Bug #6403: reset states after empty args

* parse.y (f_arglist): should reset lexical states after empty
  argument list with no parenthesis as well as parenthesized list,
  so that reserved name method definition work.  [ruby-dev:45626]
  [Bug #6403]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35644 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/parse.y b/parse.y
index 098e946abd..9f9093b0bb 100644
--- a/parse.y
+++ b/parse.y
@@ -4451,6 +4451,8 @@ f_arglist	: '(' f_args rparen
 		| f_args term
 		    {
 			$$ = $1;
+			lex_state = EXPR_BEG;
+			command_start = TRUE;
 		    }
 		;