diff options
-rw-r--r-- | ChangeLog | 4 | ||||
-rw-r--r-- | parse.y | 2 |
2 files changed, 6 insertions, 0 deletions
@@ -1,3 +1,7 @@ +Wed Dec 19 12:01:42 2007 Nobuyoshi Nakada <nobu@ruby-lang.org> + + * parse.y (f_rest_arg): check if duplicated. [ruby-core:14140] + Wed Dec 19 10:52:29 2007 Nobuyoshi Nakada <nobu@ruby-lang.org> * bignum.c (rb_cstr_to_inum): an underscore succeeding after octal @@ -2339,6 +2339,8 @@ f_rest_arg : restarg_mark tIDENTIFIER { if (!is_local_id($2)) yyerror("rest argument must be local variable"); + else if (local_id($2)) + yyerror("duplicate rest argument name"); if (dyna_in_block()) { rb_dvar_push($2, Qnil); } |