* eval.c (rb_eval), gc.c (gc_mark_children), node.h (NEW_ALIAS,

  NEW_VALIAS), parse.y (fitem): allow dynamic symbols to
  NODE_UNDEF and NODE_ALIAS.
  backported from trunk.  fixed: [ruby-dev:28105]


git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_8@9738 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 10 insertions, 3 deletions

diff --git a/parse.y b/parse.y
index 2fc0fcc61..0fc91b0d5 100644
--- a/parse.y
+++ b/parse.y
@@ -277,9 +277,9 @@ static void top_local_setup();
 %type <node> mrhs superclass block_call block_command
 %type <node> f_arglist f_args f_optarg f_opt f_block_arg opt_f_block_arg
 %type <node> assoc_list assocs assoc undef_list backref string_dvar
-%type <node> block_var opt_block_var brace_block cmd_brace_block do_block lhs none
+%type <node> block_var opt_block_var brace_block cmd_brace_block do_block lhs none fitem
 %type <node> mlhs mlhs_head mlhs_basic mlhs_entry mlhs_item mlhs_node
-%type <id>   fitem variable sym symbol operation operation2 operation3
+%type <id>   fsym variable sym symbol operation operation2 operation3
 %type <id>   cname fname op f_rest_arg
 %type <num>  f_norm_arg f_arg
 %token tUPLUS 		/* unary+ */
@@ -916,10 +916,17 @@ fname		: tIDENTIFIER
 		    }
 		;
 
-fitem		: fname
+fsym		: fname
 		| symbol
 		;
 
+fitem		: fsym
+		    {
+			$$ = NEW_LIT(ID2SYM($1));
+		    }
+		| dsym
+		;
+
 undef_list	: fitem
 		    {
 			$$ = NEW_UNDEF($1);