-/* A Bison parser, made by GNU Bison 1.875f. */
+/* A Bison parser, made by GNU Bison 2.1a. */
/* Skeleton parser for Yacc-like parsing with Bison,
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
/* As a special exception, when this file is copied by Bison into a
Bison output file, you may use that output file without restriction.
/* Identify Bison output. */
#define YYBISON 1
+/* Bison version. */
+#define YYBISON_VERSION "2.1a"
+
/* Skeleton name. */
#define YYSKELETON_NAME "yacc.c"
BRACED_CODE = 305
};
#endif
+/* Tokens. */
#define GRAM_EOF 0
#define STRING 258
#define INT 259
#line 1 "parse-gram.y"
/* Bison Grammar Parser -*- C -*-
- Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301 USA
*/
#include "system.h"
#include "gram.h"
#include "muscle_tab.h"
#include "output.h"
+#include "quotearg.h"
#include "reader.h"
#include "symlist.h"
gram_error (&yylloc, Msg)
static void gram_error (location const *, char const *);
-#define YYPRINT(File, Type, Value) \
- print_token_value (File, Type, &Value)
-static void print_token_value (FILE *, int, YYSTYPE const *);
-
static void add_param (char const *, char *, location);
-symbol_class current_class = unknown_sym;
-uniqstr current_type = 0;
+static symbol_class current_class = unknown_sym;
+static uniqstr current_type = 0;
symbol *current_lhs;
location current_lhs_location;
assoc current_assoc;
-int current_prec = 0;
+static int current_prec = 0;
/* Enabling traces. */
# define YYERROR_VERBOSE 1
#endif
+/* Enabling the token table. */
+#ifndef YYTOKEN_TABLE
+# define YYTOKEN_TABLE 0
+#endif
+
#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
-#line 81 "parse-gram.y"
+#line 79 "parse-gram.y"
typedef union YYSTYPE {
symbol *symbol;
symbol_list *list;
assoc assoc;
uniqstr uniqstr;
} YYSTYPE;
-/* Line 190 of yacc.c. */
-#line 256 "parse-gram.c"
+/* Line 196 of yacc.c. */
+#line 262 "parse-gram.c"
# define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1
# define YYSTYPE_IS_TRIVIAL 1
/* Copy the second part of user declarations. */
-/* Line 213 of yacc.c. */
-#line 280 "parse-gram.c"
+/* Line 219 of yacc.c. */
+#line 286 "parse-gram.c"
-#if ! defined (yyoverflow) || YYERROR_VERBOSE
+#ifndef YYSIZE_T
+# if defined (__SIZE_TYPE__)
+# define YYSIZE_T __SIZE_TYPE__
+# elif defined (size_t)
+# define YYSIZE_T size_t
+# elif ! defined (YYSIZE_T) && (defined (__STDC__) || defined (__cplusplus))
+# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
+# define YYSIZE_T size_t
+# else
+# define YYSIZE_T unsigned int
+# endif
+#endif
+
+#define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
-# ifndef YYFREE
-# define YYFREE free
+#ifndef YY_
+# if YYENABLE_NLS
+# if ENABLE_NLS
+# include <libintl.h> /* INFRINGES ON USER NAME SPACE */
+# define YY_(msgid) dgettext ("bison-runtime", msgid)
+# endif
# endif
-# ifndef YYMALLOC
-# define YYMALLOC malloc
+# ifndef YY_
+# define YY_(msgid) msgid
# endif
+#endif
+
+#if ! defined (yyoverflow) || YYERROR_VERBOSE
/* The parser invokes alloca or malloc; define the necessary symbols. */
# ifdef YYSTACK_USE_ALLOCA
# if YYSTACK_USE_ALLOCA
-# define YYSTACK_ALLOC alloca
-# endif
-# else
-# if defined (alloca) || defined (_ALLOCA_H)
-# define YYSTACK_ALLOC alloca
-# else
# ifdef __GNUC__
# define YYSTACK_ALLOC __builtin_alloca
+# elif defined (__BUILTIN_VA_ARG_INCR)
+# include <alloca.h> /* INFRINGES ON USER NAME SPACE */
+# elif defined (_AIX)
+# define YYSTACK_ALLOC __alloca
+# elif defined (_MSC_VER)
+# include <malloc.h> /* INFRINGES ON USER NAME SPACE */
+# define alloca _alloca
+# else
+# define YYSTACK_ALLOC alloca
+# if ! defined (_STDLIB_H) && (defined (__STDC__) || defined (__cplusplus))
+# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
+# ifndef _STDLIB_H
+# define _STDLIB_H 1
+# endif
+# endif
# endif
# endif
# endif
# ifdef YYSTACK_ALLOC
/* Pacify GCC's `empty if-body' warning. */
# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
-# else
-# if defined (__STDC__) || defined (__cplusplus)
-# include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
-# define YYSIZE_T size_t
+# ifndef YYSTACK_ALLOC_MAXIMUM
+ /* The OS might guarantee only one guard page at the bottom of the stack,
+ and a page size can be as small as 4096 bytes. So we cannot safely
+ invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
+ to allow for a few compiler-allocated temporary stack slots. */
+# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2005 */
# endif
+# else
# define YYSTACK_ALLOC YYMALLOC
# define YYSTACK_FREE YYFREE
+# ifndef YYSTACK_ALLOC_MAXIMUM
+# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+# endif
+# ifdef __cplusplus
+extern "C" {
+# endif
+# ifndef YYMALLOC
+# define YYMALLOC malloc
+# if (! defined (malloc) && ! defined (_STDLIB_H) \
+ && (defined (__STDC__) || defined (__cplusplus)))
+void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
+# endif
+# endif
+# ifndef YYFREE
+# define YYFREE free
+# if (! defined (free) && ! defined (_STDLIB_H) \
+ && (defined (__STDC__) || defined (__cplusplus)))
+void free (void *); /* INFRINGES ON USER NAME SPACE */
+# endif
+# endif
+# ifdef __cplusplus
+}
+# endif
# endif
#endif /* ! defined (yyoverflow) || YYERROR_VERBOSE */
# define YYCOPY(To, From, Count) \
do \
{ \
- register YYSIZE_T yyi; \
+ YYSIZE_T yyi; \
for (yyi = 0; yyi < (Count); yyi++) \
(To)[yyi] = (From)[yyi]; \
} \
#define YYUNDEFTOK 2
#define YYMAXUTOK 305
-#define YYTRANSLATE(YYX) \
+#define YYTRANSLATE(YYX) \
((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
/* YYRLINE[YYN] -- source line where rule number YYN was defined. */
static const unsigned short int yyrline[] =
{
- 0, 174, 174, 182, 184, 188, 189, 190, 191, 192,
- 193, 194, 195, 196, 197, 202, 206, 207, 208, 209,
- 210, 211, 212, 213, 214, 215, 216, 217, 218, 222,
- 223, 224, 228, 234, 241, 248, 252, 259, 259, 264,
- 264, 269, 279, 294, 295, 296, 300, 301, 307, 308,
- 313, 317, 322, 328, 334, 345, 346, 355, 356, 362,
- 363, 368, 375, 375, 379, 380, 381, 386, 387, 389,
- 391, 393, 395, 400, 401, 405, 411, 420, 427, 429
+ 0, 188, 188, 196, 198, 202, 203, 204, 205, 206,
+ 207, 208, 209, 210, 211, 216, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231, 232, 236,
+ 237, 238, 242, 248, 255, 262, 266, 273, 273, 278,
+ 278, 283, 293, 308, 309, 310, 314, 315, 321, 322,
+ 327, 331, 336, 342, 348, 359, 360, 369, 370, 376,
+ 377, 382, 389, 389, 393, 394, 395, 400, 401, 403,
+ 405, 407, 409, 414, 415, 419, 425, 434, 439, 441
};
#endif
-#if YYDEBUG || YYERROR_VERBOSE
-/* YYTNME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
+#if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
+/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
First, the terminals, then, starting at YYNTOKENS, nonterminals. */
static const char *const yytname[] =
{
16, 50, 71, 72, 70, 71, 4, 41
};
-#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)
-# define YYSIZE_T __SIZE_TYPE__
-#endif
-#if ! defined (YYSIZE_T) && defined (size_t)
-# define YYSIZE_T size_t
-#endif
-#if ! defined (YYSIZE_T)
-# if defined (__STDC__) || defined (__cplusplus)
-# include <stddef.h> /* INFRINGES ON USER NAME SPACE */
-# define YYSIZE_T size_t
-# endif
-#endif
-#if ! defined (YYSIZE_T)
-# define YYSIZE_T unsigned int
-#endif
-
#define yyerrok (yyerrstatus = 0)
#define yyclearin (yychar = YYEMPTY)
#define YYEMPTY (-2)
goto yybackup; \
} \
else \
- { \
- yyerror ("syntax error: cannot back up");\
+ { \
+ yyerror (YY_("syntax error: cannot back up")); \
YYERROR; \
} \
while (0)
do \
if (N) \
{ \
- (Current).first_line = YYRHSLOC(Rhs, 1).first_line; \
- (Current).first_column = YYRHSLOC(Rhs, 1).first_column; \
- (Current).last_line = YYRHSLOC(Rhs, N).last_line; \
- (Current).last_column = YYRHSLOC(Rhs, N).last_column; \
+ (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
+ (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
+ (Current).last_line = YYRHSLOC (Rhs, N).last_line; \
+ (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
} \
else \
{ \
(Current).first_line = (Current).last_line = \
- YYRHSLOC(Rhs, 0).last_line; \
+ YYRHSLOC (Rhs, 0).last_line; \
(Current).first_column = (Current).last_column = \
- YYRHSLOC(Rhs, 0).last_column; \
+ YYRHSLOC (Rhs, 0).last_column; \
} \
while (0)
#endif
if (yydebug) \
{ \
YYFPRINTF (stderr, "%s ", Title); \
- yysymprint (stderr, \
+ yysymprint (stderr, \
Type, Value, Location); \
YYFPRINTF (stderr, "\n"); \
} \
#endif
{
int yyi;
- unsigned int yylno = yyrline[yyrule];
- YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+ unsigned long int yylno = yyrline[yyrule];
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu), ",
yyrule - 1, yylno);
/* Print the symbols being reduced, and their result. */
for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
- YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
- YYFPRINTF (stderr, "-> %s\n", yytname [yyr1[yyrule]]);
+ YYFPRINTF (stderr, "%s ", yytname[yyrhs[yyi]]);
+ YYFPRINTF (stderr, "-> %s\n", yytname[yyr1[yyrule]]);
}
# define YY_REDUCE_PRINT(Rule) \
if the built-in stack extension method is used).
Do not make this value too large; the results are undefined if
- SIZE_MAX < YYSTACK_BYTES (YYMAXDEPTH)
+ YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
evaluated with infinite-precision integer arithmetic. */
-#if defined (YYMAXDEPTH) && YYMAXDEPTH == 0
-# undef YYMAXDEPTH
-#endif
-
#ifndef YYMAXDEPTH
# define YYMAXDEPTH 10000
#endif
const char *yystr;
# endif
{
- register const char *yys = yystr;
+ const char *yys = yystr;
while (*yys++ != '\0')
continue;
const char *yysrc;
# endif
{
- register char *yyd = yydest;
- register const char *yys = yysrc;
+ char *yyd = yydest;
+ const char *yys = yysrc;
while ((*yyd++ = *yys++) != '\0')
continue;
# endif
# endif
-#endif /* !YYERROR_VERBOSE */
+# ifndef yytnamerr
+/* Copy to YYRES the contents of YYSTR after stripping away unnecessary
+ quotes and backslashes, so that it's suitable for yyerror. The
+ heuristic is that double-quoting is unnecessary unless the string
+ contains an apostrophe, a comma, or backslash (other than
+ backslash-backslash). YYSTR is taken from yytname. If YYRES is
+ null, do not copy; instead, return the length of what the result
+ would have been. */
+static YYSIZE_T
+yytnamerr (char *yyres, const char *yystr)
+{
+ if (*yystr == '"')
+ {
+ size_t yyn = 0;
+ char const *yyp = yystr;
+
+ for (;;)
+ switch (*++yyp)
+ {
+ case '\'':
+ case ',':
+ goto do_not_strip_quotes;
+
+ case '\\':
+ if (*++yyp != '\\')
+ goto do_not_strip_quotes;
+ /* Fall through. */
+ default:
+ if (yyres)
+ yyres[yyn] = *yyp;
+ yyn++;
+ break;
+
+ case '"':
+ if (yyres)
+ yyres[yyn] = '\0';
+ return yyn;
+ }
+ do_not_strip_quotes: ;
+ }
+
+ if (! yyres)
+ return yystrlen (yystr);
+ return yystpcpy (yyres, yystr) - yyres;
+}
+# endif
+
+/* Copy into YYRESULT an error message about the unexpected token
+ YYCHAR while in state YYSTATE. Return the number of bytes copied,
+ including the terminating null byte. If YYRESULT is null, do not
+ copy anything; just return the number of bytes that would be
+ copied. As a special case, return 0 if an ordinary "syntax error"
+ message will do. Return YYSIZE_MAXIMUM if overflow occurs during
+ size calculation. */
+static YYSIZE_T
+yysyntax_error (char *yyresult, int yystate, int yychar)
+{
+ int yyn = yypact[yystate];
+
+ if (! (YYPACT_NINF < yyn && yyn < YYLAST))
+ return 0;
+ else
+ {
+ int yytype = YYTRANSLATE (yychar);
+ YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
+ YYSIZE_T yysize = yysize0;
+ YYSIZE_T yysize1;
+ int yysize_overflow = 0;
+ enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
+ char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
+ int yyx;
+
+# if 0
+ /* This is so xgettext sees the translatable formats that are
+ constructed on the fly. */
+ YY_("syntax error, unexpected %s");
+ YY_("syntax error, unexpected %s, expecting %s");
+ YY_("syntax error, unexpected %s, expecting %s or %s");
+ YY_("syntax error, unexpected %s, expecting %s or %s or %s");
+ YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
+# endif
+ char *yyfmt;
+ char const *yyf;
+ static char const yyunexpected[] = "syntax error, unexpected %s";
+ static char const yyexpecting[] = ", expecting %s";
+ static char const yyor[] = " or %s";
+ char yyformat[sizeof yyunexpected
+ + sizeof yyexpecting - 1
+ + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
+ * (sizeof yyor - 1))];
+ char const *yyprefix = yyexpecting;
+
+ /* Start YYX at -YYN if negative to avoid negative indexes in
+ YYCHECK. */
+ int yyxbegin = yyn < 0 ? -yyn : 0;
+
+ /* Stay within bounds of both yycheck and yytname. */
+ int yychecklim = YYLAST - yyn;
+ int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
+ int yycount = 1;
+
+ yyarg[0] = yytname[yytype];
+ yyfmt = yystpcpy (yyformat, yyunexpected);
+
+ for (yyx = yyxbegin; yyx < yyxend; ++yyx)
+ if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+ {
+ if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
+ {
+ yycount = 1;
+ yysize = yysize0;
+ yyformat[sizeof yyunexpected - 1] = '\0';
+ break;
+ }
+ yyarg[yycount++] = yytname[yyx];
+ yysize1 = yysize + yytnamerr (0, yytname[yyx]);
+ yysize_overflow |= yysize1 < yysize;
+ yysize = yysize1;
+ yyfmt = yystpcpy (yyfmt, yyprefix);
+ yyprefix = yyor;
+ }
+
+ yyf = YY_(yyformat);
+ yysize1 = yysize + yystrlen (yyf);
+ yysize_overflow |= yysize1 < yysize;
+ yysize = yysize1;
+
+ if (yysize_overflow)
+ return YYSIZE_MAXIMUM;
+
+ if (yyresult)
+ {
+ /* Avoid sprintf, as that infringes on the user's name space.
+ Don't have undefined behavior even if the translation
+ produced a string with the wrong number of "%s"s. */
+ char *yyp = yyresult;
+ int yyi = 0;
+ while ((*yyp = *yyf))
+ {
+ if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
+ {
+ yyp += yytnamerr (yyp, yyarg[yyi++]);
+ yyf += 2;
+ }
+ else
+ {
+ yyp++;
+ yyf++;
+ }
+ }
+ }
+ return yysize;
+ }
+}
+#endif /* YYERROR_VERBOSE */
\f
#if YYDEBUG
YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
YY_LOCATION_PRINT (yyoutput, *yylocationp);
- fprintf (yyoutput, ": ");
+ YYFPRINTF (yyoutput, ": ");
# ifdef YYPRINT
if (yytype < YYNTOKENS)
# endif
switch (yytype)
{
+ case 3: /* "\"string\"" */
+#line 165 "parse-gram.y"
+ { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
+#line 1186 "parse-gram.c"
+ break;
+ case 4: /* "\"integer\"" */
+#line 178 "parse-gram.y"
+ { fprintf (stderr, "%d", (yyvaluep->integer)); };
+#line 1191 "parse-gram.c"
+ break;
+ case 8: /* "\"%destructor {...}\"" */
+#line 167 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1196 "parse-gram.c"
+ break;
+ case 9: /* "\"%printer {...}\"" */
+#line 171 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1201 "parse-gram.c"
+ break;
+ case 10: /* "\"%union {...}\"" */
+#line 172 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1206 "parse-gram.c"
+ break;
+ case 26: /* "\"%initial-action {...}\"" */
+#line 168 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1211 "parse-gram.c"
+ break;
+ case 27: /* "\"%lex-param {...}\"" */
+#line 169 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1216 "parse-gram.c"
+ break;
+ case 34: /* "\"%parse-param {...}\"" */
+#line 170 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1221 "parse-gram.c"
+ break;
+ case 41: /* "\"type\"" */
+#line 176 "parse-gram.y"
+ { fprintf (stderr, "<%s>", (yyvaluep->uniqstr)); };
+#line 1226 "parse-gram.c"
+ break;
+ case 45: /* "\"identifier\"" */
+#line 180 "parse-gram.y"
+ { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+#line 1231 "parse-gram.c"
+ break;
+ case 46: /* "\"identifier:\"" */
+#line 182 "parse-gram.y"
+ { fprintf (stderr, "%s:", (yyvaluep->symbol)->tag); };
+#line 1236 "parse-gram.c"
+ break;
+ case 48: /* "\"%{...%}\"" */
+#line 174 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1241 "parse-gram.c"
+ break;
+ case 49: /* "\"epilogue\"" */
+#line 174 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1246 "parse-gram.c"
+ break;
+ case 50: /* "\"{...}\"" */
+#line 173 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1251 "parse-gram.c"
+ break;
+ case 71: /* "symbol" */
+#line 180 "parse-gram.y"
+ { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+#line 1256 "parse-gram.c"
+ break;
+ case 72: /* "action" */
+#line 173 "parse-gram.y"
+ { fprintf (stderr, "{\n%s\n}", (yyvaluep->chars)); };
+#line 1261 "parse-gram.c"
+ break;
+ case 73: /* "string_as_id" */
+#line 180 "parse-gram.y"
+ { fprintf (stderr, "%s", (yyvaluep->symbol)->tag); };
+#line 1266 "parse-gram.c"
+ break;
+ case 74: /* "string_content" */
+#line 165 "parse-gram.y"
+ { fprintf (stderr, "\"%s\"", (yyvaluep->chars)); };
+#line 1271 "parse-gram.c"
+ break;
default:
break;
}
#else
int
yyparse ()
-
+ ;
#endif
#endif
{
/* Location data for the look-ahead symbol. */
YYLTYPE yylloc;
- register int yystate;
- register int yyn;
+ int yystate;
+ int yyn;
int yyresult;
/* Number of tokens to shift before error messages enabled. */
int yyerrstatus;
/* Look-ahead token as an internal (translated) token number. */
int yytoken = 0;
+#if YYERROR_VERBOSE
+ /* Buffer for error messages, and its allocated size. */
+ char yymsgbuf[128];
+ char *yymsg = yymsgbuf;
+ YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
+#endif
/* Three stacks and their tools:
`yyss': related to states,
/* The state stack. */
short int yyssa[YYINITDEPTH];
short int *yyss = yyssa;
- register short int *yyssp;
+ short int *yyssp;
/* The semantic value stack. */
YYSTYPE yyvsa[YYINITDEPTH];
YYSTYPE *yyvs = yyvsa;
- register YYSTYPE *yyvsp;
+ YYSTYPE *yyvsp;
/* The location stack. */
YYLTYPE yylsa[YYINITDEPTH];
/* User initialization code. */
- #line 71 "parse-gram.y"
+#line 69 "parse-gram.y"
{
/* Bison's grammar can initial empty locations, hence a default
location is needed. */
yylloc.start.line = yylloc.end.line = 1;
yylloc.start.column = yylloc.end.column = 0;
}
-/* Line 850 of yacc.c. */
-#line 1160 "parse-gram.c"
- yyvsp[0] = yylval;
- yylsp[0] = yylloc;
-
+/* Line 1052 of yacc.c. */
+#line 1451 "parse-gram.c"
+ yylsp[0] = yylloc;
goto yysetstate;
/*------------------------------------------------------------.
data in use in that stack, in bytes. This used to be a
conditional around just the two extra args, but that might
be undefined if yyoverflow is a macro. */
- yyoverflow ("parser stack overflow",
+ yyoverflow (YY_("memory exhausted"),
&yyss1, yysize * sizeof (*yyssp),
&yyvs1, yysize * sizeof (*yyvsp),
&yyls1, yysize * sizeof (*yylsp),
}
#else /* no yyoverflow */
# ifndef YYSTACK_RELOCATE
- goto yyoverflowlab;
+ goto yyexhaustedlab;
# else
/* Extend the stack our own way. */
if (YYMAXDEPTH <= yystacksize)
- goto yyoverflowlab;
+ goto yyexhaustedlab;
yystacksize *= 2;
if (YYMAXDEPTH < yystacksize)
yystacksize = YYMAXDEPTH;
union yyalloc *yyptr =
(union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
if (! yyptr)
- goto yyoverflowlab;
+ goto yyexhaustedlab;
YYSTACK_RELOCATE (yyss);
YYSTACK_RELOCATE (yyvs);
YYSTACK_RELOCATE (yyls);
switch (yyn)
{
case 6:
-#line 189 "parse-gram.y"
+#line 203 "parse-gram.y"
{ prologue_augment ((yyvsp[0].chars), (yylsp[0])); }
break;
case 7:
-#line 190 "parse-gram.y"
+#line 204 "parse-gram.y"
{ debug_flag = true; }
break;
case 8:
-#line 191 "parse-gram.y"
+#line 205 "parse-gram.y"
{ muscle_insert ((yyvsp[-1].chars), (yyvsp[0].chars)); }
break;
case 9:
-#line 192 "parse-gram.y"
+#line 206 "parse-gram.y"
{ defines_flag = true; }
break;
case 10:
-#line 193 "parse-gram.y"
+#line 207 "parse-gram.y"
{ error_verbose = true; }
break;
case 11:
-#line 194 "parse-gram.y"
+#line 208 "parse-gram.y"
{ expected_sr_conflicts = (yyvsp[0].integer); }
break;
case 12:
-#line 195 "parse-gram.y"
+#line 209 "parse-gram.y"
{ expected_rr_conflicts = (yyvsp[0].integer); }
break;
case 13:
-#line 196 "parse-gram.y"
+#line 210 "parse-gram.y"
{ spec_file_prefix = (yyvsp[0].chars); }
break;
case 14:
-#line 198 "parse-gram.y"
+#line 212 "parse-gram.y"
{
nondeterministic_parser = true;
glr_parser = true;
break;
case 15:
-#line 203 "parse-gram.y"
+#line 217 "parse-gram.y"
{
muscle_code_grow ("initial_action", (yyvsp[0].chars), (yylsp[0]));
}
break;
case 16:
-#line 206 "parse-gram.y"
+#line 220 "parse-gram.y"
{ add_param ("lex_param", (yyvsp[0].chars), (yylsp[0])); }
break;
case 17:
-#line 207 "parse-gram.y"
+#line 221 "parse-gram.y"
{ locations_flag = true; }
break;
case 18:
-#line 208 "parse-gram.y"
+#line 222 "parse-gram.y"
{ spec_name_prefix = (yyvsp[0].chars); }
break;
case 19:
-#line 209 "parse-gram.y"
+#line 223 "parse-gram.y"
{ no_lines_flag = true; }
break;
case 20:
-#line 210 "parse-gram.y"
+#line 224 "parse-gram.y"
{ nondeterministic_parser = true; }
break;
case 21:
-#line 211 "parse-gram.y"
+#line 225 "parse-gram.y"
{ spec_outfile = (yyvsp[0].chars); }
break;
case 22:
-#line 212 "parse-gram.y"
+#line 226 "parse-gram.y"
{ add_param ("parse_param", (yyvsp[0].chars), (yylsp[0])); }
break;
case 23:
-#line 213 "parse-gram.y"
+#line 227 "parse-gram.y"
{ pure_parser = true; }
break;
case 24:
-#line 214 "parse-gram.y"
+#line 228 "parse-gram.y"
{ skeleton = (yyvsp[0].chars); }
break;
case 25:
-#line 215 "parse-gram.y"
+#line 229 "parse-gram.y"
{ token_table_flag = true; }
break;
case 26:
-#line 216 "parse-gram.y"
+#line 230 "parse-gram.y"
{ report_flag = report_states; }
break;
case 27:
-#line 217 "parse-gram.y"
+#line 231 "parse-gram.y"
{ yacc_flag = true; }
break;
case 31:
-#line 225 "parse-gram.y"
+#line 239 "parse-gram.y"
{
grammar_start_symbol_set ((yyvsp[0].symbol), (yylsp[0]));
}
break;
case 32:
-#line 229 "parse-gram.y"
+#line 243 "parse-gram.y"
{
typed = true;
MUSCLE_INSERT_INT ("stype_line", (yylsp[0]).start.line);
break;
case 33:
-#line 235 "parse-gram.y"
+#line 249 "parse-gram.y"
{
symbol_list *list;
for (list = (yyvsp[0].list); list; list = list->next)
break;
case 34:
-#line 242 "parse-gram.y"
+#line 256 "parse-gram.y"
{
symbol_list *list;
for (list = (yyvsp[0].list); list; list = list->next)
break;
case 35:
-#line 249 "parse-gram.y"
+#line 263 "parse-gram.y"
{
default_prec = true;
}
break;
case 36:
-#line 253 "parse-gram.y"
+#line 267 "parse-gram.y"
{
default_prec = false;
}
break;
case 37:
-#line 259 "parse-gram.y"
+#line 273 "parse-gram.y"
{ current_class = nterm_sym; }
break;
case 38:
-#line 260 "parse-gram.y"
+#line 274 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
break;
case 39:
-#line 264 "parse-gram.y"
+#line 278 "parse-gram.y"
{ current_class = token_sym; }
break;
case 40:
-#line 265 "parse-gram.y"
+#line 279 "parse-gram.y"
{
current_class = unknown_sym;
current_type = NULL;
break;
case 41:
-#line 270 "parse-gram.y"
+#line 284 "parse-gram.y"
{
symbol_list *list;
for (list = (yyvsp[0].list); list; list = list->next)
break;
case 42:
-#line 280 "parse-gram.y"
+#line 294 "parse-gram.y"
{
symbol_list *list;
++current_prec;
break;
case 43:
-#line 294 "parse-gram.y"
+#line 308 "parse-gram.y"
{ (yyval.assoc) = left_assoc; }
break;
case 44:
-#line 295 "parse-gram.y"
+#line 309 "parse-gram.y"
{ (yyval.assoc) = right_assoc; }
break;
case 45:
-#line 296 "parse-gram.y"
+#line 310 "parse-gram.y"
{ (yyval.assoc) = non_assoc; }
break;
case 46:
-#line 300 "parse-gram.y"
+#line 314 "parse-gram.y"
{ current_type = NULL; }
break;
case 47:
-#line 301 "parse-gram.y"
+#line 315 "parse-gram.y"
{ current_type = (yyvsp[0].uniqstr); }
break;
case 48:
-#line 307 "parse-gram.y"
+#line 321 "parse-gram.y"
{ (yyval.list) = symbol_list_new ((yyvsp[0].symbol), (yylsp[0])); }
break;
case 49:
-#line 308 "parse-gram.y"
+#line 322 "parse-gram.y"
{ (yyval.list) = symbol_list_prepend ((yyvsp[-1].list), (yyvsp[0].symbol), (yylsp[0])); }
break;
case 50:
-#line 314 "parse-gram.y"
+#line 328 "parse-gram.y"
{
current_type = (yyvsp[0].uniqstr);
}
break;
case 51:
-#line 318 "parse-gram.y"
+#line 332 "parse-gram.y"
{
symbol_class_set ((yyvsp[0].symbol), current_class, (yylsp[0]));
symbol_type_set ((yyvsp[0].symbol), current_type, (yylsp[0]));
break;
case 52:
-#line 323 "parse-gram.y"
+#line 337 "parse-gram.y"
{
symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
break;
case 53:
-#line 329 "parse-gram.y"
+#line 343 "parse-gram.y"
{
symbol_class_set ((yyvsp[-1].symbol), current_class, (yylsp[-1]));
symbol_type_set ((yyvsp[-1].symbol), current_type, (yylsp[-1]));
break;
case 54:
-#line 335 "parse-gram.y"
+#line 349 "parse-gram.y"
{
symbol_class_set ((yyvsp[-2].symbol), current_class, (yylsp[-2]));
symbol_type_set ((yyvsp[-2].symbol), current_type, (yylsp[-2]));
break;
case 60:
-#line 364 "parse-gram.y"
+#line 378 "parse-gram.y"
{
if (yacc_flag)
complain_at ((yyloc), _("POSIX forbids declarations in the grammar"));
break;
case 61:
-#line 369 "parse-gram.y"
+#line 383 "parse-gram.y"
{
yyerrok;
}
break;
case 62:
-#line 375 "parse-gram.y"
+#line 389 "parse-gram.y"
{ current_lhs = (yyvsp[0].symbol); current_lhs_location = (yylsp[0]); }
break;
case 64:
-#line 379 "parse-gram.y"
+#line 393 "parse-gram.y"
{ grammar_rule_end ((yylsp[0])); }
break;
case 65:
-#line 380 "parse-gram.y"
+#line 394 "parse-gram.y"
{ grammar_rule_end ((yylsp[0])); }
break;
case 67:
-#line 386 "parse-gram.y"
+#line 400 "parse-gram.y"
{ grammar_rule_begin (current_lhs, current_lhs_location); }
break;
case 68:
-#line 388 "parse-gram.y"
+#line 402 "parse-gram.y"
{ grammar_current_rule_symbol_append ((yyvsp[0].symbol), (yylsp[0])); }
break;
case 69:
-#line 390 "parse-gram.y"
+#line 404 "parse-gram.y"
{ grammar_current_rule_action_append ((yyvsp[0].chars), (yylsp[0])); }
break;
case 70:
-#line 392 "parse-gram.y"
+#line 406 "parse-gram.y"
{ grammar_current_rule_prec_set ((yyvsp[0].symbol), (yylsp[0])); }
break;
case 71:
-#line 394 "parse-gram.y"
+#line 408 "parse-gram.y"
{ grammar_current_rule_dprec_set ((yyvsp[0].integer), (yylsp[0])); }
break;
case 72:
-#line 396 "parse-gram.y"
+#line 410 "parse-gram.y"
{ grammar_current_rule_merge_set ((yyvsp[0].uniqstr), (yylsp[0])); }
break;
case 73:
-#line 400 "parse-gram.y"
+#line 414 "parse-gram.y"
{ (yyval.symbol) = (yyvsp[0].symbol); }
break;
case 74:
-#line 401 "parse-gram.y"
+#line 415 "parse-gram.y"
{ (yyval.symbol) = (yyvsp[0].symbol); }
break;
case 75:
-#line 406 "parse-gram.y"
+#line 420 "parse-gram.y"
{ (yyval.chars) = (yyvsp[0].chars); }
break;
case 76:
-#line 412 "parse-gram.y"
+#line 426 "parse-gram.y"
{
- (yyval.symbol) = symbol_get ((yyvsp[0].chars), (yylsp[0]));
+ (yyval.symbol) = symbol_get (quotearg_style (c_quoting_style, (yyvsp[0].chars)), (yylsp[0]));
symbol_class_set ((yyval.symbol), token_sym, (yylsp[0]));
}
break;
case 77:
-#line 421 "parse-gram.y"
- {
- (yyval.chars) = (yyvsp[0].chars) + 1;
- (yyval.chars)[strlen ((yyval.chars)) - 1] = '\0';
- }
+#line 435 "parse-gram.y"
+ { (yyval.chars) = (yyvsp[0].chars); }
break;
case 79:
-#line 430 "parse-gram.y"
+#line 442 "parse-gram.y"
{
muscle_code_grow ("epilogue", (yyvsp[0].chars), (yylsp[0]));
scanner_last_string_free ();
break;
+ default: break;
}
-/* Line 1045 of yacc.c. */
-#line 1747 "parse-gram.c"
+/* Line 1248 of yacc.c. */
+#line 2034 "parse-gram.c"
\f
yyvsp -= yylen;
yyssp -= yylen;
if (!yyerrstatus)
{
++yynerrs;
-#if YYERROR_VERBOSE
- yyn = yypact[yystate];
-
- if (YYPACT_NINF < yyn && yyn < YYLAST)
- {
- YYSIZE_T yysize = 0;
- int yytype = YYTRANSLATE (yychar);
- const char* yyprefix;
- char *yymsg;
- int yyx;
-
- /* Start YYX at -YYN if negative to avoid negative indexes in
- YYCHECK. */
- int yyxbegin = yyn < 0 ? -yyn : 0;
-
- /* Stay within bounds of both yycheck and yytname. */
- int yychecklim = YYLAST - yyn;
- int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
- int yycount = 0;
-
- yyprefix = ", expecting ";
- for (yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
+#if ! YYERROR_VERBOSE
+ yyerror (YY_("syntax error"));
+#else
+ {
+ YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
+ if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
+ {
+ YYSIZE_T yyalloc = 2 * yysize;
+ if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
+ yyalloc = YYSTACK_ALLOC_MAXIMUM;
+ if (yymsg != yymsgbuf)
+ YYSTACK_FREE (yymsg);
+ yymsg = (char *) YYSTACK_ALLOC (yyalloc);
+ if (yymsg)
+ yymsg_alloc = yyalloc;
+ else
{
- yysize += yystrlen (yyprefix) + yystrlen (yytname [yyx]);
- yycount += 1;
- if (yycount == 5)
- {
- yysize = 0;
- break;
- }
+ yymsg = yymsgbuf;
+ yymsg_alloc = sizeof yymsgbuf;
}
- yysize += (sizeof ("syntax error, unexpected ")
- + yystrlen (yytname[yytype]));
- yymsg = (char *) YYSTACK_ALLOC (yysize);
- if (yymsg != 0)
- {
- char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
- yyp = yystpcpy (yyp, yytname[yytype]);
-
- if (yycount < 5)
- {
- yyprefix = ", expecting ";
- for (yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
- {
- yyp = yystpcpy (yyp, yyprefix);
- yyp = yystpcpy (yyp, yytname[yyx]);
- yyprefix = " or ";
- }
- }
- yyerror (yymsg);
- YYSTACK_FREE (yymsg);
- }
- else
- yyerror ("syntax error; also virtual memory exhausted");
- }
- else
-#endif /* YYERROR_VERBOSE */
- yyerror ("syntax error");
+ }
+
+ if (0 < yysize && yysize <= yymsg_alloc)
+ {
+ (void) yysyntax_error (yymsg, yystate, yychar);
+ yyerror (yymsg);
+ }
+ else
+ {
+ yyerror (YY_("syntax error"));
+ if (yysize != 0)
+ goto yyexhaustedlab;
+ }
+ }
+#endif
}
yyerror_range[0] = yylloc;
if (yychar <= YYEOF)
{
- /* If at end of input, pop the error token,
- then the rest of the stack, then return failure. */
+ /* Return failure if at end of input. */
if (yychar == YYEOF)
- for (;;)
- {
- yyerror_range[0] = *yylsp;
- YYPOPSTACK;
- if (yyssp == yyss)
- YYABORT;
- yydestruct ("Error: popping",
- yystos[*yyssp], yyvsp, yylsp);
- }
+ YYABORT;
}
else
{
`---------------------------------------------------*/
yyerrorlab:
-#ifdef __GNUC__
- /* Pacify GCC when the user code never invokes YYERROR and the label
- yyerrorlab therefore never appears in user code. */
+ /* Pacify compilers like GCC when the user code never invokes
+ YYERROR and the label yyerrorlab therefore never appears in user
+ code. */
if (0)
goto yyerrorlab;
-#endif
yyerror_range[0] = yylsp[1-yylen];
yylsp -= yylen;
| yyabortlab -- YYABORT comes here. |
`-----------------------------------*/
yyabortlab:
- yydestruct ("Error: discarding lookahead",
- yytoken, &yylval, &yylloc);
- yychar = YYEMPTY;
yyresult = 1;
goto yyreturn;
#ifndef yyoverflow
-/*----------------------------------------------.
-| yyoverflowlab -- parser overflow comes here. |
-`----------------------------------------------*/
-yyoverflowlab:
- yyerror ("parser stack overflow");
+/*-------------------------------------------------.
+| yyexhaustedlab -- memory exhaustion comes here. |
+`-------------------------------------------------*/
+yyexhaustedlab:
+ yyerror (YY_("memory exhausted"));
yyresult = 2;
/* Fall through. */
#endif
yyreturn:
+ if (yychar != YYEOF && yychar != YYEMPTY)
+ yydestruct ("Cleanup: discarding lookahead",
+ yytoken, &yylval, &yylloc);
+ while (yyssp != yyss)
+ {
+ yydestruct ("Cleanup: popping",
+ yystos[*yyssp], yyvsp, yylsp);
+ YYPOPSTACK;
+ }
#ifndef yyoverflow
if (yyss != yyssa)
YYSTACK_FREE (yyss);
+#endif
+#if YYERROR_VERBOSE
+ if (yymsg != yymsgbuf)
+ YYSTACK_FREE (yymsg);
#endif
return yyresult;
}
-#line 436 "parse-gram.y"
+#line 448 "parse-gram.y"
scanner_last_string_free ();
}
-/*----------------------------------------------------.
-| When debugging the parser, display tokens' values. |
-`----------------------------------------------------*/
-
-static void
-print_token_value (FILE *file, int type, YYSTYPE const *value)
-{
- fputc (' ', file);
- switch (type)
- {
- case ID:
- fprintf (file, " = %s", value->symbol->tag);
- break;
-
- case INT:
- fprintf (file, " = %d", value->integer);
- break;
-
- case STRING:
- fprintf (file, " = \"%s\"", value->chars);
- break;
-
- case TYPE:
- fprintf (file, " = <%s>", value->uniqstr);
- break;
-
- case BRACED_CODE:
- case PERCENT_DESTRUCTOR:
- case PERCENT_LEX_PARAM:
- case PERCENT_PARSE_PARAM:
- case PERCENT_PRINTER:
- case PERCENT_UNION:
- case PROLOGUE:
- case EPILOGUE:
- fprintf (file, " = {{ %s }}", value->chars);
- break;
-
- default:
- fprintf (file, "unknown token type");
- break;
- }
-}
-
static void
gram_error (location const *loc, char const *msg)
{
char const *
token_name (int type)
{
- return yytname[type];
+ return yytname[YYTRANSLATE (type)];
}
projects / bison.git / blobdiff