From 01c201080383e42c95b2d5780e2df72916dc7476 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 7 Jul 2016 18:59:38 +0000
Subject: * vm_args.c (setup_parameters_complex): don't raise ArgumentError  
 if an array is given for instance_exec with optional argument.  
 [ruby-core:76300] [Bug #12568]   https://github.com/rails/rails/pull/25699

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55609 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_lambda.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_lambda.rb b/test/ruby/test_lambda.rb
index efc3d0f2ca..c65169ac27 100644
--- a/test/ruby/test_lambda.rb
+++ b/test/ruby/test_lambda.rb
@@ -72,6 +72,13 @@ class TestLambdaParameters < Test::Unit::TestCase
     assert_raise(ArgumentError, bug9605) {proc(&plus).call [1,2]}
   end
 
+  def test_instance_exec
+    bug12568 = '[ruby-core:76300] [Bug #12568]'
+    assert_nothing_raised(ArgumentError, bug12568) do
+      instance_exec([1,2,3], &->(a=[]){ a })
+    end
+  end
+
   def yield_1(arg)
     yield arg
   end
-- 
cgit v1.2.3