[]){&once,&s3}));
+	T(pthread_create(&t1, 0, start, a1));
+	T(pthread_create(&t2, 0, start, a2));
+	T(pthread_create(&t3, 0, start, a3));
 	if (!deadlocked(&s1)) T(pthread_join(t1,&p));
 	if (!deadlocked(&s2)) T(pthread_join(t2,&p));
 	if (!deadlocked(&s3)) T(pthread_join(t3,&p));