-*- C -*-
# Yacc compatible skeleton for Bison
-# Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation,
+# Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation,
# Inc.
m4_pushdef([b4_copyright_years],
- [1984, 1989-1990, 2000-2013])
+ [1984, 1989-1990, 2000-2015])
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
[b4_symbol_value([yyvsp@{b4_subtract([$2], [$1])@}], [$3])])
-
## ----------- ##
## Locations. ##
## ----------- ##
int yychar;
]b4_pure_if([[
-#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
-/* Suppress an incorrect diagnostic about yylval being uninitialized. */
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
- _Pragma ("GCC diagnostic push") \
- _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
- _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
- _Pragma ("GCC diagnostic pop")
-#else
+/* The semantic value of the lookahead symbol. */
/* Default value used for initialization, for pacifying older GCCs
or non-GCC compilers. */
-static YYSTYPE yyval_default;
-# define YY_INITIAL_VALUE(Value) = Value
-#endif]b4_locations_if([[
-static YYLTYPE yyloc_default][]b4_yyloc_default[;]])])[
-#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END
-#endif
-#ifndef YY_INITIAL_VALUE
-# define YY_INITIAL_VALUE(Value) /* Nothing. */
-#endif
-
-/* The semantic value of the lookahead symbol. */
-YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);]b4_locations_if([[
+YY_INITIAL_VALUE (static YYSTYPE yyval_default;)
+YYSTYPE yylval YY_INITIAL_VALUE (= yyval_default);]b4_locations_if([[
/* Location data for the lookahead symbol. */
-YYLTYPE yylloc]b4_pure_if([ = yyloc_default], [b4_yyloc_default])[;
-]])b4_pure_if([], [[
-
+static YYLTYPE yyloc_default]b4_yyloc_default[;
+YYLTYPE yylloc = yyloc_default;]])],
+[[/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;]b4_locations_if([[
+/* Location data for the lookahead symbol. */
+YYLTYPE yylloc]b4_yyloc_default[;]])[
/* Number of syntax errors so far. */
int yynerrs;]])])
int yyerrstatus;
/* The stacks and their tools:
- `yyss': related to states.
- `yyvs': related to semantic values.]b4_locations_if([[
- `yyls': related to locations.]])[
+ 'yyss': related to states.
+ 'yyvs': related to semantic values.]b4_locations_if([[
+ 'yyls': related to locations.]])[
Refer to the stacks through separate pointers, to allow yyoverflow
to reallocate them elsewhere. */
# endif
#endif
-/* Suppress unused-variable warnings by "using" E. */
-#ifdef __GNUC__
-# define YYUSE(E) ((void) (E))
-#else
-# define YYUSE(E) /* empty */
-#endif
+]b4_attribute_define[
#if ]b4_lac_if([[1]], [[! defined yyoverflow || YYERROR_VERBOSE]])[
# endif]])])[
# ifdef YYSTACK_ALLOC
- /* Pacify GCC's `empty if-body' warning. */
+ /* Pacify GCC's 'empty if-body' warning. */
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
# ifndef YYSTACK_ALLOC_MAXIMUM
/* The OS might guarantee only one guard page at the bottom of the stack,
]b4_yylloc_default_define[
#define YYRHSLOC(Rhs, K) ((Rhs)[K])
]])[
-]b4_yy_location_print_define[
/* Enable debugging if requested. */
#if ]b4_api_PREFIX[DEBUG
YYFPRINTF Args; \
} while (0)
+]b4_yy_location_print_define[
+
# define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
do { \
if (yydebug) \
]b4_lac_if([[yytype_int16 *yyesa, yytype_int16 **yyes,
YYSIZE_T *yyes_capacity, ]])[yytype_int16 *yyssp, int yytoken)
{
- YYSIZE_T yysize0 = yytnamerr (YY_NULL, yytname[yytoken]);
+ YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]);
YYSIZE_T yysize = yysize0;
enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
/* Internationalized format string. */
- const char *yyformat = YY_NULL;
+ const char *yyformat = YY_NULLPTR;
/* Arguments of yyformat. */
char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
/* Number of reported tokens (one for the "unexpected", one per
}
yyarg[yycount++] = yytname[yyx];
{
- YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULL, yytname[yyx]);
+ YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]);
if (! (yysize <= yysize1
&& yysize1 <= YYSTACK_ALLOC_MAXIMUM))
return 2;
b4_function_define([[yyparse]], [[int]], b4_parse_param)[
{
- return yypull_parse (YY_NULL]m4_ifset([b4_parse_param],
+ return yypull_parse (YY_NULLPTR]m4_ifset([b4_parse_param],
[[, ]b4_args(b4_parse_param)])[);
}
{
yypstate *yyps;]b4_pure_if([], [[
if (yypstate_allocated)
- return YY_NULL;]])[
+ return YY_NULLPTR;]])[
yyps = (yypstate *) malloc (sizeof *yyps);
if (!yyps)
- return YY_NULL;
+ return YY_NULLPTR;
yyps->yynew = 1;]b4_pure_if([], [[
yypstate_allocated = 1;]])[
return yyps;
yylen = yyr2[yyn];
/* If YYLEN is nonzero, implement the default value of the action:
- `$$ = $1'.
+ '$$ = $1'.
Otherwise, the following line sets YYVAL to garbage.
This behavior is undocumented and Bison
*++yyvsp = yyval;]b4_locations_if([
*++yylsp = yyloc;])[
- /* Now `shift' the result of the reduction. Determine what state
+ /* Now 'shift' the result of the reduction. Determine what state
that goes to, based on the state we popped back to and the rule
number reduced by. */