Re: push parser

[Bob Rossi]

On Fri, Oct 13, 2006 at 04:40:28PM -0400, Bob Rossi wrote:
> On Fri, Oct 13, 2006 at 03:55:17PM -0400, Bob Rossi wrote:
> > On Fri, Oct 13, 2006 at 11:17:39AM -0700, Paul Eggert wrote:
> > > Bob Rossi <address@hidden> writes:
> I guess what I'm asking is, should yyerror see the locations in push
> mode? I'm thinking no, what do you think?
> 
> Bob Rossi

Well, here is a patch with yyerror not seeing the locations. If that
is not what I need to do, I can change the patch.

Bob Rossi

2006-10-02  Bob Rossi  <address@hidden>

        * data/push.c (yychar_set, yylval_set, yylloc_set): Delete.
        (yypushparse): Add yynchar, yynlval, yynlloc parameters.
        (b4_declare_parser_variables): Do not declare yynerrs for push mode.
        (struct yypvars): Remove b4_declare_parser_variables.
        (yypvarsinit): Remove init code for removed variables.
        (global scope): Do not declare b4_declare_parser_variables if
        push or pure mode.
        (yypushparse): Add b4_declare_parser_variables.
        Init new local variables, and remove init code for removed
        yypvars variables.
        (yyparse): Delete.
        * tests/calc.at (_AT_DATA_CALC_Y): Call yypushparse for push mode
        and yyparse for other modes.
        (AT_CHECK_CALC_LALR): Added '%skeleton "push.c"' for push tests.
        * tests/local.at (AT_PUSH_IF, AT_PURE_OR_PUSH_IF): Added.
        (AT_YYERROR_SEES_LOC_IF): push-parser makes this false.
        (AT_PURE_LEX_IF): True if pure or push parser.

push2.c.diff
Description: Text document