From c4b4e77c72b42f0a69c6a825954ec768d1b2375b Mon Sep 17 00:00:00 2001
From: sorah <sorah@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 26 Sep 2013 07:58:28 +0000
Subject: * insns.def (opt_regexpmatch2): Check String#=~ hasn't overridden  
 before calling rb_reg_match().

* test/ruby/test_string.rb: Test for above.

* vm.c (vm_init_redefined_flag): Add BOP flag for String#=~

[ruby-core:57385] [Bug #8953]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43052 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_string.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 4520464105..694d122372 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -2256,6 +2256,18 @@ class TestString < Test::Unit::TestCase
     assert_equal Encoding::UTF_8, a.encoding
     assert_equal Encoding::US_ASCII, b.encoding
   end
+
+  def test_eq_tilde_can_be_overridden
+    assert_in_out_err([], <<-RUBY, ["foo"], [])
+      class String
+        def =~(str)
+          "foo"
+        end
+      end
+
+      puts "" =~ //
+    RUBY
+  end
 end
 
 class TestString2 < TestString
-- 
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