Excuse me, what you mean behind "you need to use a label"? Could you send me example?
And, currently, I haven't seen problems with duplicating of "entity_decl" tree. I have a fault with a coping of "declaration_type_spec" tree. Gavin Lambert <[email protected]> писал(а) в своём письме Thu, 21 Jan 2010 14:42:01 +0300: > At 00:21 22/01/2010, =?koi8-r?B?4NLV28vJziDtycjBycw=?= wrote: > >type_declaration_stmt > > : label? declaration_type_spec ( (T_COMMA attr_spec )* > >T_COLON_COLON )? > > entity_decl (T_COMMA entity_decl)* end_of_stmt > > -> ^(T_TYPE_DECLARATION_STMT declaration_type_spec attr_spec* > >entity_decl)+ > > ; > [...] > >BUT declaration_type_spec subtree isn't dublicated (only the root > >of subtree). > > > >Where is mistake? > > IIRC, when you use a rule name in a rewrite rule, it represents "the > first unused instance of this rule in the input" (which is why > entity_decl is doing what it is). So the second and subsequent times it > appears (during the + loop) the value is empty since it didn't occur any > more times in the input. To duplicate nodes you need to use a label. > > > __________ Information from ESET Smart Security, version of virus > signature database 4792 (20100121) __________ > > The message was checked by ESET Smart Security. > > http://www.esetnod32.ru > > > -- Best regards, Michael List: http://www.antlr.org/mailman/listinfo/antlr-interest Unsubscribe: http://www.antlr.org/mailman/options/antlr-interest/your-email-address
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