From 241dced625f9ba8a4071954579778a0940e75179 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 12 Dec 2018 05:46:13 +0000
Subject: Disable tailcall optimization [Bug #15303]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66349 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/rubyvm/lib/forwardable/impl.rb | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'ext')

diff --git a/ext/rubyvm/lib/forwardable/impl.rb b/ext/rubyvm/lib/forwardable/impl.rb
index e9ada26e74..e9bde2f299 100644
--- a/ext/rubyvm/lib/forwardable/impl.rb
+++ b/ext/rubyvm/lib/forwardable/impl.rb
@@ -1,7 +1,5 @@
 # :stopdoc:
 module Forwardable
-  FILTER_EXCEPTION = ""
-
   def self._valid_method?(method)
     iseq = RubyVM::InstructionSequence.compile("().#{method}", nil, nil, 0, false)
   rescue SyntaxError
@@ -12,8 +10,7 @@ module Forwardable
 
   def self._compile_method(src, file, line)
     RubyVM::InstructionSequence.compile(src, file, file, line,
-               trace_instruction: false,
-               tailcall_optimization: true)
+               trace_instruction: false)
       .eval
   end
 end
-- 
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