diff options
Diffstat (limited to 'parse.c')
| -rw-r--r-- | parse.c | 621 |
1 files changed, 335 insertions, 286 deletions
@@ -1,10 +1,8 @@ +/* A Bison parser, made by GNU Bison 2.5. */ -/* A Bison parser, made by GNU Bison 2.4.1. */ - -/* Skeleton implementation for Bison's Yacc-like parsers in C +/* Bison implementation for Yacc-like parsers in C - Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006 - Free Software Foundation, Inc. + Copyright (C) 1984, 1989-1990, 2000-2011 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 @@ -46,7 +44,7 @@ #define YYBISON 1 /* Bison version. */ -#define YYBISON_VERSION "2.4.1" +#define YYBISON_VERSION "2.5" /* Skeleton name. */ #define YYSKELETON_NAME "yacc.c" @@ -67,7 +65,7 @@ /* Copy the first part of user declarations. */ -/* Line 189 of yacc.c */ +/* Line 268 of yacc.c */ #line 34 "parse.y" /* Copyright (c) 1990 The Regents of the University of California. */ @@ -152,8 +150,8 @@ int previous_continued_action; /* whether the previous rule's action was '|' */ -/* Line 189 of yacc.c */ -#line 157 "parse.c" +/* Line 268 of yacc.c */ +#line 155 "parse.c" /* Enabling traces. */ #ifndef YYDEBUG @@ -288,8 +286,8 @@ typedef int YYSTYPE; /* Copy the second part of user declarations. */ -/* Line 264 of yacc.c */ -#line 293 "parse.c" +/* Line 343 of yacc.c */ +#line 291 "parse.c" #ifdef short # undef short @@ -339,7 +337,7 @@ typedef short int yytype_int16; #define YYSIZE_MAXIMUM ((YYSIZE_T) -1) #ifndef YY_ -# if YYENABLE_NLS +# if defined YYENABLE_NLS && YYENABLE_NLS # if ENABLE_NLS # include <libintl.h> /* INFRINGES ON USER NAME SPACE */ # define YY_(msgid) dgettext ("bison-runtime", msgid) @@ -392,11 +390,11 @@ YYID (yyi) # define alloca _alloca # else # define YYSTACK_ALLOC alloca -# if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ +# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ || defined __cplusplus || defined _MSC_VER) # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 # endif # endif # endif @@ -419,24 +417,24 @@ YYID (yyi) # ifndef YYSTACK_ALLOC_MAXIMUM # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM # endif -# if (defined __cplusplus && ! defined _STDLIB_H \ +# if (defined __cplusplus && ! defined EXIT_SUCCESS \ && ! ((defined YYMALLOC || defined malloc) \ && (defined YYFREE || defined free))) # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */ -# ifndef _STDLIB_H -# define _STDLIB_H 1 +# ifndef EXIT_SUCCESS +# define EXIT_SUCCESS 0 # endif # endif # ifndef YYMALLOC # define YYMALLOC malloc -# if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \ +# if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ || defined __cplusplus || defined _MSC_VER) 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 __C99__FUNC__ \ +# if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \ || defined __cplusplus || defined _MSC_VER) void free (void *); /* INFRINGES ON USER NAME SPACE */ # endif @@ -465,23 +463,7 @@ union yyalloc ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \ + YYSTACK_GAP_MAXIMUM) -/* Copy COUNT objects from FROM to TO. The source and destination do - not overlap. */ -# ifndef YYCOPY -# if defined __GNUC__ && 1 < __GNUC__ -# define YYCOPY(To, From, Count) \ - __builtin_memcpy (To, From, (Count) * sizeof (*(From))) -# else -# define YYCOPY(To, From, Count) \ - do \ - { \ - YYSIZE_T yyi; \ - for (yyi = 0; yyi < (Count); yyi++) \ - (To)[yyi] = (From)[yyi]; \ - } \ - while (YYID (0)) -# endif -# endif +# define YYCOPY_NEEDED 1 /* Relocate STACK from its old location to the new one. The local variables YYSIZE and YYSTACKSIZE give the old and new number of @@ -501,6 +483,26 @@ union yyalloc #endif +#if defined YYCOPY_NEEDED && YYCOPY_NEEDED +/* Copy COUNT objects from FROM to TO. The source and destination do + not overlap. */ +# ifndef YYCOPY +# if defined __GNUC__ && 1 < __GNUC__ +# define YYCOPY(To, From, Count) \ + __builtin_memcpy (To, From, (Count) * sizeof (*(From))) +# else +# define YYCOPY(To, From, Count) \ + do \ + { \ + YYSIZE_T yyi; \ + for (yyi = 0; yyi < (Count); yyi++) \ + (To)[yyi] = (From)[yyi]; \ + } \ + while (YYID (0)) +# endif +# endif +#endif /* !YYCOPY_NEEDED */ + /* YYFINAL -- State number of the termination state. */ #define YYFINAL 3 /* YYLAST -- Last index in YYTABLE. */ @@ -694,8 +696,8 @@ static const yytype_uint8 yyr2[] = 1, 1, 1, 1, 1, 1, 2, 0 }; -/* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state - STATE-NUM when YYTABLE doesn't specify something else to do. Zero +/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM. + Performed when YYTABLE doesn't specify something else to do. Zero means the default is an error. */ static const yytype_uint8 yydefact[] = { @@ -754,8 +756,7 @@ static const yytype_int16 yypgoto[] = /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If positive, shift that token. If negative, reduce the rule which - number is the opposite. If zero, do what YYDEFACT says. - If YYTABLE_NINF, syntax error. */ + number is the opposite. If YYTABLE_NINF, syntax error. */ #define YYTABLE_NINF -27 static const yytype_int16 yytable[] = { @@ -778,6 +779,12 @@ static const yytype_int16 yytable[] = 0, 89 }; +#define yypact_value_is_default(yystate) \ + ((yystate) == (-52)) + +#define yytable_value_is_error(yytable_value) \ + YYID (0) + static const yytype_int8 yycheck[] = { 1, 4, 3, 3, 3, 45, 0, 58, 9, 10, @@ -831,9 +838,18 @@ static const yytype_uint8 yystos[] = /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. - Once GCC version 2 has supplanted version 1, this can go. */ + Once GCC version 2 has supplanted version 1, this can go. However, + YYFAIL appears to be in use. Nevertheless, it is formally deprecated + in Bison 2.4.2's NEWS entry, where a plan to phase it out is + discussed. */ #define YYFAIL goto yyerrlab +#if defined YYFAIL + /* This is here to suppress warnings from the GCC cpp's + -Wunused-macros. Normally we don't worry about that warning, but + some users do, and we want to make it easy for users to remove + YYFAIL uses, which will produce warnings from Bison 2.5. */ +#endif #define YYRECOVERING() (!!yyerrstatus) @@ -843,7 +859,6 @@ do \ { \ yychar = (Token); \ yylval = (Value); \ - yytoken = YYTRANSLATE (yychar); \ YYPOPSTACK (1); \ goto yybackup; \ } \ @@ -885,19 +900,10 @@ while (YYID (0)) #endif -/* YY_LOCATION_PRINT -- Print the location on the stream. - This macro was not mandated originally: define only if we know - we won't break user code: when these are the locations we know. */ +/* This macro is provided for backward compatibility. */ #ifndef YY_LOCATION_PRINT -# if YYLTYPE_IS_TRIVIAL -# define YY_LOCATION_PRINT(File, Loc) \ - fprintf (File, "%d.%d-%d.%d", \ - (Loc).first_line, (Loc).first_column, \ - (Loc).last_line, (Loc).last_column) -# else -# define YY_LOCATION_PRINT(File, Loc) ((void) 0) -# endif +# define YY_LOCATION_PRINT(File, Loc) ((void) 0) #endif @@ -1089,7 +1095,6 @@ int yydebug; # define YYMAXDEPTH 10000 #endif - #if YYERROR_VERBOSE @@ -1192,115 +1197,142 @@ yytnamerr (char *yyres, const char *yystr) } # 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]; +/* Copy into *YYMSG, which is of size *YYMSG_ALLOC, an error message + about the unexpected token YYTOKEN for the state stack whose top is + YYSSP. - if (! (YYPACT_NINF < yyn && yyn <= YYLAST)) - return 0; - else + Return 0 if *YYMSG was successfully written. Return 1 if *YYMSG is + not large enough to hold the message. In that case, also set + *YYMSG_ALLOC to the required number of bytes. Return 2 if the + required number of bytes is too large to store. */ +static int +yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg, + yytype_int16 *yyssp, int yytoken) +{ + YYSIZE_T yysize0 = yytnamerr (0, yytname[yytoken]); + YYSIZE_T yysize = yysize0; + YYSIZE_T yysize1; + enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 }; + /* Internationalized format string. */ + const char *yyformat = 0; + /* Arguments of yyformat. */ + char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM]; + /* Number of reported tokens (one for the "unexpected", one per + "expected"). */ + int yycount = 0; + + /* There are many possibilities here to consider: + - Assume YYFAIL is not used. It's too flawed to consider. See + <http://lists.gnu.org/archive/html/bison-patches/2009-12/msg00024.html> + for details. YYERROR is fine as it does not invoke this + function. + - If this state is a consistent state with a default action, then + the only way this function was invoked is if the default action + is an error action. In that case, don't check for expected + tokens because there are none. + - The only way there can be no lookahead present (in yychar) is if + this state is a consistent state with a default action. Thus, + detecting the absence of a lookahead is sufficient to determine + that there is no unexpected or expected token to report. In that + case, just report a simple "syntax error". + - Don't assume there isn't a lookahead just because this state is a + consistent state with a default action. There might have been a + previous inconsistent state, consistent state with a non-default + action, or user semantic action that manipulated yychar. + - Of course, the expected token list depends on states to have + correct lookahead information, and it depends on the parser not + to perform extra reductions after fetching a lookahead from the + scanner and before detecting a syntax error. Thus, state merging + (from LALR or IELR) and default reductions corrupt the expected + token list. However, the list is correct for canonical LR with + one exception: it will still contain any token that will not be + accepted due to an error action in a later state. + */ + if (yytoken != YYEMPTY) { - 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 + 1; - 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; - } + int yyn = yypact[*yyssp]; + yyarg[yycount++] = yytname[yytoken]; + if (!yypact_value_is_default (yyn)) + { + /* Start YYX at -YYN if negative to avoid negative indexes in + YYCHECK. In other words, skip the first -YYN actions for + this state because they are default actions. */ + int yyxbegin = yyn < 0 ? -yyn : 0; + /* Stay within bounds of both yycheck and yytname. */ + int yychecklim = YYLAST - yyn + 1; + int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS; + int yyx; + + for (yyx = yyxbegin; yyx < yyxend; ++yyx) + if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR + && !yytable_value_is_error (yytable[yyx + yyn])) + { + if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM) + { + yycount = 1; + yysize = yysize0; + break; + } + yyarg[yycount++] = yytname[yyx]; + yysize1 = yysize + yytnamerr (0, yytname[yyx]); + if (! (yysize <= yysize1 + && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; + } + } + } - yyf = YY_(yyformat); - yysize1 = yysize + yystrlen (yyf); - yysize_overflow |= (yysize1 < yysize); - yysize = yysize1; + switch (yycount) + { +# define YYCASE_(N, S) \ + case N: \ + yyformat = S; \ + break + YYCASE_(0, YY_("syntax error")); + YYCASE_(1, YY_("syntax error, unexpected %s")); + YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s")); + YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s")); + YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s")); + YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s")); +# undef YYCASE_ + } - if (yysize_overflow) - return YYSIZE_MAXIMUM; + yysize1 = yysize + yystrlen (yyformat); + if (! (yysize <= yysize1 && yysize1 <= YYSTACK_ALLOC_MAXIMUM)) + return 2; + yysize = yysize1; - 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) != '\0') - { - if (*yyp == '%' && yyf[1] == 's' && yyi < yycount) - { - yyp += yytnamerr (yyp, yyarg[yyi++]); - yyf += 2; - } - else - { - yyp++; - yyf++; - } - } - } - return yysize; + if (*yymsg_alloc < yysize) + { + *yymsg_alloc = 2 * yysize; + if (! (yysize <= *yymsg_alloc + && *yymsg_alloc <= YYSTACK_ALLOC_MAXIMUM)) + *yymsg_alloc = YYSTACK_ALLOC_MAXIMUM; + return 1; } + + /* 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 = *yymsg; + int yyi = 0; + while ((*yyp = *yyformat) != '\0') + if (*yyp == '%' && yyformat[1] == 's' && yyi < yycount) + { + yyp += yytnamerr (yyp, yyarg[yyi++]); + yyformat += 2; + } + else + { + yyp++; + yyformat++; + } + } + return 0; } #endif /* YYERROR_VERBOSE */ - /*-----------------------------------------------. | Release the memory associated to this symbol. | @@ -1333,6 +1365,7 @@ yydestruct (yymsg, yytype, yyvaluep) } } + /* Prevent warnings from -Wmissing-prototypes. */ #ifdef YYPARSE_PARAM #if defined __STDC__ || defined __cplusplus @@ -1359,10 +1392,9 @@ YYSTYPE yylval; int yynerrs; - -/*-------------------------. -| yyparse or yypush_parse. | -`-------------------------*/ +/*----------. +| yyparse. | +`----------*/ #ifdef YYPARSE_PARAM #if (defined __STDC__ || defined __C99__FUNC__ \ @@ -1386,8 +1418,6 @@ yyparse () #endif #endif { - - int yystate; /* Number of tokens to shift before error messages enabled. */ int yyerrstatus; @@ -1542,7 +1572,7 @@ yybackup: /* First try to decide what to do without reference to lookahead token. */ yyn = yypact[yystate]; - if (yyn == YYPACT_NINF) + if (yypact_value_is_default (yyn)) goto yydefault; /* Not known => get a lookahead token if don't already have one. */ @@ -1573,8 +1603,8 @@ yybackup: yyn = yytable[yyn]; if (yyn <= 0) { - if (yyn == 0 || yyn == YYTABLE_NINF) - goto yyerrlab; + if (yytable_value_is_error (yyn)) + goto yyerrlab; yyn = -yyn; goto yyreduce; } @@ -1629,7 +1659,7 @@ yyreduce: { case 2: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 119 "parse.y" { /* add default rule */ int def_rule; @@ -1661,7 +1691,7 @@ yyreduce: case 3: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 148 "parse.y" { /* initialize for processing rules */ @@ -1672,14 +1702,14 @@ yyreduce: case 7: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 159 "parse.y" { synerr( _("unknown error processing section 1") ); } break; case 8: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 163 "parse.y" { check_options(); @@ -1690,42 +1720,42 @@ yyreduce: case 9: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 171 "parse.y" { xcluflg = false; } break; case 10: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 174 "parse.y" { xcluflg = true; } break; case 11: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 178 "parse.y" { scinstal( nmstr, xcluflg ); } break; case 12: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 181 "parse.y" { scinstal( nmstr, xcluflg ); } break; case 13: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 184 "parse.y" { synerr( _("bad start condition list") ); } break; case 17: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 195 "parse.y" { outfilename = copy_string( nmstr ); @@ -1735,56 +1765,56 @@ yyreduce: case 18: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 200 "parse.y" { extra_type = copy_string( nmstr ); } break; case 19: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 202 "parse.y" { prefix = copy_string( nmstr ); } break; case 20: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 204 "parse.y" { yyclass = copy_string( nmstr ); } break; case 21: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 206 "parse.y" { headerfilename = copy_string( nmstr ); } break; case 22: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 208 "parse.y" { tablesext = true; tablesfilename = copy_string( nmstr ); } break; case 23: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 212 "parse.y" { scon_stk_ptr = (yyvsp[(2) - (5)]); } break; case 24: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 214 "parse.y" { scon_stk_ptr = (yyvsp[(2) - (5)]); } break; case 26: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 219 "parse.y" { /* Initialize for a parse of one rule. */ @@ -1800,7 +1830,7 @@ yyreduce: case 27: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 232 "parse.y" { pat = (yyvsp[(2) - (2)]); @@ -1840,7 +1870,7 @@ yyreduce: case 28: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 268 "parse.y" { pat = (yyvsp[(1) - (1)]); @@ -1868,7 +1898,7 @@ yyreduce: case 29: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 292 "parse.y" { if ( scon_stk_ptr > 0 ) @@ -1895,28 +1925,28 @@ yyreduce: case 30: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 315 "parse.y" { synerr( _("unrecognized rule") ); } break; case 31: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 319 "parse.y" { (yyval) = scon_stk_ptr; } break; case 32: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 323 "parse.y" { (yyval) = (yyvsp[(2) - (4)]); } break; case 33: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 326 "parse.y" { (yyval) = scon_stk_ptr; @@ -1937,21 +1967,21 @@ yyreduce: case 34: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 343 "parse.y" { (yyval) = scon_stk_ptr; } break; case 37: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 351 "parse.y" { synerr( _("bad start condition list") ); } break; case 38: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 355 "parse.y" { if ( (scnum = sclookup( nmstr )) == 0 ) @@ -1977,7 +2007,7 @@ yyreduce: case 39: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 378 "parse.y" { if ( transchar[lastst[(yyvsp[(2) - (2)])]] != SYM_EPSILON ) @@ -2037,14 +2067,14 @@ yyreduce: case 40: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 434 "parse.y" { synerr( _("trailing context used twice") ); } break; case 41: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 437 "parse.y" { headcnt = 0; @@ -2091,7 +2121,7 @@ yyreduce: case 42: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 480 "parse.y" { (yyval) = (yyvsp[(1) - (1)]); @@ -2111,7 +2141,7 @@ yyreduce: case 43: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 498 "parse.y" { varlength = true; @@ -2121,14 +2151,14 @@ yyreduce: case 44: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 504 "parse.y" { (yyval) = (yyvsp[(1) - (1)]); } break; case 45: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 509 "parse.y" { /* This rule is written separately so the @@ -2158,7 +2188,7 @@ yyreduce: case 46: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 536 "parse.y" { /* This is where concatenation of adjacent patterns @@ -2170,14 +2200,14 @@ yyreduce: case 47: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 544 "parse.y" { (yyval) = (yyvsp[(1) - (1)]); } break; case 48: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 547 "parse.y" { varlength = true; @@ -2209,7 +2239,7 @@ yyreduce: case 49: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 575 "parse.y" { varlength = true; @@ -2227,7 +2257,7 @@ yyreduce: case 50: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 589 "parse.y" { /* The series could be something like "(foo)", @@ -2251,7 +2281,7 @@ yyreduce: case 51: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 611 "parse.y" { varlength = true; @@ -2262,7 +2292,7 @@ yyreduce: case 52: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 618 "parse.y" { varlength = true; @@ -2272,7 +2302,7 @@ yyreduce: case 53: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 624 "parse.y" { varlength = true; @@ -2282,7 +2312,7 @@ yyreduce: case 54: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 630 "parse.y" { varlength = true; @@ -2314,7 +2344,7 @@ yyreduce: case 55: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 658 "parse.y" { varlength = true; @@ -2332,7 +2362,7 @@ yyreduce: case 56: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 672 "parse.y" { /* The singleton could be something like "(foo)", @@ -2355,7 +2385,7 @@ yyreduce: case 57: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 691 "parse.y" { if ( ! madeany ) @@ -2393,7 +2423,7 @@ yyreduce: case 58: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 725 "parse.y" { /* Sort characters for fast searching. @@ -2415,7 +2445,7 @@ yyreduce: case 59: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 743 "parse.y" { ++rulelen; @@ -2429,21 +2459,21 @@ yyreduce: case 60: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 753 "parse.y" { (yyval) = (yyvsp[(2) - (3)]); } break; case 61: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 756 "parse.y" { (yyval) = (yyvsp[(2) - (3)]); } break; case 62: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 759 "parse.y" { ++rulelen; @@ -2461,28 +2491,28 @@ yyreduce: case 63: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 773 "parse.y" { (yyval) = ccl_set_diff ((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)])); } break; case 64: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 774 "parse.y" { (yyval) = ccl_set_union ((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)])); } break; case 66: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 780 "parse.y" { (yyval) = (yyvsp[(2) - (3)]); } break; case 67: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 783 "parse.y" { cclnegate( (yyvsp[(3) - (4)]) ); @@ -2492,7 +2522,7 @@ yyreduce: case 68: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 790 "parse.y" { @@ -2556,7 +2586,7 @@ yyreduce: case 69: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 850 "parse.y" { ccladd( (yyvsp[(1) - (2)]), (yyvsp[(2) - (2)]) ); @@ -2578,7 +2608,7 @@ yyreduce: case 70: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 868 "parse.y" { /* Too hard to properly maintain cclsorted. */ @@ -2589,7 +2619,7 @@ yyreduce: case 71: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 875 "parse.y" { cclsorted = true; @@ -2600,49 +2630,49 @@ yyreduce: case 72: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 883 "parse.y" { CCL_EXPR(isalnum); } break; case 73: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 884 "parse.y" { CCL_EXPR(isalpha); } break; case 74: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 885 "parse.y" { CCL_EXPR(IS_BLANK); } break; case 75: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 886 "parse.y" { CCL_EXPR(iscntrl); } break; case 76: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 887 "parse.y" { CCL_EXPR(isdigit); } break; case 77: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 888 "parse.y" { CCL_EXPR(isgraph); } break; case 78: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 889 "parse.y" { CCL_EXPR(islower); @@ -2653,35 +2683,35 @@ yyreduce: case 79: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 894 "parse.y" { CCL_EXPR(isprint); } break; case 80: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 895 "parse.y" { CCL_EXPR(ispunct); } break; case 81: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 896 "parse.y" { CCL_EXPR(isspace); } break; case 82: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 897 "parse.y" { CCL_EXPR(isxdigit); } break; case 83: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 898 "parse.y" { CCL_EXPR(isupper); @@ -2692,77 +2722,77 @@ yyreduce: case 84: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 904 "parse.y" { CCL_NEG_EXPR(isalnum); } break; case 85: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 905 "parse.y" { CCL_NEG_EXPR(isalpha); } break; case 86: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 906 "parse.y" { CCL_NEG_EXPR(IS_BLANK); } break; case 87: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 907 "parse.y" { CCL_NEG_EXPR(iscntrl); } break; case 88: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 908 "parse.y" { CCL_NEG_EXPR(isdigit); } break; case 89: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 909 "parse.y" { CCL_NEG_EXPR(isgraph); } break; case 90: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 910 "parse.y" { CCL_NEG_EXPR(isprint); } break; case 91: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 911 "parse.y" { CCL_NEG_EXPR(ispunct); } break; case 92: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 912 "parse.y" { CCL_NEG_EXPR(isspace); } break; case 93: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 913 "parse.y" { CCL_NEG_EXPR(isxdigit); } break; case 94: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 914 "parse.y" { if ( sf_case_ins() ) @@ -2774,7 +2804,7 @@ yyreduce: case 95: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 920 "parse.y" { if ( sf_case_ins() ) @@ -2786,7 +2816,7 @@ yyreduce: case 96: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 929 "parse.y" { if ( (yyvsp[(2) - (2)]) == nlch ) @@ -2805,17 +2835,28 @@ yyreduce: case 97: -/* Line 1455 of yacc.c */ +/* Line 1806 of yacc.c */ #line 944 "parse.y" { (yyval) = mkstate( SYM_EPSILON ); } break; -/* Line 1455 of yacc.c */ -#line 2817 "parse.c" +/* Line 1806 of yacc.c */ +#line 2847 "parse.c" default: break; } + /* User semantic actions sometimes alter yychar, and that requires + that yytoken be updated with the new translation. We take the + approach of translating immediately before every use of yytoken. + One alternative is translating here after every semantic action, + but that translation would be missed if the semantic action invokes + YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or + if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an + incorrect destructor might then be invoked immediately. In the + case of YYERROR or YYBACKUP, subsequent parser actions might lead + to an incorrect destructor call or verbose syntax error message + before the lookahead is translated. */ YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc); YYPOPSTACK (yylen); @@ -2843,6 +2884,10 @@ yyreduce: | yyerrlab -- here on detecting error | `------------------------------------*/ yyerrlab: + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = yychar == YYEMPTY ? YYEMPTY : YYTRANSLATE (yychar); + /* If not already recovering from an error, report this error. */ if (!yyerrstatus) { @@ -2850,37 +2895,36 @@ yyerrlab: #if ! YYERROR_VERBOSE yyerror (YY_("syntax error")); #else +# define YYSYNTAX_ERROR yysyntax_error (&yymsg_alloc, &yymsg, \ + yyssp, yytoken) { - 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 - { - yymsg = yymsgbuf; - yymsg_alloc = sizeof yymsgbuf; - } - } - - if (0 < yysize && yysize <= yymsg_alloc) - { - (void) yysyntax_error (yymsg, yystate, yychar); - yyerror (yymsg); - } - else - { - yyerror (YY_("syntax error")); - if (yysize != 0) - goto yyexhaustedlab; - } + char const *yymsgp = YY_("syntax error"); + int yysyntax_error_status; + yysyntax_error_status = YYSYNTAX_ERROR; + if (yysyntax_error_status == 0) + yymsgp = yymsg; + else if (yysyntax_error_status == 1) + { + if (yymsg != yymsgbuf) + YYSTACK_FREE (yymsg); + yymsg = (char *) YYSTACK_ALLOC (yymsg_alloc); + if (!yymsg) + { + yymsg = yymsgbuf; + yymsg_alloc = sizeof yymsgbuf; + yysyntax_error_status = 2; + } + else + { + yysyntax_error_status = YYSYNTAX_ERROR; + yymsgp = yymsg; + } + } + yyerror (yymsgp); + if (yysyntax_error_status == 2) + goto yyexhaustedlab; } +# undef YYSYNTAX_ERROR #endif } @@ -2939,7 +2983,7 @@ yyerrlab1: for (;;) { yyn = yypact[yystate]; - if (yyn != YYPACT_NINF) + if (!yypact_value_is_default (yyn)) { yyn += YYTERROR; if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR) @@ -2998,8 +3042,13 @@ yyexhaustedlab: yyreturn: if (yychar != YYEMPTY) - yydestruct ("Cleanup: discarding lookahead", - yytoken, &yylval); + { + /* Make sure we have latest lookahead translation. See comments at + user semantic actions for why this is necessary. */ + yytoken = YYTRANSLATE (yychar); + yydestruct ("Cleanup: discarding lookahead", + yytoken, &yylval); + } /* Do not reclaim the symbols of the rule which action triggered this YYABORT or YYACCEPT. */ YYPOPSTACK (yylen); @@ -3024,7 +3073,7 @@ yyreturn: -/* Line 1675 of yacc.c */ +/* Line 2067 of yacc.c */ #line 947 "parse.y" |