cp-parse.c

早期freebsd实现

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

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

#define	IDENTIFIER	258
#define	TYPENAME	259
#define	SCOPED_TYPENAME	260
#define	SCSPEC	261
#define	TYPESPEC	262
#define	TYPE_QUAL	263
#define	CONSTANT	264
#define	STRING	265
#define	ELLIPSIS	266
#define	SIZEOF	267
#define	ENUM	268
#define	IF	269
#define	ELSE	270
#define	WHILE	271
#define	DO	272
#define	FOR	273
#define	SWITCH	274
#define	CASE	275
#define	DEFAULT	276
#define	BREAK	277
#define	CONTINUE	278
#define	RETURN	279
#define	GOTO	280
#define	ASM_KEYWORD	281
#define	TYPEOF	282
#define	ALIGNOF	283
#define	HEADOF	284
#define	CLASSOF	285
#define	ATTRIBUTE	286
#define	EXTENSION	287
#define	LABEL	288
#define	AGGR	289
#define	VISSPEC	290
#define	DELETE	291
#define	NEW	292
#define	OVERLOAD	293
#define	THIS	294
#define	OPERATOR	295
#define	DYNAMIC	296
#define	POINTSAT_LEFT_RIGHT	297
#define	LEFT_RIGHT	298
#define	TEMPLATE	299
#define	SCOPE	300
#define	START_DECLARATOR	301
#define	EMPTY	302
#define	TYPENAME_COLON	303
#define	ASSIGN	304
#define	RANGE	305
#define	OROR	306
#define	ANDAND	307
#define	MIN_MAX	308
#define	EQCOMPARE	309
#define	ARITHCOMPARE	310
#define	LSHIFT	311
#define	RSHIFT	312
#define	UNARY	313
#define	PLUSPLUS	314
#define	MINUSMINUS	315
#define	HYPERUNARY	316
#define	PAREN_STAR_PAREN	317
#define	POINTSAT	318
#define	POINTSAT_STAR	319
#define	DOT_STAR	320
#define	RAISE	321
#define	RAISES	322
#define	RERAISE	323
#define	TRY	324
#define	EXCEPT	325
#define	CATCH	326
#define	THROW	327
#define	ANSI_TRY	328
#define	ANSI_THROW	329
#define	TYPENAME_ELLIPSIS	330
#define	PTYPENAME	331
#define	PRE_PARSED_FUNCTION_DECL	332
#define	EXTERN_LANG_STRING	333
#define	ALL	334
#define	PRE_PARSED_CLASS_DECL	335
#define	TYPENAME_DEFN	336
#define	IDENTIFIER_DEFN	337
#define	PTYPENAME_DEFN	338
#define	END_OF_SAVED_INPUT	339

#line 42 "cp-parse.y"

#if defined(GATHER_STATISTICS) || defined(SPEW_DEBUG)
#undef YYDEBUG
#define YYDEBUG 1
#endif

#include "config.h"

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

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

extern tree void_list_node;
extern struct obstack permanent_obstack;

#ifndef errno
extern int errno;
#endif

extern int end_of_file;

void yyerror ();

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

static void position_after_white_space ();

/* Contains error message to give if user tries to declare
   a variable where one does not belong.  */
static char *stmt_decl_msg = 0;

/* Nonzero if we have an `extern "C"' acting as an extern specifier.  */
int have_extern_spec;
int used_extern_spec;

void yyhook ();

/* Cons up an empty parameter list.  */
#ifdef __GNUC__
__inline
#endif
static tree
empty_parms ()
{
  tree parms;

  if (strict_prototype)
    parms = void_list_node;
  else
    parms = NULL_TREE;
  return parms;
}

#line 104 "cp-parse.y"
typedef union {long itype; tree ttype; char *strtype; enum tree_code code; } YYSTYPE;
#line 261 "cp-parse.y"

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

/* When defining an aggregate, this is the most recent one being defined.  */
static tree current_aggr;

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

/* 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 __STDC__
#define const
#endif



#define	YYFINAL		1271
#define	YYFLAG		-32768
#define	YYNTBASE	109

#define YYTRANSLATE(x) ((unsigned)(x) <= 339 ? yytranslate[x] : 298)

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,   107,     2,     2,     2,    72,    60,     2,    82,
   103,    70,    68,    50,    69,    80,    71,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,    54,   104,    64,
    52,    65,    53,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
    83,     2,   108,    59,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,    49,    58,   105,   106,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
     2,     2,     2,     2,     2,     2,     2,     2,     2,     2,