From 97b8e4996f2aa92fe687415bebd700954af6eab5 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 24 Jan 2011 12:04:47 +0000
Subject: * error.c (rb_invalid_str): prevent intermediate variable from GC.  
 [ruby-core:34820]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30641 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_float.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb
index 7ab4ffc649..85faf63355 100644
--- a/test/ruby/test_float.rb
+++ b/test/ruby/test_float.rb
@@ -472,6 +472,11 @@ class TestFloat < Test::Unit::TestCase
     assert(Float(o).nan?)
   end
 
+  def test_invalid_str
+    bug4310 = '[ruby-core:34820]'
+    assert_raise(ArgumentError, bug4310) {under_gc_stress {Float('a'*10000)}}
+  end
+
   def test_num2dbl
     assert_raise(TypeError) do
       1.0.step(2.0, "0.5") {}
-- 
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