compile.c: forward kwrest

* compile.c (iseq_compile_each): forward anonymous and first keyword
  rest argument one.  [ruby-core:55033] [Bug #8416].

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40807 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 30 insertions, 0 deletions

diff --git a/test/ruby/test_keyword.rb b/test/ruby/test_keyword.rb
index ae56757032..7443937942 100644
--- a/test/ruby/test_keyword.rb
+++ b/test/ruby/test_keyword.rb
@@ -349,4 +349,34 @@ class TestKeywordArguments < Test::Unit::TestCase
     assert_equal([42, {:bar=>"x"}], a.new.foo(42), bug8236)
     assert_equal([42, {:bar=>"x"}], b.new.foo(42), bug8236)
   end
+
+  def test_zsuper_only_named_kwrest
+    bug8416 = '[ruby-core:55033] [Bug #8416]'
+    base = Class.new do
+      def foo(**h)
+        h
+      end
+    end
+    a = Class.new(base) do
+      def foo(**h)
+        super
+      end
+    end
+    assert_equal({:bar=>"x"}, a.new.foo(bar: "x"), bug8416)
+  end
+
+  def test_zsuper_only_anonymous_kwrest
+    bug8416 = '[ruby-core:55033] [Bug #8416]'
+    base = Class.new do
+      def foo(**h)
+        h
+      end
+    end
+    a = Class.new(base) do
+      def foo(**)
+        super
+      end
+    end
+    assert_equal({:bar=>"x"}, a.new.foo(bar: "x"), bug8416)
+  end
 end