vm_insnhelper.c: extract keyword arguments after splat

* vm_insnhelper.c (vm_yield_setup_block_args): split single parameter
  if any keyword arguments exist, and then extract keyword arguments.
  [ruby-core:55203] [Bug #8463]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41020 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 6 insertions, 1 deletions

diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb
index ed1f79cfd3..4ff7c40321 100644
--- a/test/ruby/test_keyword.rb
+++ b/test/ruby/test_keyword.rb
@@ -263,9 +263,14 @@ class TestKeywordArguments < Test::Unit::TestCase
 
   def test_rest_keyrest
     bug7665 = '[ruby-core:51278]'
+    bug8463 = '[ruby-core:55203] [Bug #8463]'
     expect = [*%w[foo bar], {zzz: 42}]
     assert_equal(expect, rest_keyrest(*expect), bug7665)
-    assert_equal(expect, proc {|*args, **opt| next *args, opt}.call(*expect), bug7665)
+    pr = proc {|*args, **opt| next *args, opt}
+    assert_equal(expect, pr.call(*expect), bug7665)
+    assert_equal(expect, pr.call(expect), bug8463)
+    pr = proc {|a, *b, **opt| next a, *b, opt}
+    assert_equal(expect, pr.call(expect), bug8463)
   end
 
   def test_bare_kwrest