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skeletons: use symbol(-2, kind)

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Not all the symbols have a fixed symbol code.  UNDEF's one is fixed:
-2.

* data/skeletons/glr.c, data/skeletons/lalr1.cc, data/skeletons/lalr1.d,
* data/skeletons/yacc.c: here.
This commit is contained in:
Akim Demaille
2020-04-15 08:34:48 +02:00
parent c4c25e091c
commit caadfc552b
4 changed files with 12 additions and 12 deletions
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6
data/skeletons/yacc.c
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@@ -1351,7 +1351,7 @@ yy_syntax_error_arguments (const yypcontext_t *yyctx,
one exception: it will still contain any token that will not be
accepted due to an error action in a later state.]])[
*/
if (yyctx->yytoken != ]b4_symbol_prefix[YYEMPTY)
if (yyctx->yytoken != ]b4_symbol(-2, kind)[)
{
int yyn;]b4_lac_if([[
YYDPRINTF ((stderr, "Constructing syntax error message\n"));]])[
@@ -1582,7 +1582,7 @@ yyparse (]m4_ifset([b4_parse_param], [b4_formals(b4_parse_param)], [void])[)]])[
/* The return value of yyparse. */
int yyresult;
/* Lookahead token as an internal (translated) token number. */
yysymbol_kind_t yytoken = ]b4_symbol_prefix[YYEMPTY;
yysymbol_kind_t yytoken = ]b4_symbol(-2, kind)[;
/* The variables used to return semantic value and location from the
action routines. */
YYSTYPE yyval;]b4_locations_if([[
@@ -1895,7 +1895,7 @@ yyreduce:
yyerrlab:
/* Make sure we have latest lookahead translation. See comments at
user semantic actions for why this is necessary. */
yytoken = yychar == ]b4_symbol(-2, id)[ ? ]b4_symbol_prefix[YYEMPTY : YYTRANSLATE (yychar);
yytoken = yychar == ]b4_symbol(-2, id)[ ? ]b4_symbol(-2, kind)[ : YYTRANSLATE (yychar);
/* If not already recovering from an error, report this error. */
if (!yyerrstatus)
{