## root/gtags-parser/asm_parse.c(16.html)

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## DEFINITIONS

This source file includes following definitions.

1. YYID
2. yy_symbol_value_print
3. yy_symbol_print
4. yy_stack_print
5. yy_reduce_print
6. yystrlen
7. yystpcpy
8. yytnamerr
9. yysyntax_error
10. yydestruct
11. yyparse
12. assembly
13. yyerror

    /* A Bison parser, made by GNU Bison 2.3.  */

    /* Skeleton implementation for Bison's Yacc-like parsers in C

       Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
       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
       the Free Software Foundation; either version 2, or (at your option)
       any later version.

       This program is distributed in the hope that it will be useful,
       but WITHOUT ANY WARRANTY; without even the implied warranty of
       MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       GNU General Public License for more details.

       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., 51 Franklin Street, Fifth Floor,
       Boston, MA 02110-1301, USA.  */

    /* As a special exception, you may create a larger work that contains
       part or all of the Bison parser skeleton and distribute that work
       under terms of your choice, so long as that work isn't itself a
       parser generator using the skeleton or a modified version thereof
       as a parser skeleton.  Alternatively, if you modify or redistribute
       the parser skeleton itself, you may (at your option) remove this
       special exception, which will cause the skeleton and the resulting
       Bison output files to be licensed under the GNU General Public
       License without this special exception.

       This special exception was added by the Free Software Foundation in
       version 2.2 of Bison.  */

    /* C LALR(1) parser skeleton written by Richard Stallman, by
       simplifying the original so-called "semantic" parser.  */

    /* All symbols defined below should begin with yy or YY, to avoid
       infringing on user name space.  This should be done even for local
       variables, as they might otherwise be expanded by user macros.
       There are some unavoidable exceptions within include files to
       define necessary library symbols; they are noted "INFRINGES ON
       USER NAME SPACE" below.  */

    /* Identify Bison output.  */
    #define YYBISON 1

    /* Bison version.  */
    #define YYBISON_VERSION "2.3"

    /* Skeleton name.  */
    #define YYSKELETON_NAME "yacc.c"

    /* Pure parsers.  */
    #define YYPURE 0

    /* Using locations.  */
    #define YYLSP_NEEDED 1

    /* Substitute the variable and function names.  */
    #define yyparse asm_parse
    #define yylex   asm_lex
    #define yyerror asm_error
    #define yylval  asm_lval
    #define yychar  asm_char
    #define yydebug asm_debug
    #define yynerrs asm_nerrs
    #define yylloc asm_lloc

    /* Tokens.  */
    #ifndef YYTOKENTYPE
    # define YYTOKENTYPE
       /* Put the tokens into the symbol table, so that GDB and other debuggers
          know about them.  */
       enum yytokentype {
         ASM_CONST = 258,
         ASM_CALL = 259,
         ASM_ENTRY = 260,
         ASM_EXT = 261,
         ASM_SYMBOL = 262,
         ASM_LABEL = 263,
         ASM_DEFINE = 264,
         ASM_UNDEF = 265,
         ASM_DIRECTIVE = 266,
         ASM_MACRO = 267,
         ASM_EQU = 268
       };
    #endif
    /* Tokens.  */
    #define ASM_CONST 258
    #define ASM_CALL 259
    #define ASM_ENTRY 260
    #define ASM_EXT 261
    #define ASM_SYMBOL 262
    #define ASM_LABEL 263
    #define ASM_DEFINE 264
    #define ASM_UNDEF 265
    #define ASM_DIRECTIVE 266
    #define ASM_MACRO 267
    #define ASM_EQU 268

    /* Copy the first part of user declarations.  */
    #line 1 "asm_parse.y"

    /*
     * Copyright (c) 2004 Tama Communications Corporation
     *
     * This file is part of GNU GLOBAL.
     *
     * 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
     * the Free Software Foundation, either version 3 of the License, or
     * (at your option) any later version.
     *
     * This program is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     * GNU General Public License for more details.
     *
     * You should have received a copy of the GNU General Public License
     * along with this program.  If not, see <http://www.gnu.org/licenses/>.
     */

    #ifdef HAVE_CONFIG_H
    #include <config.h>
    #endif
    #include <ctype.h>
    #include <stdio.h>

    #include "defined.h"
    #include "die.h"
    #include "gctags.h"
    #include "linetable.h"
    #include "strbuf.h"

    #define YYLTYPE         int

    #define YYLLOC_DEFAULT(Current, Rhs, N) ((Current) = (Rhs)[1])

    #undef PUT
    #define PUT(tag, lno) do {                                              \
            if (!nflag) {                                                   \
                    printf("%-16s %4d %-16s ", tag, lno, asm_input_file);   \
                    linetable_print(stdout, lno);                           \
            }                                                               \
    } while (0)

    #define GET_SYM(offset) ((offset) < strbuf_getlen(asm_symtable)         \
                             ? &strbuf_value(asm_symtable)[offset]          \
                             : (die("BUG!!"), (char *)NULL))

    int yylex(void);
    void asm_initscan(void);

    int asm_target;
    const char *asm_input_file;
    STRBUF *asm_symtable;

    static void yyerror(const char *);

    /* Enabling traces.  */
    #ifndef YYDEBUG
    # define YYDEBUG 0
    #endif

    /* Enabling verbose error messages.  */
    #ifdef YYERROR_VERBOSE
    # undef YYERROR_VERBOSE
    # define YYERROR_VERBOSE 1
    #else
    # define YYERROR_VERBOSE 0
    #endif

    /* Enabling the token table.  */
    #ifndef YYTOKEN_TABLE
    # define YYTOKEN_TABLE 0
    #endif

    #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
    typedef int YYSTYPE;
    # define yystype YYSTYPE /* obsolescent; will be withdrawn */
    # define YYSTYPE_IS_DECLARED 1
    # define YYSTYPE_IS_TRIVIAL 1
    #endif

    #if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
    typedef struct YYLTYPE
    {
      int first_line;
      int first_column;
      int last_line;
      int last_column;
    } YYLTYPE;
    # define yyltype YYLTYPE /* obsolescent; will be withdrawn */
    # define YYLTYPE_IS_DECLARED 1
    # define YYLTYPE_IS_TRIVIAL 1
    #endif

    /* Copy the second part of user declarations.  */

    /* Line 216 of yacc.c.  */
    #line 211 "asm_parse.c"

    #ifdef short
    # undef short
    #endif

    #ifdef YYTYPE_UINT8
    typedef YYTYPE_UINT8 yytype_uint8;
    #else
    typedef unsigned char yytype_uint8;
    #endif

    #ifdef YYTYPE_INT8
    typedef YYTYPE_INT8 yytype_int8;
    #elif (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    typedef signed char yytype_int8;
    #else
    typedef short int yytype_int8;
    #endif

    #ifdef YYTYPE_UINT16
    typedef YYTYPE_UINT16 yytype_uint16;
    #else
    typedef unsigned short int yytype_uint16;
    #endif

    #ifdef YYTYPE_INT16
    typedef YYTYPE_INT16 yytype_int16;
    #else
    typedef short int yytype_int16;
    #endif

    #ifndef YYSIZE_T
    # ifdef __SIZE_TYPE__
    #  define YYSIZE_T __SIZE_TYPE__
    # elif defined size_t
    #  define YYSIZE_T size_t
    # elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    #  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 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 YY_
    #  define YY_(msgid) msgid
    # endif
    #endif

    /* Suppress unused-variable warnings by "using" E.  */
    #if ! defined lint || defined __GNUC__
    # define YYUSE(e) ((void) (e))
    #else
    # define YYUSE(e) /* empty */
    #endif

    /* Identity function, used to suppress warnings about constant conditions.  */
    #ifndef lint
    # define YYID(n) (n)
    #else
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static int
    YYID (int i)
    #else
    static int
    YYID (i)
        int i;
    #endif
    {
      return i;
    }
    #endif

    #if ! defined yyoverflow || YYERROR_VERBOSE

    /* The parser invokes alloca or malloc; define the necessary symbols.  */

    # ifdef YYSTACK_USE_ALLOCA
    #  if YYSTACK_USE_ALLOCA
    #   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 _ALLOCA_H && ! defined _STDLIB_H && (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
    #     endif
    #    endif
    #   endif
    #  endif
    # endif

    # ifdef YYSTACK_ALLOC
       /* Pacify GCC's `empty if-body' warning.  */
    #  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
    #  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 2006 */
    #  endif
    # else
    #  define YYSTACK_ALLOC YYMALLOC
    #  define YYSTACK_FREE YYFREE
    #  ifndef YYSTACK_ALLOC_MAXIMUM
    #   define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
    #  endif
    #  if (defined __cplusplus && ! defined _STDLIB_H \
           && ! ((defined YYMALLOC || defined malloc) \
                 && (defined YYFREE || defined free)))
    #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
    #   ifndef _STDLIB_H
    #    define _STDLIB_H 1
    #   endif
    #  endif
    #  ifndef YYMALLOC
    #   define YYMALLOC malloc
    #   if ! defined malloc && ! defined _STDLIB_H && (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__ \
         || defined __cplusplus || defined _MSC_VER)
    void free (void *); /* INFRINGES ON USER NAME SPACE */
    #   endif
    #  endif
    # endif
    #endif /* ! defined yyoverflow || YYERROR_VERBOSE */

    #if (! defined yyoverflow \
         && (! defined __cplusplus \
             || (defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL \
                 && defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))

    /* A type that is properly aligned for any stack member.  */
    union yyalloc
    {
      yytype_int16 yyss;
      YYSTYPE yyvs;
        YYLTYPE yyls;
    };

    /* The size of the maximum gap between one aligned stack and the next.  */
    # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)

    /* The size of an array large to enough to hold all stacks, each with
       N elements.  */
    # define YYSTACK_BYTES(N) \
         ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
          + 2 * 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

    /* Relocate STACK from its old location to the new one.  The
       local variables YYSIZE and YYSTACKSIZE give the old and new number of
       elements in the stack, and YYPTR gives the new location of the
       stack.  Advance YYPTR to a properly aligned location for the next
       stack.  */
    # define YYSTACK_RELOCATE(Stack)                                        \
        do                                                                  \
          {                                                                 \
            YYSIZE_T yynewbytes;                                            \
            YYCOPY (&yyptr->Stack, Stack, yysize);                          \
            Stack = &yyptr->Stack;                                          \
            yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
            yyptr += yynewbytes / sizeof (*yyptr);                          \
          }                                                                 \
        while (YYID (0))

    #endif

    /* YYFINAL -- State number of the termination state.  */
    #define YYFINAL  2
    /* YYLAST -- Last index in YYTABLE.  */
    #define YYLAST   48

    /* YYNTOKENS -- Number of terminals.  */
    #define YYNTOKENS  18
    /* YYNNTS -- Number of nonterminals.  */
    #define YYNNTS  3
    /* YYNRULES -- Number of rules.  */
    #define YYNRULES  13
    /* YYNRULES -- Number of states.  */
    #define YYNSTATES  46

    /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
    #define YYUNDEFTOK  2
    #define YYMAXUTOK   268

    #define YYTRANSLATE(YYX)                                                \
      ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)

    /* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
    static const yytype_uint8 yytranslate[] =
    {
           0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
          16,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
          14,    15,     2,     2,    17,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
           2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
           5,     6,     7,     8,     9,    10,    11,    12,    13
    };

    #if YYDEBUG
    /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
       YYRHS.  */
    static const yytype_uint8 yyprhs[] =
    {
           0,     0,     3,     4,     7,    14,    19,    27,    32,    37,
          42,    47,    53,    58
    };

    /* YYRHS -- A `-1'-separated list of the rules' RHS.  */
    static const yytype_int8 yyrhs[] =
    {
          19,     0,    -1,    -1,    19,    20,    -1,     5,    14,     7,
          15,     1,    16,    -1,     4,     7,     1,    16,    -1,     4,
           6,    14,     7,    15,     1,    16,    -1,     9,     7,     1,
          16,    -1,    10,     7,     1,    16,    -1,    12,     7,     1,
          16,    -1,     8,    12,     1,    16,    -1,    13,     7,    17,
           1,    16,    -1,     8,    13,     1,    16,    -1,     1,    16,
          -1
    };

    /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
    static const yytype_uint8 yyrline[] =
    {
           0,    80,    80,    81,    84,    96,   111,   126,   132,   138,
         144,   150,   156,   162
    };
    #endif

    #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[] =
    {
      "$end", "error", "$undefined", "ASM_CONST", "ASM_CALL", "ASM_ENTRY",
      "ASM_EXT", "ASM_SYMBOL", "ASM_LABEL", "\"#define\"", "\"#undef\"",
      "ASM_DIRECTIVE", "ASM_MACRO", "ASM_EQU", "'('", "')'", "'\\n'", "','",
      "$accept", "input", "line", 0
    };
    #endif

    # ifdef YYPRINT
    /* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
       token YYLEX-NUM.  */
    static const yytype_uint16 yytoknum[] =
    {
           0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
         265,   266,   267,   268,    40,    41,    10,    44
    };
    # endif

    /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
    static const yytype_uint8 yyr1[] =
    {
           0,    18,    19,    19,    20,    20,    20,    20,    20,    20,
          20,    20,    20,    20
    };

    /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
    static const yytype_uint8 yyr2[] =
    {
           0,     2,     0,     2,     6,     4,     7,     4,     4,     4,
           4,     5,     4,     2
    };

    /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
       STATE-NUM when YYTABLE doesn't specify something else to do.  Zero
       means the default is an error.  */
    static const yytype_uint8 yydefact[] =
    {
           2,     0,     1,     0,     0,     0,     0,     0,     0,     0,
           0,     3,    13,     0,     0,     0,     0,     0,     0,     0,
           0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
           0,     0,     5,     0,    10,    12,     7,     8,     9,     0,
           0,     0,    11,     0,     4,     6
    };

    /* YYDEFGOTO[NTERM-NUM].  */
    static const yytype_int8 yydefgoto[] =
    {
          -1,     1,    11
    };

    /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
       STATE-NUM.  */
    #define YYPACT_NINF -7
    static const yytype_int8 yypact[] =
    {
          -7,     0,    -7,    -5,    -4,     1,    -6,     7,     9,    10,
          11,    -7,    -7,     5,    19,    14,    21,    22,    23,    24,
          25,    12,    20,    15,    13,    16,    17,    18,    26,    27,
          29,    30,    -7,    34,    -7,    -7,    -7,    -7,    -7,    28,
          35,    31,    -7,    32,    -7,    -7
    };

    /* YYPGOTO[NTERM-NUM].  */
    static const yytype_int8 yypgoto[] =
    {
          -7,    -7,    -7
    };

    /* 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.  */
    #define YYTABLE_NINF -1
    static const yytype_uint8 yytable[] =
    {
           2,     3,    13,    14,     4,     5,    16,    17,     6,     7,
           8,    12,     9,    10,    18,    15,    19,    20,    21,    22,
          23,    24,    25,    26,    27,    28,    29,    31,    33,    30,
          39,    32,    34,    35,    36,    41,    43,     0,     0,     0,
           0,     0,    37,    38,    42,    40,     0,    44,    45
    };

    static const yytype_int8 yycheck[] =
    {
           0,     1,     6,     7,     4,     5,    12,    13,     8,     9,
          10,    16,    12,    13,     7,    14,     7,     7,     7,    14,
           1,     7,     1,     1,     1,     1,     1,     7,    15,    17,
           1,    16,    16,    16,    16,     1,     1,    -1,    -1,    -1,
          -1,    -1,    16,    16,    16,    15,    -1,    16,    16
    };

    /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
       symbol of state STATE-NUM.  */
    static const yytype_uint8 yystos[] =
    {
           0,    19,     0,     1,     4,     5,     8,     9,    10,    12,
          13,    20,    16,     6,     7,    14,    12,    13,     7,     7,
           7,     7,    14,     1,     7,     1,     1,     1,     1,     1,
          17,     7,    16,    15,    16,    16,    16,    16,    16,     1,
          15,     1,    16,     1,    16,    16
    };

    #define yyerrok         (yyerrstatus = 0)
    #define yyclearin       (yychar = YYEMPTY)
    #define YYEMPTY         (-2)
    #define YYEOF           0

    #define YYACCEPT        goto yyacceptlab
    #define YYABORT         goto yyabortlab
    #define YYERROR         goto yyerrorlab

    /* 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.  */

    #define YYFAIL          goto yyerrlab

    #define YYRECOVERING()  (!!yyerrstatus)

    #define YYBACKUP(Token, Value)                                  \
    do                                                              \
      if (yychar == YYEMPTY && yylen == 1)                          \
        {                                                           \
          yychar = (Token);                                         \
          yylval = (Value);                                         \
          yytoken = YYTRANSLATE (yychar);                           \
          YYPOPSTACK (1);                                           \
          goto yybackup;                                            \
        }                                                           \
      else                                                          \
        {                                                           \
          yyerror (YY_("syntax error: cannot back up")); \
          YYERROR;                                                  \
        }                                                           \
    while (YYID (0))

    #define YYTERROR        1
    #define YYERRCODE       256

    /* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
       If N is 0, then set CURRENT to the empty location which ends
       the previous symbol: RHS[0] (always defined).  */

    #define YYRHSLOC(Rhs, K) ((Rhs)[K])
    #ifndef YYLLOC_DEFAULT
    # define YYLLOC_DEFAULT(Current, Rhs, N)                                \
        do                                                                  \
          if (YYID (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;       \
            }                                                               \
          else                                                              \
            {                                                               \
              (Current).first_line   = (Current).last_line   =              \
                YYRHSLOC (Rhs, 0).last_line;                                \
              (Current).first_column = (Current).last_column =              \
                YYRHSLOC (Rhs, 0).last_column;                              \
            }                                                               \
        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.  */

    #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
    #endif

    /* YYLEX -- calling `yylex' with the right arguments.  */

    #ifdef YYLEX_PARAM
    # define YYLEX yylex (YYLEX_PARAM)
    #else
    # define YYLEX yylex ()
    #endif

    /* Enable debugging if requested.  */
    #if YYDEBUG

    # ifndef YYFPRINTF
    #  include <stdio.h> /* INFRINGES ON USER NAME SPACE */
    #  define YYFPRINTF fprintf
    # endif

    # define YYDPRINTF(Args)                        \
    do {                                            \
      if (yydebug)                                  \
        YYFPRINTF Args;                             \
    } while (YYID (0))

    # define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
    do {                                                                      \
      if (yydebug)                                                            \
        {                                                                     \
          YYFPRINTF (stderr, "%s ", Title);                                   \
          yy_symbol_print (stderr,                                            \
                      Type, Value, Location); \
          YYFPRINTF (stderr, "\n");                                           \
        }                                                                     \
    } while (YYID (0))

    /*--------------------------------.
    | Print this symbol on YYOUTPUT.  |
    `--------------------------------*/

    /*ARGSUSED*/
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static void
    yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
    #else
    static void
    yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp)
        FILE *yyoutput;
        int yytype;
        YYSTYPE const * const yyvaluep;
        YYLTYPE const * const yylocationp;
    #endif
    {
      if (!yyvaluep)
        return;
      YYUSE (yylocationp);
    # ifdef YYPRINT
      if (yytype < YYNTOKENS)
        YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
    # else
      YYUSE (yyoutput);
    # endif
      switch (yytype)
        {
          default:
            break;
        }
    }

    /*--------------------------------.
    | Print this symbol on YYOUTPUT.  |
    `--------------------------------*/

    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static void
    yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
    #else
    static void
    yy_symbol_print (yyoutput, yytype, yyvaluep, yylocationp)
        FILE *yyoutput;
        int yytype;
        YYSTYPE const * const yyvaluep;
        YYLTYPE const * const yylocationp;
    #endif
    {
      if (yytype < YYNTOKENS)
        YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
      else
        YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);

      YY_LOCATION_PRINT (yyoutput, *yylocationp);
      YYFPRINTF (yyoutput, ": ");
      yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp);
      YYFPRINTF (yyoutput, ")");
    }

    /*------------------------------------------------------------------.
    | yy_stack_print -- Print the state stack from its BOTTOM up to its |
    | TOP (included).                                                   |
    `------------------------------------------------------------------*/

    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static void
    yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
    #else
    static void
    yy_stack_print (bottom, top)
        yytype_int16 *bottom;
        yytype_int16 *top;
    #endif
    {
      YYFPRINTF (stderr, "Stack now");
      for (; bottom <= top; ++bottom)
        YYFPRINTF (stderr, " %d", *bottom);
      YYFPRINTF (stderr, "\n");
    }

    # define YY_STACK_PRINT(Bottom, Top)                            \
    do {                                                            \
      if (yydebug)                                                  \
        yy_stack_print ((Bottom), (Top));                           \
    } while (YYID (0))

    /*------------------------------------------------.
    | Report that the YYRULE is going to be reduced.  |
    `------------------------------------------------*/

    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static void
    yy_reduce_print (YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
    #else
    static void
    yy_reduce_print (yyvsp, yylsp, yyrule)
        YYSTYPE *yyvsp;
        YYLTYPE *yylsp;
        int yyrule;
    #endif
    {
      int yynrhs = yyr2[yyrule];
      int yyi;
      unsigned long int yylno = yyrline[yyrule];
      YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
                 yyrule - 1, yylno);
      /* The symbols being reduced.  */
      for (yyi = 0; yyi < yynrhs; yyi++)
        {
          fprintf (stderr, "   $%d = ", yyi + 1);
          yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
                           &(yyvsp[(yyi + 1) - (yynrhs)])
                           , &(yylsp[(yyi + 1) - (yynrhs)])                );
          fprintf (stderr, "\n");
        }
    }

    # define YY_REDUCE_PRINT(Rule)          \
    do {                                    \
      if (yydebug)                          \
        yy_reduce_print (yyvsp, yylsp, Rule); \
    } while (YYID (0))

    /* Nonzero means print parse trace.  It is left uninitialized so that
       multiple parsers can coexist.  */
    int yydebug;
    #else /* !YYDEBUG */
    # define YYDPRINTF(Args)
    # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
    # define YY_STACK_PRINT(Bottom, Top)
    # define YY_REDUCE_PRINT(Rule)
    #endif /* !YYDEBUG */

    /* YYINITDEPTH -- initial size of the parser's stacks.  */
    #ifndef YYINITDEPTH
    # define YYINITDEPTH 200
    #endif

    /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
       if the built-in stack extension method is used).

       Do not make this value too large; the results are undefined if
       YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
       evaluated with infinite-precision integer arithmetic.  */

    #ifndef YYMAXDEPTH
    # define YYMAXDEPTH 10000
    #endif

    #if YYERROR_VERBOSE

    # ifndef yystrlen
    #  if defined __GLIBC__ && defined _STRING_H
    #   define yystrlen strlen
    #  else
    /* Return the length of YYSTR.  */
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static YYSIZE_T
    yystrlen (const char *yystr)
    #else
    static YYSIZE_T
    yystrlen (yystr)
        const char *yystr;
    #endif
    {
      YYSIZE_T yylen;
      for (yylen = 0; yystr[yylen]; yylen++)
        continue;
      return yylen;
    }
    #  endif
    # endif

    # ifndef yystpcpy
    #  if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
    #   define yystpcpy stpcpy
    #  else
    /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
       YYDEST.  */
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static char *
    yystpcpy (char *yydest, const char *yysrc)
    #else
    static char *
    yystpcpy (yydest, yysrc)
        char *yydest;
        const char *yysrc;
    #endif
    {
      char *yyd = yydest;
      const char *yys = yysrc;

      while ((*yyd++ = *yys++) != '\0')
        continue;

      return yyd - 1;
    }
    #  endif
    # endif

    # 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 == '"')
        {
          YYSIZE_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 + 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;
              }

          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) != '\0')
                {
                  if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
                    {
                      yyp += yytnamerr (yyp, yyarg[yyi++]);
                      yyf += 2;
                    }
                  else
                    {
                      yyp++;
                      yyf++;
                    }
                }
            }
          return yysize;
        }
    }
    #endif /* YYERROR_VERBOSE */

    /*-----------------------------------------------.
    | Release the memory associated to this symbol.  |
    `-----------------------------------------------*/

    /*ARGSUSED*/
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    static void
    yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
    #else
    static void
    yydestruct (yymsg, yytype, yyvaluep, yylocationp)
        const char *yymsg;
        int yytype;
        YYSTYPE *yyvaluep;
        YYLTYPE *yylocationp;
    #endif
    {
      YYUSE (yyvaluep);
      YYUSE (yylocationp);

      if (!yymsg)
        yymsg = "Deleting";
      YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);

      switch (yytype)
        {

          default:
            break;
        }
    }

    /* Prevent warnings from -Wmissing-prototypes.  */

    #ifdef YYPARSE_PARAM
    #if defined __STDC__ || defined __cplusplus
    int yyparse (void *YYPARSE_PARAM);
    #else
    int yyparse ();
    #endif
    #else /* ! YYPARSE_PARAM */
    #if defined __STDC__ || defined __cplusplus
    int yyparse (void);
    #else
    int yyparse ();
    #endif
    #endif /* ! YYPARSE_PARAM */

    /* The look-ahead symbol.  */
    int yychar;

    /* The semantic value of the look-ahead symbol.  */
    YYSTYPE yylval;

    /* Number of syntax errors so far.  */
    int yynerrs;
    /* Location data for the look-ahead symbol.  */
    YYLTYPE yylloc;

    /*----------.
    | yyparse.  |
    `----------*/

    #ifdef YYPARSE_PARAM
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    int
    yyparse (void *YYPARSE_PARAM)
    #else
    int
    yyparse (YYPARSE_PARAM)
        void *YYPARSE_PARAM;
    #endif
    #else /* ! YYPARSE_PARAM */
    #if (defined __STDC__ || defined __C99__FUNC__ \
         || defined __cplusplus || defined _MSC_VER)
    int
    yyparse (void)
    #else
    int
    yyparse ()

    #endif
    #endif
    {

      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,
         `yyvs': related to semantic values,
         `yyls': related to locations.

         Refer to the stacks thru separate pointers, to allow yyoverflow
         to reallocate them elsewhere.  */

      /* The state stack.  */
      yytype_int16 yyssa[YYINITDEPTH];
      yytype_int16 *yyss = yyssa;
      yytype_int16 *yyssp;

      /* The semantic value stack.  */
      YYSTYPE yyvsa[YYINITDEPTH];
      YYSTYPE *yyvs = yyvsa;
      YYSTYPE *yyvsp;

      /* The location stack.  */
      YYLTYPE yylsa[YYINITDEPTH];
      YYLTYPE *yyls = yylsa;
      YYLTYPE *yylsp;
      /* The locations where the error started and ended.  */
      YYLTYPE yyerror_range[2];

    #define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N), yylsp -= (N))

      YYSIZE_T yystacksize = YYINITDEPTH;

      /* The variables used to return semantic value and location from the
         action routines.  */
      YYSTYPE yyval;
      YYLTYPE yyloc;

      /* The number of symbols on the RHS of the reduced rule.
         Keep to zero when no symbol should be popped.  */
      int yylen = 0;

      YYDPRINTF ((stderr, "Starting parse\n"));

      yystate = 0;
      yyerrstatus = 0;
      yynerrs = 0;
      yychar = YYEMPTY;             /* Cause a token to be read.  */

      /* Initialize stack pointers.
         Waste one element of value and location stack
         so that they stay on the same level as the state stack.
         The wasted elements are never initialized.  */

      yyssp = yyss;
      yyvsp = yyvs;
      yylsp = yyls;
    #if YYLTYPE_IS_TRIVIAL
      /* Initialize the default location before parsing starts.  */
      yylloc.first_line   = yylloc.last_line   = 1;
      yylloc.first_column = yylloc.last_column = 0;
    #endif

      goto yysetstate;

    /*------------------------------------------------------------.
    | yynewstate -- Push a new state, which is found in yystate.  |
    `------------------------------------------------------------*/
     yynewstate:
      /* In all cases, when you get here, the value and location stacks
         have just been pushed.  So pushing a state here evens the stacks.  */
      yyssp++;

     yysetstate:
      *yyssp = yystate;

      if (yyss + yystacksize - 1 <= yyssp)
        {
          /* Get the current used size of the three stacks, in elements.  */
          YYSIZE_T yysize = yyssp - yyss + 1;

    #ifdef yyoverflow
          {
            /* Give user a chance to reallocate the stack.  Use copies of
               these so that the &'s don't force the real ones into
               memory.  */
            YYSTYPE *yyvs1 = yyvs;
            yytype_int16 *yyss1 = yyss;
            YYLTYPE *yyls1 = yyls;

            /* Each stack pointer address is followed by the size of the
               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 (YY_("memory exhausted"),
                        &yyss1, yysize * sizeof (*yyssp),
                        &yyvs1, yysize * sizeof (*yyvsp),
                        &yyls1, yysize * sizeof (*yylsp),
                        &yystacksize);
            yyls = yyls1;
            yyss = yyss1;
            yyvs = yyvs1;
          }
    #else /* no yyoverflow */
    # ifndef YYSTACK_RELOCATE
          goto yyexhaustedlab;
    # else
          /* Extend the stack our own way.  */
          if (YYMAXDEPTH <= yystacksize)
            goto yyexhaustedlab;
          yystacksize *= 2;
          if (YYMAXDEPTH < yystacksize)
            yystacksize = YYMAXDEPTH;

          {
            yytype_int16 *yyss1 = yyss;
            union yyalloc *yyptr =
              (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
            if (! yyptr)
              goto yyexhaustedlab;
            YYSTACK_RELOCATE (yyss);
            YYSTACK_RELOCATE (yyvs);
            YYSTACK_RELOCATE (yyls);
    #  undef YYSTACK_RELOCATE
            if (yyss1 != yyssa)
              YYSTACK_FREE (yyss1);
          }
    # endif
    #endif /* no yyoverflow */

          yyssp = yyss + yysize - 1;
          yyvsp = yyvs + yysize - 1;
          yylsp = yyls + yysize - 1;

          YYDPRINTF ((stderr, "Stack size increased to %lu\n",
                      (unsigned long int) yystacksize));

          if (yyss + yystacksize - 1 <= yyssp)
            YYABORT;
        }

      YYDPRINTF ((stderr, "Entering state %d\n", yystate));

      goto yybackup;

    /*-----------.
    | yybackup.  |
    `-----------*/
    yybackup:

      /* Do appropriate processing given the current state.  Read a
         look-ahead token if we need one and don't already have one.  */

      /* First try to decide what to do without reference to look-ahead token.  */
      yyn = yypact[yystate];
      if (yyn == YYPACT_NINF)
        goto yydefault;

      /* Not known => get a look-ahead token if don't already have one.  */

      /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
      if (yychar == YYEMPTY)
        {
          YYDPRINTF ((stderr, "Reading a token: "));
          yychar = YYLEX;
        }

      if (yychar <= YYEOF)
        {
          yychar = yytoken = YYEOF;
          YYDPRINTF ((stderr, "Now at end of input.\n"));
        }
      else
        {
          yytoken = YYTRANSLATE (yychar);
          YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
        }

      /* If the proper action on seeing token YYTOKEN is to reduce or to
         detect an error, take that action.  */
      yyn += yytoken;
      if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
        goto yydefault;
      yyn = yytable[yyn];
      if (yyn <= 0)
        {
          if (yyn == 0 || yyn == YYTABLE_NINF)
            goto yyerrlab;
          yyn = -yyn;
          goto yyreduce;
        }

      if (yyn == YYFINAL)
        YYACCEPT;

      /* Count tokens shifted since error; after three, turn off error
         status.  */
      if (yyerrstatus)
        yyerrstatus--;

      /* Shift the look-ahead token.  */
      YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);

      /* Discard the shifted token unless it is eof.  */
      if (yychar != YYEOF)
        yychar = YYEMPTY;

      yystate = yyn;
      *++yyvsp = yylval;
      *++yylsp = yylloc;
      goto yynewstate;

    /*-----------------------------------------------------------.
    | yydefault -- do the default action for the current state.  |
    `-----------------------------------------------------------*/
    yydefault:
      yyn = yydefact[yystate];
      if (yyn == 0)
        goto yyerrlab;
      goto yyreduce;

    /*-----------------------------.
    | yyreduce -- Do a reduction.  |
    `-----------------------------*/
    yyreduce:
      /* yyn is the number of a rule to reduce with.  */
      yylen = yyr2[yyn];

      /* If YYLEN is nonzero, implement the default value of the action:
         `$$ = $1'.

         Otherwise, the following line sets YYVAL to garbage.
         This behavior is undocumented and Bison
         users should not rely upon it.  Assigning to YYVAL
         unconditionally makes the parser a bit smaller, and it avoids a
         GCC warning that YYVAL may be used uninitialized.  */
      yyval = yyvsp[1-yylen];

      /* Default location.  */
      YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
      YY_REDUCE_PRINT (yyn);
      switch (yyn)
        {
            case 4:
    #line 85 "asm_parse.y"
        {
                            if (asm_target == REF) {
                                    char *sym = GET_SYM((yyvsp[(1) - (6)]));

                                    if (defined(sym))
                                            PUT(sym, (yylsp[(1) - (6)]));
                            }
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(3) - (6)])), (yylsp[(3) - (6)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 5:
    #line 97 "asm_parse.y"
        {
                            if (asm_target == REF) {
                                    char *sym = GET_SYM((yyvsp[(2) - (4)]));

                                    if (sym[0] == '_') {
                                            int c = (unsigned char)sym[1];

                                            if ((isalpha(c) || c == '_' || c >= 0x80)
                                                && defined(&sym[1]))
                                                    PUT(&sym[1], (yylsp[(2) - (4)]));
                                    }
                            }
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 6:
    #line 112 "asm_parse.y"
        {
                            if (asm_target == REF) {
                                    char *sym;

                                    sym = GET_SYM((yyvsp[(2) - (7)]));
                                    if (defined(sym))
                                            PUT(sym, (yylsp[(2) - (7)]));

                                    sym = GET_SYM((yyvsp[(4) - (7)]));
                                    if (defined(sym))
                                            PUT(sym, (yylsp[(4) - (7)]));
                            }
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 7:
    #line 127 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(2) - (4)])), (yylsp[(2) - (4)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 8:
    #line 133 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(2) - (4)])), (yylsp[(2) - (4)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 9:
    #line 139 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(2) - (4)])), (yylsp[(2) - (4)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 10:
    #line 145 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(1) - (4)])), (yylsp[(1) - (4)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 11:
    #line 151 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(2) - (5)])), (yylsp[(2) - (5)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 12:
    #line 157 "asm_parse.y"
        {
                            if (asm_target == DEF)
                                    PUT(GET_SYM((yyvsp[(1) - (4)])), (yylsp[(1) - (4)]));
                            strbuf_reset(asm_symtable);
                    ;}
        break;

      case 13:
    #line 163 "asm_parse.y"
        { strbuf_reset(asm_symtable); ;}
        break;

    /* Line 1267 of yacc.c.  */
    #line 1558 "asm_parse.c"
          default: break;
        }
      YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);

      YYPOPSTACK (yylen);
      yylen = 0;
      YY_STACK_PRINT (yyss, yyssp);

      *++yyvsp = yyval;
      *++yylsp = yyloc;

      /* 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.  */

      yyn = yyr1[yyn];

      yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
      if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
        yystate = yytable[yystate];
      else
        yystate = yydefgoto[yyn - YYNTOKENS];

      goto yynewstate;

    /*------------------------------------.
    | yyerrlab -- here on detecting error |
    `------------------------------------*/
    yyerrlab:
      /* If not already recovering from an error, report this error.  */
      if (!yyerrstatus)
        {
          ++yynerrs;
    #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
                  {
                    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;
              }
          }
    #endif
        }

      yyerror_range[0] = yylloc;

      if (yyerrstatus == 3)
        {
          /* If just tried and failed to reuse look-ahead token after an
             error, discard it.  */

          if (yychar <= YYEOF)
            {
              /* Return failure if at end of input.  */
              if (yychar == YYEOF)
                YYABORT;
            }
          else
            {
              yydestruct ("Error: discarding",
                          yytoken, &yylval, &yylloc);
              yychar = YYEMPTY;
            }
        }

      /* Else will try to reuse look-ahead token after shifting the error
         token.  */
      goto yyerrlab1;

    /*---------------------------------------------------.
    | yyerrorlab -- error raised explicitly by YYERROR.  |
    `---------------------------------------------------*/
    yyerrorlab:

      /* Pacify compilers like GCC when the user code never invokes
         YYERROR and the label yyerrorlab therefore never appears in user
         code.  */
      if (/*CONSTCOND*/ 0)
         goto yyerrorlab;

      yyerror_range[0] = yylsp[1-yylen];
      /* Do not reclaim the symbols of the rule which action triggered
         this YYERROR.  */
      YYPOPSTACK (yylen);
      yylen = 0;
      YY_STACK_PRINT (yyss, yyssp);
      yystate = *yyssp;
      goto yyerrlab1;

    /*-------------------------------------------------------------.
    | yyerrlab1 -- common code for both syntax error and YYERROR.  |
    `-------------------------------------------------------------*/
    yyerrlab1:
      yyerrstatus = 3;      /* Each real token shifted decrements this.  */

      for (;;)
        {
          yyn = yypact[yystate];
          if (yyn != YYPACT_NINF)
            {
              yyn += YYTERROR;
              if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
                {
                  yyn = yytable[yyn];
                  if (0 < yyn)
                    break;
                }
            }

          /* Pop the current state because it cannot handle the error token.  */
          if (yyssp == yyss)
            YYABORT;

          yyerror_range[0] = *yylsp;
          yydestruct ("Error: popping",
                      yystos[yystate], yyvsp, yylsp);
          YYPOPSTACK (1);
          yystate = *yyssp;
          YY_STACK_PRINT (yyss, yyssp);
        }

      if (yyn == YYFINAL)
        YYACCEPT;

      *++yyvsp = yylval;

      yyerror_range[1] = yylloc;
      /* Using YYLLOC is tempting, but would change the location of
         the look-ahead.  YYLOC is available though.  */
      YYLLOC_DEFAULT (yyloc, (yyerror_range - 1), 2);
      *++yylsp = yyloc;

      /* Shift the error token.  */
      YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);

      yystate = yyn;
      goto yynewstate;

    /*-------------------------------------.
    | yyacceptlab -- YYACCEPT comes here.  |
    `-------------------------------------*/
    yyacceptlab:
      yyresult = 0;
      goto yyreturn;

    /*-----------------------------------.
    | yyabortlab -- YYABORT comes here.  |
    `-----------------------------------*/
    yyabortlab:
      yyresult = 1;
      goto yyreturn;

    #ifndef yyoverflow
    /*-------------------------------------------------.
    | 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);
      /* Do not reclaim the symbols of the rule which action triggered
         this YYABORT or YYACCEPT.  */
      YYPOPSTACK (yylen);
      YY_STACK_PRINT (yyss, yyssp);
      while (yyssp != yyss)
        {
          yydestruct ("Cleanup: popping",
                      yystos[*yyssp], yyvsp, yylsp);
          YYPOPSTACK (1);
        }
    #ifndef yyoverflow
      if (yyss != yyssa)
        YYSTACK_FREE (yyss);
    #endif
    #if YYERROR_VERBOSE
      if (yymsg != yymsgbuf)
        YYSTACK_FREE (yymsg);
    #endif
      /* Make sure YYID is used.  */
      return YYID (yyresult);
    }

    #line 166 "asm_parse.y"

    void
    assembly(const char *file)
    {
            asm_target = sflag ? SYM : rflag ? REF : DEF;

            if (linetable_open(file) == -1)
                    die("'%s' cannot open.", file);
            asm_input_file = file;

            asm_symtable = strbuf_open(0);
            asm_initscan();

            asm_parse();

            strbuf_close(asm_symtable);
            linetable_close();
    }

    static void
    yyerror(const char *s)
    {

    }

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