objc-parse.c

GCC编译器源代码

/*  A Bison parser, made from objc-parse.y with Bison version GNU Bison version 1.24
  */

#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_KEYWORD	282
#define	TYPEOF	283
#define	ALIGNOF	284
#define	ATTRIBUTE	285
#define	EXTENSION	286
#define	LABEL	287
#define	REALPART	288
#define	IMAGPART	289
#define	ASSIGN	290
#define	OROR	291
#define	ANDAND	292
#define	EQCOMPARE	293
#define	ARITHCOMPARE	294
#define	LSHIFT	295
#define	RSHIFT	296
#define	UNARY	297
#define	PLUSPLUS	298
#define	MINUSMINUS	299
#define	HYPERUNARY	300
#define	POINTSAT	301
#define	INTERFACE	302
#define	IMPLEMENTATION	303
#define	END	304
#define	SELECTOR	305
#define	DEFS	306
#define	ENCODE	307
#define	CLASSNAME	308
#define	PUBLIC	309
#define	PRIVATE	310
#define	PROTECTED	311
#define	PROTOCOL	312
#define	OBJECTNAME	313
#define	CLASS	314
#define	ALIAS	315
#define	OBJC_STRING	316

#line 33 "objc-parse.y"

#include "config.h"

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

#include "tree.h"
#include "input.h"
#include "c-lex.h"
#include "c-tree.h"
#include "flags.h"

#ifdef MULTIBYTE_CHARS
#include <stdlib.h>
#include <locale.h>
#endif

#include "objc-act.h"

/* Since parsers are distinct for each language, put the language string
   definition here.  */
char *language_string = "GNU Obj-C";

#ifndef errno
extern int errno;
#endif

void yyerror ();

/* Like YYERROR but do call yyerror.  */
#define YYERROR1 { yyerror ("syntax error"); YYERROR; }

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

#line 72 "objc-parse.y"
typedef union {long itype; tree ttype; enum tree_code code;
	char *filename; int lineno; int ends_in_label; } YYSTYPE;
#line 199 "objc-parse.y"

/* Number of statements (loosely speaking) and compound statements 
   seen so far.  */
static int stmt_count;
static int compstmt_count;
  
/* Input file and line number of the end of the body of last simple_if;
   used by the stmt-rule immediately after simple_if returns.  */
static char *if_stmt_file;
static int if_stmt_line;

/* List of types and structure classes of the current declaration.  */
static tree current_declspecs = NULL_TREE;
static tree prefix_attributes = NULL_TREE;

/* Stack of saved values of current_declspecs and prefix_attributes.  */
static tree declspec_stack;

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

/* Objective-C specific information */

tree objc_interface_context;
tree objc_implementation_context;
tree objc_method_context;
tree objc_ivar_chain;
tree objc_ivar_context;
enum tree_code objc_inherit_code;
int objc_receiver_context;
int objc_public_flag;


/* Tell yyparse how to print a token's value, if yydebug is set.  */

#define YYPRINT(FILE,YYCHAR,YYLVAL) yyprint(FILE,YYCHAR,YYLVAL)
extern void yyprint ();

#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 __cplusplus
#ifndef __STDC__
#define const
#endif
#endif



#define	YYFINAL		941
#define	YYFLAG		-32768
#define	YYNTBASE	84

#define YYTRANSLATE(x) ((unsigned)(x) <= 316 ? yytranslate[x] : 306)

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,    80,     2,     2,     2,    52,    43,     2,    59,
    76,    50,    48,    81,    49,    58,    51,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,    38,    77,     2,
    36,     2,    37,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
    60,     2,    83,    42,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,    82,    41,    78,    79,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     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,    32,    33,    34,    35,
    39,    40,    44,    45,    46,    47,    53,    54,    55,    56,
    57,    61,    62,    63,    64,    65,    66,    67,    68,    69,
    70,    71,    72,    73,    74,    75
};

#if YYDEBUG != 0
static const short yyprhs[] = {     0,
     0,     1,     3,     4,     7,     8,    12,    14,    16,    18,
    24,    27,    31,    36,    41,    44,    47,    50,    53,    55,
    56,    57,    65,    70,    71,    72,    80,    85,    86,    87,