* parse.y (dsym): garbage returned. (ruby-bugs-ja:PR#358)

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@3048 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 2 deletions

diff --git a/parse.y b/parse.y
index 3aef278141..10ae9bb8f1 100644
--- a/parse.y
+++ b/parse.y
@@ -1978,11 +1978,10 @@ sym		: fname
 dsym		: tSYMBEG xstring_contents tSTRING_END
 		    {
 		        lex_state = EXPR_END;
-			if (!$2) {
+			if (!($$ = $2)) {
 			    yyerror("empty symbol literal");
 			}
 			else {
-			    $$ = $2;
 			    switch (nd_type($$)) {
 			      case NODE_STR:
 				$$->nd_lit = ID2SYM(rb_intern(RSTRING($$->nd_lit)->ptr));