From 2dffc6bba3a7fb1ee199cbc44b9e385aa6cf59c3 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 30 Jul 2015 07:56:02 +0000
Subject: [PATCH] thread.c: identity hash

* thread.c (rb_uninterruptible): use identity hash for masking.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51449 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 thread.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/thread.c b/thread.c
index a9642b7949..aaf0cd9fad 100644
--- a/thread.c
+++ b/thread.c
@@ -5275,7 +5275,7 @@ rb_reset_coverages(void)
 VALUE
 rb_uninterruptible(VALUE (*b_proc)(ANYARGS), VALUE data)
 {
-    VALUE interrupt_mask = rb_hash_new();
+    VALUE interrupt_mask = rb_ident_hash_new();
     rb_thread_t *cur_th = GET_THREAD();
 
     rb_hash_aset(interrupt_mask, rb_cObject, sym_never);