From 896e7f2d8dd7fa190c4514043b3aa5fcfa20c65f Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 2 Oct 2017 08:33:30 +0000
Subject: compile.c: fix stack consitency error

* compile.c (iseq_compile_each0): fix stack consitency error on
  attr-assign with safe navigation operator when the receiver is
  nil, should pop it too.  [ruby-core:83078] [Bug #13964]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_call.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'test/ruby')

diff --git a/test/ruby/test_call.rb b/test/ruby/test_call.rb
index 4496d78210..18203ce731 100644
--- a/test/ruby/test_call.rb
+++ b/test/ruby/test_call.rb
@@ -52,6 +52,7 @@ class TestCall < Test::Unit::TestCase
     assert_nil(o&.x)
     assert_nothing_raised(NoMethodError) {o&.x = 6}
     assert_nothing_raised(NoMethodError) {o&.x *= 7}
+    assert_nothing_raised(NoMethodError) {o&.x *= 8; [].each {}}
   end
 
   def test_safe_call_evaluate_arguments_only_method_call_is_made
-- 
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