From 363c90853ec4cceb58ef1d2d3192a8c65a35aa13 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 15 Jul 2016 06:35:37 +0000
Subject: [PATCH] * time.c (time_arg): it seems that this function sometimes
 causes SEGV   on mswin CI, then force to prevent `vtm->subsecx` from GC. 
 this is   experimental.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 6 ++++++
 time.c    | 1 +
 2 files changed, 7 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 2f84c120f0..1313d5c71a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Fri Jul 15 15:32:13 2016  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* time.c (time_arg): it seems that this function sometimes causes SEGV
+	  on mswin CI, then force to prevent `vtm->subsecx` from GC.  this is
+	  experimental.
+
 Fri Jul 15 09:53:48 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* enc/unicode/case-folding.rb, tool/enc-unicode.rb: check if
diff --git a/time.c b/time.c
index 9f009b5a15..2d1ce38120 100644
--- a/time.c
+++ b/time.c
@@ -2591,6 +2591,7 @@ time_arg(int argc, VALUE *argv, struct vtm *vtm)
     }
 
     validate_vtm(vtm);
+    RB_GC_GUARD(vtm->subsecx);
 }
 
 static int