From e3d4de351259c299a461ddabbd4dbb04590400f1 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 14 May 2017 13:01:46 +0000
Subject: [PATCH] suppress a warning [ci skip]

* thread_sync.c (rb_mutex_num_waiting): suppress warning C4700 by
  VC, uninitialized local variable.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58715 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 thread_sync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/thread_sync.c b/thread_sync.c
index e40e8c2ea8..d33b22173f 100644
--- a/thread_sync.c
+++ b/thread_sync.c
@@ -60,7 +60,7 @@ static const char* rb_mutex_unlock_th(rb_mutex_t *mutex, rb_thread_t volatile *t
 static size_t
 rb_mutex_num_waiting(rb_mutex_t *mutex)
 {
-    struct mutex_waiter *w;
+    struct mutex_waiter *w = 0;
     size_t n = 0;
 
     list_for_each(&mutex->waitq, w, node) {