From 6f6a517635dff3c0c56aa8383acb28d6cf19120b Mon Sep 17 00:00:00 2001
From: shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 5 Nov 2016 02:23:09 +0000
Subject: * cont.c (cont_new): disable optimization if clang's version is  
 3.8.0.  [ruby-core:77894] [Bug #12893]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56561 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 cont.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'cont.c')

diff --git a/cont.c b/cont.c
index 8119b5cb23..85d376653e 100644
--- a/cont.c
+++ b/cont.c
@@ -471,6 +471,10 @@ cont_new(VALUE klass)
 
 static VALUE
 cont_capture(volatile int *stat)
+#if defined(__clang__) && \
+    __clang_major__ == 3 && __clang_minor__ == 8 && __clang_patch__ == 0
+__attribute__ ((optnone))
+#endif
 {
     rb_context_t *cont;
     rb_thread_t *th = GET_THREAD();
-- 
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