parse.y: fix lex_state after tLABEL_END

* parse.y (parser_yylex): fix lex_state after tLABEL_END, should
  be EXPR_LABELARG to be followed by "paren with arg".
  [ruby-core:66705] [Feature #4935]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48712 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/parse.y b/parse.y
index 13a0f480ec..924ec57260 100644
--- a/parse.y
+++ b/parse.y
@@ -7842,7 +7842,7 @@ parser_yylex(struct parser_params *parser)
 	    if (token == tSTRING_END || token == tREGEXP_END || token == tLABEL_END) {
 		rb_gc_force_recycle((VALUE)lex_strterm);
 		lex_strterm = 0;
-		lex_state = EXPR_END;
+		lex_state = token == tLABEL_END ? EXPR_LABELARG : EXPR_END;
 	    }
 	}
 	return token;