From 3a0a3f4ea22b88286b835518d7ec5d2d5308f34a Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 2 May 2008 14:57:23 +0000
Subject: * variable.c (rb_define_hooked_variable): guard *var from GC to  
 prevent collecting argf under RUBY_DEBUG=gc_stress.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16272 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 variable.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'variable.c')

diff --git a/variable.c b/variable.c
index 154f0872b0..a935c51d3a 100644
--- a/variable.c
+++ b/variable.c
@@ -455,13 +455,20 @@ rb_define_hooked_variable(
     void  (*setter)(ANYARGS))
 {
     struct global_variable *gvar;
-    ID id = global_id(name);
+    ID id;
+    VALUE tmp;
+    
+    if (var)
+        tmp = *var;
 
+    id = global_id(name);
     gvar = rb_global_entry(id)->var;
     gvar->data = (void*)var;
     gvar->getter = getter?getter:var_getter;
     gvar->setter = setter?setter:var_setter;
     gvar->marker = var_marker;
+
+    RB_GC_GUARD(tmp);
 }
 
 void
-- 
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