c-parse.tab.c

这是完整的gcc源代码

/*  A Bison parser, made from ./c-parse.y  */

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

#define	IDENTIFIER	258
#define	TYPENAME	259
#define	SCSPEC	260
#define	TYPESPEC	261
#define	TYPE_QUAL	262
#define	CONSTANT	263
#define	STRING	264
#define	ELLIPSIS	265
#define	SIZEOF	266
#define	ENUM	267
#define	STRUCT	268
#define	UNION	269
#define	IF	270
#define	ELSE	271
#define	WHILE	272
#define	DO	273
#define	FOR	274
#define	SWITCH	275
#define	CASE	276
#define	DEFAULT	277
#define	BREAK	278
#define	CONTINUE	279
#define	RETURN	280
#define	GOTO	281
#define	ASM	282
#define	TYPEOF	283
#define	ALIGNOF	284
#define	ATTRIBUTE	285
#define	ASSIGN	286
#define	OROR	287
#define	ANDAND	288
#define	EQCOMPARE	289
#define	ARITHCOMPARE	290
#define	LSHIFT	291
#define	RSHIFT	292
#define	UNARY	293
#define	PLUSPLUS	294
#define	MINUSMINUS	295
#define	HYPERUNARY	296
#define	POINTSAT	297

#line 39 "./c-parse.y"

#include "config.h"
#include "tree.h"
#include "input.h"
#include "c-parse.h"
#include "c-tree.h"

#include <stdio.h>
#include <errno.h>

#ifndef errno
extern int errno;
#endif

void yyerror ();

/* Cause the `yydebug' variable to be defined.  */
#define YYDEBUG 1

#line 61 "./c-parse.y"
typedef union {long itype; tree ttype; enum tree_code code; } YYSTYPE;
#line 154 "./c-parse.y"

/* the declaration found for the last IDENTIFIER token read in.
   yylex must look this up to detect typedefs, which get token type TYPENAME,
   so it is left around in case the identifier is not a typedef but is
   used in a context which makes it a reference to a variable.  */
static tree lastiddecl;

static tree make_pointer_declarator ();
static tree combine_strings ();
static void reinit_parse_for_function ();

/* List of types and structure classes of the current declaration.  */
tree current_declspecs;

/* Stack of saved values of current_declspecs.  */
tree declspec_stack;

int undeclared_variable_notice;	/* 1 if we explained undeclared var errors.  */

static int yylex ();

#ifndef YYLTYPE
typedef
  struct yyltype
    {
      int timestamp;
      int first_line;
      int first_column;
      int last_line;
      int last_column;
      char *text;
   }
  yyltype;

#define YYLTYPE yyltype
#endif

#include <stdio.h>

#ifndef __STDC__
#define const
#endif



#define	YYFINAL		515
#define	YYFLAG		-32768
#define	YYNTBASE	65

#define YYTRANSLATE(x) ((unsigned)(x) <= 297 ? yytranslate[x] : 172)

static const char yytranslate[] = {     0,
     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,    61,     2,     2,     2,    48,    39,     2,    55,
    57,    46,    44,    62,    45,    54,    47,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,    34,    58,     2,
    32,     2,    33,     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,
    56,     2,    64,    38,     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,    63,    37,    59,    60,     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,    14,    15,
    16,    17,    18,    19,    20,    21,    22,    23,    24,    25,
    26,    27,    28,    29,    30,    31,    35,    36,    40,    41,
    42,    43,    49,    50,    51,    52,    53
};

static const short yyprhs[] = {     0,
     0,     1,     3,     4,     7,     8,    12,    14,    16,    22,
    26,    31,    36,    39,    42,    45,    48,    50,    51,    52,
    60,    65,    66,    67,    75,    80,    81,    82,    89,    93,
    95,    97,    99,   101,   103,   105,   107,   109,   111,   113,
   114,   116,   118,   122,   124,   127,   130,   133,   138,   141,
   146,   148,   153,   161,   163,   167,   171,   175,   179,   183,
   187,   191,   195,   199,   203,   207,   211,   215,   219,   225,
   229,   233,   235,   237,   239,   243,   247,   248,   253,   258,
   263,   267,   271,   274,   277,   279,   282,   283,   285,   287,
   289,   292,   295,   296,   301,   306,   309,   312,   315,   319,
   320,   323,   326,   328,   330,   333,   336,   339,   343,   344,
   347,   349,   351,   353,   358,   363,   365,   367,   369,   371,
   375,   377,   381,   382,   387,   388,   395,   399,   400,   407,
   411,   412,   419,   421,   425,   427,   432,   437,   439,   442,
   446,   451,   453,   455,   459,   461,   463,   467,   471,   476,
   480,   484,   486,   490,   495,   499,   503,   505,   509,   513,
   517,   522,   526,   528,   529,   536,   541,   544,   545,   552,
   557,   560,   561,   569,   570,   577,   580,   581,   583,   584,
   586,   588,   591,   592,   596,   599,   603,   607,   609,   610,
   612,   616,   619,   624,   627,   629,   633,   635,   639,   642,
   645,   646,   648,   650,   653,   654,   657,   661,   665,   668,
   672,   677,   681,   684,   688,   691,   693,   696,   699,   700,
   702,   705,   706,   708,   711,   714,   720,   725,   730,   731,
   738,   740,   743,   744,   749,   751,   752,   753,   761,   762,
   763,   773,   774,   775,   776,   789,   790,   797,   798,   804,
   805,   810,   813,   816,   819,   823,   830,   839,   850,   863,
   867,   868,   873,   875,   876,   878,   879,   881,   882,   884,
   886,   890,   895,   897,   901,   902,   905,   906,   909,   912,
   915,   918,   921,   924,   925,   927,   931,   933,   937,   940,
   943,   946,   949,   952,   954
};

static const short yyrhs[] = {    -1,
    66,     0,     0,    67,    69,     0,     0,    66,    68,    69,
     0,    71,     0,    70,     0,    27,    55,    88,    57,    58,
     0,    91,   101,    58,     0,    95,    91,   101,    58,     0,
    93,    91,   100,    58,     0,    95,    58,     0,    93,    58,
     0,     1,    58,     0,     1,    59,     0,    58,     0,     0,
     0,    93,    91,   112,    72,    89,    73,   139,     0,    93,
    91,   112,     1,     0,     0,     0,    95,    91,   115,    74,
    89,    75,   139,     0,    95,    91,   115,     1,     0,     0,
     0,    91,   115,    76,    89,    77,   139,     0,    91,   115,
     1,     0,     3,     0,     4,     0,    39,     0,    45,     0,
    44,     0,    50,     0,    51,     0,    60,     0,    61,     0,
    82,     0,     0,    82,     0,    85,     0,    82,    62,    85,
     0,    86,     0,    46,    84,     0,    79,    84,     0,    11,
    83,     0,    11,    55,   130,    57,     0,    29,    83,     0,
    29,    55,   130,    57,     0,    83,     0,    55,   130,    57,
    84,     0,    55,   130,    57,    63,   111,   121,    59,     0,
    84,     0,    85,    44,    85,     0,    85,    45,    85,     0,
    85,    46,    85,     0,    85,    47,    85,     0,    85,    48,
    85,     0,    85,    42,    85,     0,    85,    43,    85,     0,
    85,    41,    85,     0,    85,    40,    85,     0,    85,    39,
    85,     0,    85,    37,    85,     0,    85,    38,    85,     0,
    85,    36,    85,     0,    85,    35,    85,     0,    85,    33,
   157,    34,    85,     0,    85,    32,    85,     0,    85,    31,
    85,     0,     3,     0,     8,     0,    88,     0,    55,    80,
    57,     0,    55,     1,    57,     0,     0,    55,    87,   140,
    57,     0,    86,    55,    81,    57,     0,    86,    56,    80,
    64,     0,    86,    54,    78,     0,    86,    53,    78,     0,
    86,    50,     0,    86,    51,     0,     9,     0,    88,     9,
     0,     0,    90,     0,    92,     0,   137,     0,    90,    92,
     0,    92,   137,     0,     0,    93,    91,   100,    58,     0,
    95,    91,   101,    58,     0,    93,    58,     0,    95,    58,
     0,    98,    94,     0,    95,    98,    94,     0,     0,    94,
    99,     0,    94,     5,     0,     7,     0,     5,     0,    95,
     7,     0,    95,     5,     0,    98,    97,     0,   132,    98,
    97,     0,     0,    97,    99,     0,     6,     0,   116,     0,
     4,     0,    28,    55,    80,    57,     0,    28,    55,   130,
    57,     0,     6,     0,     7,     0,   116,     0,   103,     0,
   100,    62,   103,     0,   105,     0,   101,    62,   103,     0,
     0,    27,    55,    88,    57,     0,     0,   112,   102,   107,
    32,   104,   110,     0,   112,   102,   107,     0,     0,   115,
   102,   107,    32,   106,   110,     0,   115,   102,   107,     0,
     0,    30,    55,    55,   108,    57,    57,     0,   109,     0,
   108,    62,   109,     0,     3,     0,     3,    55,     8,    57,
     0,     3,    55,   171,    57,     0,    85,     0,    63,    59,
     0,    63,   111,    59,     0,    63,   111,    62,    59,     0,
     1,     0,   110,     0,   111,    62,   110,     0,   113,     0,
   115,     0,    55,   113,    57,     0,   113,    55,   164,     0,
   113,    56,    80,    64,     0,   113,    56,    64,     0,    46,
   133,   113,     0,     4,     0,   114,    55,   164,     0,   114,
    56,    80,    64,     0,   114,    56,    64,     0,    46,   133,
   114,     0,     4,     0,   115,    55,   164,     0,    55,   115,
    57,     0,    46,   133,   115,     0,   115,    56,    80,    64,
     0,   115,    56,    64,     0,     3,     0,     0,    13,    78,
    63,   117,   123,    59,     0,    13,    63,   123,    59,     0,
    13,    78,     0,     0,    14,    78,    63,   118,   123,    59,
     0,    14,    63,   123,    59,     0,    14,    78,     0,     0,
    12,    78,    63,   119,   128,   122,    59,     0,     0,    12,
    63,   120,   128,   122,    59,     0,    12,    78,     0,     0,
    62,     0,     0,    62,     0,   124,     0,   124,   125,     0,
     0,   124,   125,    58,     0,   124,    58,     0,    96,    91,
   126,     0,   132,    91,   126,     0,     1,     0,     0,   127,
     0,   126,    62,   127,     0,   112,   107,     0,   112,    34,
    85,   107,     0,    34,    85,     0,   129,     0,   128,    62,
   129,     0,    78,     0,    78,    32,    85,     0,    96,   131,
     0,   132,   131,     0,     0,   134,     0,     7,     0,   132,
     7,     0,     0,   133,     7,     0,    55,   134,    57,     0,
    46,   133,   134,     0,    46,   133,     0,   134,    55,   162,
     0,   134,    56,    80,    64,     0,   134,    56,    64,     0,
    55,   162,     0,    56,    80,    64,     0,    56,    64,     0,
   143,     0,   135,   143,     0,   135,   137,     0,     0,   135,
     0,     1,    58,     0,     0,   140,     0,     1,   140,     0,
    63,    59,     0,    63,   138,    90,   136,    59,     0,    63,
   138,     1,    59,     0,    63,   138,   135,    59,     0,     0,
    15,    55,    80,    57,   142,   143,     0,   140,     0,    80,
    58,     0,     0,   141,    16,   144,   143,     0,   141,     0,
     0,     0,    17,   145,    55,    80,    57,   146,   143,     0,
     0,     0,    18,   147,   143,    17,   148,    55,    80,    57,
    58,     0,     0,     0,     0,    19,    55,   157,    58,   149,
   157,    58,   150,   157,    57,   151,   143,     0,     0,    20,
    55,    80,    57,   152,   143,     0,     0,    21,    80,    34,
   153,   143,     0,     0,    22,    34,   154,   143,     0,    23,
    58,     0,    24,    58,     0,    25,    58,     0,    25,    80,
    58,     0,    27,   156,    55,    88,    57,    58,     0,    27,
   156,    55,    88,    34,   158,    57,    58,     0,    27,   156,
    55,    88,    34,   158,    34,   158,    57,    58,     0,    27,