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[dragonfly.git] / contrib / gcc-4.1 / gcc / system.h
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SS
1/* Get common system includes and various definitions and declarations based
2 on autoconf macros.
3 Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
4 Free Software Foundation, Inc.
5
6This file is part of GCC.
7
8GCC is free software; you can redistribute it and/or modify it under
9the terms of the GNU General Public License as published by the Free
10Software Foundation; either version 2, or (at your option) any later
11version.
12
13GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14WARRANTY; without even the implied warranty of MERCHANTABILITY or
15FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16for more details.
17
18You should have received a copy of the GNU General Public License
19along with GCC; see the file COPYING. If not, write to the Free
20Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
2102110-1301, USA. */
22
23
24#ifndef GCC_SYSTEM_H
25#define GCC_SYSTEM_H
26
27/* We must include stdarg.h before stdio.h. */
28#include <stdarg.h>
29
30#ifndef va_copy
31# ifdef __va_copy
32# define va_copy(d,s) __va_copy((d),(s))
33# else
34# define va_copy(d,s) ((d) = (s))
35# endif
36#endif
37
38#ifdef HAVE_STDDEF_H
39# include <stddef.h>
40#endif
41
42#include <stdio.h>
43
44/* Define a generic NULL if one hasn't already been defined. */
45#ifndef NULL
46#define NULL 0
47#endif
48
49/* Use the unlocked open routines from libiberty. */
50#define fopen(PATH,MODE) fopen_unlocked(PATH,MODE)
51#define fdopen(FILDES,MODE) fdopen_unlocked(FILDES,MODE)
52#define freopen(PATH,MODE,STREAM) freopen_unlocked(PATH,MODE,STREAM)
53
54/* The compiler is not a multi-threaded application and therefore we
55 do not have to use the locking functions. In fact, using the locking
56 functions can cause the compiler to be significantly slower under
57 I/O bound conditions (such as -g -O0 on very large source files).
58
59 HAVE_DECL_PUTC_UNLOCKED actually indicates whether or not the stdio
60 code is multi-thread safe by default. If it is set to 0, then do
61 not worry about using the _unlocked functions.
62
63 fputs_unlocked, fwrite_unlocked, and fprintf_unlocked are
64 extensions and need to be prototyped by hand (since we do not
65 define _GNU_SOURCE). */
66
67#if defined HAVE_DECL_PUTC_UNLOCKED && HAVE_DECL_PUTC_UNLOCKED
68
69# ifdef HAVE_PUTC_UNLOCKED
70# undef putc
71# define putc(C, Stream) putc_unlocked (C, Stream)
72# endif
73# ifdef HAVE_PUTCHAR_UNLOCKED
74# undef putchar
75# define putchar(C) putchar_unlocked (C)
76# endif
77# ifdef HAVE_GETC_UNLOCKED
78# undef getc
79# define getc(Stream) getc_unlocked (Stream)
80# endif
81# ifdef HAVE_GETCHAR_UNLOCKED
82# undef getchar
83# define getchar() getchar_unlocked ()
84# endif
85# ifdef HAVE_FPUTC_UNLOCKED
86# undef fputc
87# define fputc(C, Stream) fputc_unlocked (C, Stream)
88# endif
89
90# ifdef HAVE_CLEARERR_UNLOCKED
91# undef clearerr
92# define clearerr(Stream) clearerr_unlocked (Stream)
93# if defined (HAVE_DECL_CLEARERR_UNLOCKED) && !HAVE_DECL_CLEARERR_UNLOCKED
94extern void clearerr_unlocked (FILE *);
95# endif
96# endif
97# ifdef HAVE_FEOF_UNLOCKED
98# undef feof
99# define feof(Stream) feof_unlocked (Stream)
100# if defined (HAVE_DECL_FEOF_UNLOCKED) && !HAVE_DECL_FEOF_UNLOCKED
101extern int feof_unlocked (FILE *);
102# endif
103# endif
104# ifdef HAVE_FILENO_UNLOCKED
105# undef fileno
106# define fileno(Stream) fileno_unlocked (Stream)
107# if defined (HAVE_DECL_FILENO_UNLOCKED) && !HAVE_DECL_FILENO_UNLOCKED
108extern int fileno_unlocked (FILE *);
109# endif
110# endif
111# ifdef HAVE_FFLUSH_UNLOCKED
112# undef fflush
113# define fflush(Stream) fflush_unlocked (Stream)
114# if defined (HAVE_DECL_FFLUSH_UNLOCKED) && !HAVE_DECL_FFLUSH_UNLOCKED
115extern int fflush_unlocked (FILE *);
116# endif
117# endif
118# ifdef HAVE_FGETC_UNLOCKED
119# undef fgetc
120# define fgetc(Stream) fgetc_unlocked (Stream)
121# if defined (HAVE_DECL_FGETC_UNLOCKED) && !HAVE_DECL_FGETC_UNLOCKED
122extern int fgetc_unlocked (FILE *);
123# endif
124# endif
125# ifdef HAVE_FGETS_UNLOCKED
126# undef fgets
127# define fgets(S, n, Stream) fgets_unlocked (S, n, Stream)
128# if defined (HAVE_DECL_FGETS_UNLOCKED) && !HAVE_DECL_FGETS_UNLOCKED
129extern char *fgets_unlocked (char *, int, FILE *);
130# endif
131# endif
132# ifdef HAVE_FPUTS_UNLOCKED
133# undef fputs
134# define fputs(String, Stream) fputs_unlocked (String, Stream)
135# if defined (HAVE_DECL_FPUTS_UNLOCKED) && !HAVE_DECL_FPUTS_UNLOCKED
136extern int fputs_unlocked (const char *, FILE *);
137# endif
138# endif
139# ifdef HAVE_FERROR_UNLOCKED
140# undef ferror
141# define ferror(Stream) ferror_unlocked (Stream)
142# if defined (HAVE_DECL_FERROR_UNLOCKED) && !HAVE_DECL_FERROR_UNLOCKED
143extern int ferror_unlocked (FILE *);
144# endif
145# endif
146# ifdef HAVE_FREAD_UNLOCKED
147# undef fread
148# define fread(Ptr, Size, N, Stream) fread_unlocked (Ptr, Size, N, Stream)
149# if defined (HAVE_DECL_FREAD_UNLOCKED) && !HAVE_DECL_FREAD_UNLOCKED
150extern size_t fread_unlocked (void *, size_t, size_t, FILE *);
151# endif
152# endif
153# ifdef HAVE_FWRITE_UNLOCKED
154# undef fwrite
155# define fwrite(Ptr, Size, N, Stream) fwrite_unlocked (Ptr, Size, N, Stream)
156# if defined (HAVE_DECL_FWRITE_UNLOCKED) && !HAVE_DECL_FWRITE_UNLOCKED
157extern size_t fwrite_unlocked (const void *, size_t, size_t, FILE *);
158# endif
159# endif
160# ifdef HAVE_FPRINTF_UNLOCKED
161# undef fprintf
162/* We can't use a function-like macro here because we don't know if
163 we have varargs macros. */
164# define fprintf fprintf_unlocked
165# if defined (HAVE_DECL_FPRINTF_UNLOCKED) && !HAVE_DECL_FPRINTF_UNLOCKED
166extern int fprintf_unlocked (FILE *, const char *, ...);
167# endif
168# endif
169
170#endif
171
172/* ??? Glibc's fwrite/fread_unlocked macros cause
173 "warning: signed and unsigned type in conditional expression". */
174#undef fread_unlocked
175#undef fwrite_unlocked
176
177/* There are an extraordinary number of issues with <ctype.h>.
178 The last straw is that it varies with the locale. Use libiberty's
179 replacement instead. */
180#include <safe-ctype.h>
181
182#include <sys/types.h>
183
184#include <errno.h>
185
186#if !defined (errno) && defined (HAVE_DECL_ERRNO) && !HAVE_DECL_ERRNO
187extern int errno;
188#endif
189
190/* Some of glibc's string inlines cause warnings. Plus we'd rather
191 rely on (and therefore test) GCC's string builtins. */
192#define __NO_STRING_INLINES
193
194#ifdef STRING_WITH_STRINGS
195# include <string.h>
196# include <strings.h>
197#else
198# ifdef HAVE_STRING_H
199# include <string.h>
200# else
201# ifdef HAVE_STRINGS_H
202# include <strings.h>
203# endif
204# endif
205#endif
206
207#ifdef HAVE_STDLIB_H
208# include <stdlib.h>
209#endif
210
211/* If we don't have an overriding definition, set SUCCESS_EXIT_CODE and
212 FATAL_EXIT_CODE to EXIT_SUCCESS and EXIT_FAILURE respectively,
213 or 0 and 1 if those macros are not defined. */
214#ifndef SUCCESS_EXIT_CODE
215# ifdef EXIT_SUCCESS
216# define SUCCESS_EXIT_CODE EXIT_SUCCESS
217# else
218# define SUCCESS_EXIT_CODE 0
219# endif
220#endif
221
222#ifndef FATAL_EXIT_CODE
223# ifdef EXIT_FAILURE
224# define FATAL_EXIT_CODE EXIT_FAILURE
225# else
226# define FATAL_EXIT_CODE 1
227# endif
228#endif
229
230#ifdef HAVE_UNISTD_H
231# include <unistd.h>
232#endif
233
234#ifdef HAVE_SYS_PARAM_H
235# include <sys/param.h>
236/* We use this identifier later and it appears in some vendor param.h's. */
237# undef PREFETCH
238#endif
239
240#if HAVE_LIMITS_H
241# include <limits.h>
242#endif
243
244/* Get definitions of HOST_WIDE_INT and HOST_WIDEST_INT. */
245#include "hwint.h"
246
247/* A macro to determine whether a VALUE lies inclusively within a
248 certain range without evaluating the VALUE more than once. This
249 macro won't warn if the VALUE is unsigned and the LOWER bound is
250 zero, as it would e.g. with "VALUE >= 0 && ...". Note the LOWER
251 bound *is* evaluated twice, and LOWER must not be greater than
252 UPPER. However the bounds themselves can be either positive or
253 negative. */
254#define IN_RANGE(VALUE, LOWER, UPPER) \
255 ((unsigned HOST_WIDE_INT)((VALUE) - (LOWER)) <= ((UPPER) - (LOWER)))
256
257/* Infrastructure for defining missing _MAX and _MIN macros. Note that
258 macros defined with these cannot be used in #if. */
259
260/* The extra casts work around common compiler bugs. */
261#define INTTYPE_SIGNED(t) (! ((t) 0 < (t) -1))
262/* The outer cast is needed to work around a bug in Cray C 5.0.3.0.
263 It is necessary at least when t == time_t. */
264#define INTTYPE_MINIMUM(t) ((t) (INTTYPE_SIGNED (t) \
265 ? ~ (t) 0 << (sizeof(t) * CHAR_BIT - 1) : (t) 0))
266#define INTTYPE_MAXIMUM(t) ((t) (~ (t) 0 - INTTYPE_MINIMUM (t)))
267
268/* Use that infrastructure to provide a few constants. */
269#ifndef UCHAR_MAX
270# define UCHAR_MAX INTTYPE_MAXIMUM (unsigned char)
271#endif
272
273#ifdef TIME_WITH_SYS_TIME
274# include <sys/time.h>
275# include <time.h>
276#else
277# if HAVE_SYS_TIME_H
278# include <sys/time.h>
279# else
280# ifdef HAVE_TIME_H
281# include <time.h>
282# endif
283# endif
284#endif
285
286#ifdef HAVE_FCNTL_H
287# include <fcntl.h>
288#else
289# ifdef HAVE_SYS_FILE_H
290# include <sys/file.h>
291# endif
292#endif
293
294#ifndef SEEK_SET
295# define SEEK_SET 0
296# define SEEK_CUR 1
297# define SEEK_END 2
298#endif
299#ifndef F_OK
300# define F_OK 0
301# define X_OK 1
302# define W_OK 2
303# define R_OK 4
304#endif
305#ifndef O_RDONLY
306# define O_RDONLY 0
307#endif
308#ifndef O_WRONLY
309# define O_WRONLY 1
310#endif
311
312/* Some systems define these in, e.g., param.h. We undefine these names
313 here to avoid the warnings. We prefer to use our definitions since we
314 know they are correct. */
315
316#undef MIN
317#undef MAX
318#define MIN(X,Y) ((X) < (Y) ? (X) : (Y))
319#define MAX(X,Y) ((X) > (Y) ? (X) : (Y))
320
321/* Returns the least number N such that N * Y >= X. */
322#define CEIL(x,y) (((x) + (y) - 1) / (y))
323
324#ifdef HAVE_SYS_WAIT_H
325#include <sys/wait.h>
326#endif
327
328#ifndef WIFSIGNALED
329#define WIFSIGNALED(S) (((S) & 0xff) != 0 && ((S) & 0xff) != 0x7f)
330#endif
331#ifndef WTERMSIG
332#define WTERMSIG(S) ((S) & 0x7f)
333#endif
334#ifndef WIFEXITED
335#define WIFEXITED(S) (((S) & 0xff) == 0)
336#endif
337#ifndef WEXITSTATUS
338#define WEXITSTATUS(S) (((S) & 0xff00) >> 8)
339#endif
340#ifndef WSTOPSIG
341#define WSTOPSIG WEXITSTATUS
342#endif
343#ifndef WCOREDUMP
344#define WCOREDUMP(S) ((S) & WCOREFLG)
345#endif
346#ifndef WCOREFLG
347#define WCOREFLG 0200
348#endif
349
350/* The HAVE_DECL_* macros are three-state, undefined, 0 or 1. If they
351 are defined to 0 then we must provide the relevant declaration
352 here. These checks will be in the undefined state while configure
353 is running so be careful to test "defined (HAVE_DECL_*)". */
354
355#if defined (HAVE_DECL_ATOF) && !HAVE_DECL_ATOF
356extern double atof (const char *);
357#endif
358
359#if defined (HAVE_DECL_ATOL) && !HAVE_DECL_ATOL
360extern long atol (const char *);
361#endif
362
363#if defined (HAVE_DECL_FREE) && !HAVE_DECL_FREE
364extern void free (void *);
365#endif
366
367#if defined (HAVE_DECL_GETCWD) && !HAVE_DECL_GETCWD
368extern char *getcwd (char *, size_t);
369#endif
370
371#if defined (HAVE_DECL_GETENV) && !HAVE_DECL_GETENV
372extern char *getenv (const char *);
373#endif
374
375#if defined (HAVE_DECL_GETOPT) && !HAVE_DECL_GETOPT
376extern int getopt (int, char * const *, const char *);
377#endif
378
379#if defined (HAVE_DECL_GETPAGESIZE) && !HAVE_DECL_GETPAGESIZE
380extern int getpagesize (void);
381#endif
382
383#if defined (HAVE_DECL_GETWD) && !HAVE_DECL_GETWD
384extern char *getwd (char *);
385#endif
386
387#if defined (HAVE_DECL_SBRK) && !HAVE_DECL_SBRK
388extern void *sbrk (int);
389#endif
390
391#if defined (HAVE_DECL_STRSTR) && !HAVE_DECL_STRSTR
392extern char *strstr (const char *, const char *);
393#endif
394
395#ifdef HAVE_MALLOC_H
396#include <malloc.h>
397#endif
398
399#if defined (HAVE_DECL_MALLOC) && !HAVE_DECL_MALLOC
400extern void *malloc (size_t);
401#endif
402
403#if defined (HAVE_DECL_CALLOC) && !HAVE_DECL_CALLOC
404extern void *calloc (size_t, size_t);
405#endif
406
407#if defined (HAVE_DECL_REALLOC) && !HAVE_DECL_REALLOC
408extern void *realloc (void *, size_t);
409#endif
410
411/* If the system doesn't provide strsignal, we get it defined in
412 libiberty but no declaration is supplied. */
413#if !defined (HAVE_STRSIGNAL) \
414 || (defined (HAVE_DECL_STRSIGNAL) && !HAVE_DECL_STRSIGNAL)
415# ifndef strsignal
416extern const char *strsignal (int);
417# endif
418#endif
419
420#ifdef HAVE_GETRLIMIT
421# if defined (HAVE_DECL_GETRLIMIT) && !HAVE_DECL_GETRLIMIT
422# ifndef getrlimit
423struct rlimit;
424extern int getrlimit (int, struct rlimit *);
425# endif
426# endif
427#endif
428
429#ifdef HAVE_SETRLIMIT
430# if defined (HAVE_DECL_SETRLIMIT) && !HAVE_DECL_SETRLIMIT
431# ifndef setrlimit
432struct rlimit;
433extern int setrlimit (int, const struct rlimit *);
434# endif
435# endif
436#endif
437
438#if defined (HAVE_DECL_ABORT) && !HAVE_DECL_ABORT
439extern void abort (void);
440#endif
441
442#if defined (HAVE_DECL_SNPRINTF) && !HAVE_DECL_SNPRINTF
443extern int snprintf (char *, size_t, const char *, ...);
444#endif
445
446#if defined (HAVE_DECL_VSNPRINTF) && !HAVE_DECL_VSNPRINTF
447extern int vsnprintf(char *, size_t, const char *, va_list);
448#endif
449
450/* 1 if we have C99 designated initializers. */
451#if !defined(HAVE_DESIGNATED_INITIALIZERS)
452#define HAVE_DESIGNATED_INITIALIZERS \
453 ((GCC_VERSION >= 2007) || (__STDC_VERSION__ >= 199901L))
454#endif
455
456#if HAVE_SYS_STAT_H
457# include <sys/stat.h>
458#endif
459
460/* Test if something is a normal file. */
461#ifndef S_ISREG
462#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
463#endif
464
465/* Test if something is a directory. */
466#ifndef S_ISDIR
467#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
468#endif
469
470/* Test if something is a character special file. */
471#ifndef S_ISCHR
472#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
473#endif
474
475/* Test if something is a block special file. */
476#ifndef S_ISBLK
477#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
478#endif
479
480/* Test if something is a socket. */
481#ifndef S_ISSOCK
482# ifdef S_IFSOCK
483# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
484# else
485# define S_ISSOCK(m) 0
486# endif
487#endif
488
489/* Test if something is a FIFO. */
490#ifndef S_ISFIFO
491# ifdef S_IFIFO
492# define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
493# else
494# define S_ISFIFO(m) 0
495# endif
496#endif
497
498/* Define well known filenos if the system does not define them. */
499#ifndef STDIN_FILENO
500# define STDIN_FILENO 0
501#endif
502#ifndef STDOUT_FILENO
503# define STDOUT_FILENO 1
504#endif
505#ifndef STDERR_FILENO
506# define STDERR_FILENO 2
507#endif
508
509/* Some systems have mkdir that takes a single argument. */
510#ifdef MKDIR_TAKES_ONE_ARG
511# define mkdir(a,b) mkdir(a)
512#endif
513
514/* By default, colon separates directories in a path. */
515#ifndef PATH_SEPARATOR
516#define PATH_SEPARATOR ':'
517#endif
518
519/* Filename handling macros. */
520#include "filenames.h"
521
522/* These should be phased out in favor of IS_DIR_SEPARATOR, where possible. */
523#ifndef DIR_SEPARATOR
524# define DIR_SEPARATOR '/'
525# ifdef HAVE_DOS_BASED_FILE_SYSTEM
526# define DIR_SEPARATOR_2 '\\'
527# endif
528#endif
529
530/* Get libiberty declarations. */
531#include "libiberty.h"
532
533/* Provide a default for the HOST_BIT_BUCKET.
534 This suffices for POSIX-like hosts. */
535
536#ifndef HOST_BIT_BUCKET
537#define HOST_BIT_BUCKET "/dev/null"
538#endif
539
540/* Be conservative and only use enum bitfields with GCC.
541 FIXME: provide a complete autoconf test for buggy enum bitfields. */
542
543#if (GCC_VERSION > 2000)
544#define ENUM_BITFIELD(TYPE) __extension__ enum TYPE
545#else
546#define ENUM_BITFIELD(TYPE) unsigned int
547#endif
548
549#ifndef offsetof
550#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)
551#endif
552
553/* Various error reporting routines want to use __FUNCTION__. */
554#if (GCC_VERSION < 2007)
555#ifndef __FUNCTION__
556#define __FUNCTION__ "?"
557#endif /* ! __FUNCTION__ */
558#endif
559
560/* __builtin_expect(A, B) evaluates to A, but notifies the compiler that
561 the most likely value of A is B. This feature was added at some point
562 between 2.95 and 3.0. Let's use 3.0 as the lower bound for now. */
563#if (GCC_VERSION < 3000)
564#define __builtin_expect(a, b) (a)
565#endif
566
567/* Redefine abort to report an internal error w/o coredump, and
568 reporting the location of the error in the source file. */
569extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
570#define abort() fancy_abort (__FILE__, __LINE__, __FUNCTION__)
571
572/* Use gcc_assert(EXPR) to test invariants. */
573#if ENABLE_ASSERT_CHECKING
574#define gcc_assert(EXPR) \
575 ((void)(!(EXPR) ? fancy_abort (__FILE__, __LINE__, __FUNCTION__), 0 : 0))
576#else
577/* Include EXPR, so that unused variable warnings do not occur. */
578#define gcc_assert(EXPR) ((void)(0 && (EXPR)))
579#endif
580
581/* Use gcc_unreachable() to mark unreachable locations (like an
582 unreachable default case of a switch. Do not use gcc_assert(0). */
583#define gcc_unreachable() (fancy_abort (__FILE__, __LINE__, __FUNCTION__))
584
585/* Provide a fake boolean type. We make no attempt to use the
586 C99 _Bool, as it may not be available in the bootstrap compiler,
587 and even if it is, it is liable to be buggy.
588 This must be after all inclusion of system headers, as some of
589 them will mess us up. */
590
591#undef TRUE
592#undef FALSE
593
594#ifdef __cplusplus
595 /* Obsolete. */
596# define TRUE true
597# define FALSE false
598#else /* !__cplusplus */
599# undef bool
600# undef true
601# undef false
602
603# define bool unsigned char
604# define true 1
605# define false 0
606
607 /* Obsolete. */
608# define TRUE true
609# define FALSE false
610#endif /* !__cplusplus */
611
612
613/* Some compilers do not allow the use of unsigned char in bitfields. */
614#define BOOL_BITFIELD unsigned int
615
616/* As the last action in this file, we poison the identifiers that
617 shouldn't be used. Note, luckily gcc-3.0's token-based integrated
618 preprocessor won't trip on poisoned identifiers that arrive from
619 the expansion of macros. E.g. #define strrchr rindex, won't error
620 if rindex is poisoned after this directive is issued and later on
621 strrchr is called.
622
623 Note: We define bypass macros for the few cases where we really
624 want to use the libc memory allocation routines. Otherwise we
625 insist you use the "x" versions from libiberty. */
626
627#define really_call_malloc malloc
628#define really_call_calloc calloc
629#define really_call_realloc realloc
630
631#if defined(FLEX_SCANNER) || defined(YYBISON) || defined(YYBYACC)
632/* Flex and bison use malloc and realloc. Yuk. Note that this means
633 really_call_* cannot be used in a .l or .y file. */
634#define malloc xmalloc
635#define realloc xrealloc
636#endif
637
638#if (GCC_VERSION >= 3000)
639
640/* Note autoconf checks for prototype declarations and includes
641 system.h while doing so. Only poison these tokens if actually
642 compiling gcc, so that the autoconf declaration tests for malloc
643 etc don't spuriously fail. */
644#ifdef IN_GCC
645#undef calloc
646#undef strdup
647 #pragma GCC poison calloc strdup
648
390b4252 649#if !defined(FLEX_SCANNER) && !defined(YYBISON) && !defined(YYBYACC)
144812d8
SS
650#undef malloc
651#undef realloc
652 #pragma GCC poison malloc realloc
653#endif
654
655/* Old target macros that have moved to the target hooks structure. */
656 #pragma GCC poison ASM_OPEN_PAREN ASM_CLOSE_PAREN \
657 FUNCTION_PROLOGUE FUNCTION_EPILOGUE \
658 FUNCTION_END_PROLOGUE FUNCTION_BEGIN_EPILOGUE \
659 DECL_MACHINE_ATTRIBUTES COMP_TYPE_ATTRIBUTES INSERT_ATTRIBUTES \
660 VALID_MACHINE_DECL_ATTRIBUTE VALID_MACHINE_TYPE_ATTRIBUTE \
661 SET_DEFAULT_TYPE_ATTRIBUTES SET_DEFAULT_DECL_ATTRIBUTES \
662 MERGE_MACHINE_TYPE_ATTRIBUTES MERGE_MACHINE_DECL_ATTRIBUTES \
663 MD_INIT_BUILTINS MD_EXPAND_BUILTIN ASM_OUTPUT_CONSTRUCTOR \
664 ASM_OUTPUT_DESTRUCTOR SIGNED_CHAR_SPEC MAX_CHAR_TYPE_SIZE \
665 WCHAR_UNSIGNED UNIQUE_SECTION SELECT_SECTION SELECT_RTX_SECTION \
666 ENCODE_SECTION_INFO STRIP_NAME_ENCODING ASM_GLOBALIZE_LABEL \
667 ASM_OUTPUT_MI_THUNK CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS \
668 ADDRESS_COST MACHINE_DEPENDENT_REORG ASM_FILE_START ASM_FILE_END \
669 ASM_SIMPLIFY_DWARF_ADDR INIT_TARGET_OPTABS INIT_SUBTARGET_OPTABS \
670 INIT_GOFAST_OPTABS MULSI3_LIBCALL MULDI3_LIBCALL DIVSI3_LIBCALL \
671 DIVDI3_LIBCALL UDIVSI3_LIBCALL UDIVDI3_LIBCALL MODSI3_LIBCALL \
672 MODDI3_LIBCALL UMODSI3_LIBCALL UMODDI3_LIBCALL BUILD_VA_LIST_TYPE \
673 PRETEND_OUTGOING_VARARGS_NAMED STRUCT_VALUE_INCOMING_REGNUM \
674 ASM_OUTPUT_SECTION_NAME PROMOTE_FUNCTION_ARGS \
675 STRUCT_VALUE_INCOMING STRICT_ARGUMENT_NAMING \
676 PROMOTE_FUNCTION_RETURN PROMOTE_PROTOTYPES STRUCT_VALUE_REGNUM \
677 SETUP_INCOMING_VARARGS EXPAND_BUILTIN_SAVEREGS \
678 DEFAULT_SHORT_ENUMS SPLIT_COMPLEX_ARGS MD_ASM_CLOBBERS \
679 HANDLE_PRAGMA_REDEFINE_EXTNAME HANDLE_PRAGMA_EXTERN_PREFIX \
680 MUST_PASS_IN_STACK FUNCTION_ARG_PASS_BY_REFERENCE \
681 VECTOR_MODE_SUPPORTED_P TARGET_SUPPORTS_HIDDEN \
682 FUNCTION_ARG_PARTIAL_NREGS ASM_OUTPUT_DWARF_DTPREL \
683 ALLOCATE_INITIAL_VALUE
684
685/* Other obsolete target macros, or macros that used to be in target
686 headers and were not used, and may be obsolete or may never have
687 been used. */
688 #pragma GCC poison INT_ASM_OP ASM_OUTPUT_EH_REGION_BEG CPP_PREDEFINES \
689 ASM_OUTPUT_EH_REGION_END ASM_OUTPUT_LABELREF_AS_INT SMALL_STACK \
690 DOESNT_NEED_UNWINDER EH_TABLE_LOOKUP OBJC_SELECTORS_WITHOUT_LABELS \
691 OMIT_EH_TABLE EASY_DIV_EXPR IMPLICIT_FIX_EXPR \
692 LONGJMP_RESTORE_FROM_STACK MAX_INT_TYPE_SIZE ASM_IDENTIFY_GCC \
693 STDC_VALUE TRAMPOLINE_ALIGN ASM_IDENTIFY_GCC_AFTER_SOURCE \
694 SLOW_ZERO_EXTEND SUBREG_REGNO_OFFSET DWARF_LINE_MIN_INSTR_LENGTH \
695 TRADITIONAL_RETURN_FLOAT NO_BUILTIN_SIZE_TYPE \
696 NO_BUILTIN_PTRDIFF_TYPE NO_BUILTIN_WCHAR_TYPE NO_BUILTIN_WINT_TYPE \
697 BLOCK_PROFILER BLOCK_PROFILER_CODE FUNCTION_BLOCK_PROFILER \
698 FUNCTION_BLOCK_PROFILER_EXIT MACHINE_STATE_SAVE \
699 MACHINE_STATE_RESTORE SCCS_DIRECTIVE SECTION_ASM_OP BYTEORDER \
700 ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL HOST_WORDS_BIG_ENDIAN \
701 OBJC_PROLOGUE ALLOCATE_TRAMPOLINE HANDLE_PRAGMA ROUND_TYPE_SIZE \
702 ROUND_TYPE_SIZE_UNIT CONST_SECTION_ASM_OP CRT_GET_RFIB_TEXT \
703 DBX_LBRAC_FIRST DBX_OUTPUT_ENUM DBX_OUTPUT_SOURCE_FILENAME \
704 DBX_WORKING_DIRECTORY INSN_CACHE_DEPTH INSN_CACHE_SIZE \
705 INSN_CACHE_LINE_WIDTH INIT_SECTION_PREAMBLE NEED_ATEXIT ON_EXIT \
706 EXIT_BODY OBJECT_FORMAT_ROSE MULTIBYTE_CHARS MAP_CHARACTER \
707 LIBGCC_NEEDS_DOUBLE FINAL_PRESCAN_LABEL DEFAULT_CALLER_SAVES \
708 LOAD_ARGS_REVERSED MAX_INTEGER_COMPUTATION_MODE \
709 CONVERT_HARD_REGISTER_TO_SSA_P ASM_OUTPUT_MAIN_SOURCE_FILENAME \
710 FIRST_INSN_ADDRESS TEXT_SECTION SHARED_BSS_SECTION_ASM_OP \
711 PROMOTED_MODE EXPAND_BUILTIN_VA_END \
712 LINKER_DOES_NOT_WORK_WITH_DWARF2 FUNCTION_ARG_KEEP_AS_REFERENCE \
713 GIV_SORT_CRITERION MAX_LONG_TYPE_SIZE MAX_LONG_DOUBLE_TYPE_SIZE \
714 MAX_WCHAR_TYPE_SIZE SHARED_SECTION_ASM_OP INTEGRATE_THRESHOLD \
715 FINAL_REG_PARM_STACK_SPACE MAYBE_REG_PARM_STACK_SPACE \
716 TRADITIONAL_PIPELINE_INTERFACE DFA_PIPELINE_INTERFACE \
717 DBX_OUTPUT_STANDARD_TYPES BUILTIN_SETJMP_FRAME_VALUE \
718 SUNOS4_SHARED_LIBRARIES PROMOTE_FOR_CALL_ONLY \
719 SPACE_AFTER_L_OPTION NO_RECURSIVE_FUNCTION_CSE \
720 DEFAULT_MAIN_RETURN TARGET_MEM_FUNCTIONS EXPAND_BUILTIN_VA_ARG \
721 COLLECT_PARSE_FLAG DWARF2_GENERATE_TEXT_SECTION_LABEL WINNING_GDB \
722 ASM_OUTPUT_FILENAME ASM_OUTPUT_SOURCE_LINE FILE_NAME_JOINER \
723 GDB_INV_REF_REGPARM_STABS_LETTER DBX_MEMPARM_STABS_LETTER \
724 PUT_SDB_SRC_FILE STABS_GCC_MARKER DBX_OUTPUT_FUNCTION_END \
725 DBX_OUTPUT_GCC_MARKER DBX_FINISH_SYMBOL SDB_GENERATE_FAKE \
726 NON_SAVING_SETJMP TARGET_LATE_RTL_PROLOGUE_EPILOGUE \
727 CASE_DROPS_THROUGH TARGET_BELL TARGET_BS TARGET_CR TARGET_DIGIT0 \
728 TARGET_ESC TARGET_FF TARGET_NEWLINE TARGET_TAB TARGET_VT \
729 LINK_LIBGCC_SPECIAL DONT_ACCESS_GBLS_AFTER_EPILOGUE \
730 TARGET_OPTIONS TARGET_SWITCHES EXTRA_CC_MODES FINALIZE_PIC \
731 PREDICATE_CODES SPECIAL_MODE_PREDICATES HOST_PTR_PRINTF
732
733/* Hooks that are no longer used. */
734 #pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
735 LANG_HOOKS_MARK_TREE LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES \
736 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS \
737 LANG_HOOKS_PUSHLEVEL LANG_HOOKS_SET_BLOCK \
738 LANG_HOOKS_MAYBE_BUILD_CLEANUP LANG_HOOKS_UPDATE_DECL_AFTER_SAVING \
739 LANG_HOOKS_POPLEVEL LANG_HOOKS_TRUTHVALUE_CONVERSION
740
741/* Libiberty macros that are no longer used in GCC. */
742#undef ANSI_PROTOTYPES
743#undef PTR_CONST
744#undef LONG_DOUBLE
745#undef VPARAMS
746#undef VA_OPEN
747#undef VA_FIXEDARG
748#undef VA_CLOSE
749#undef VA_START
750 #pragma GCC poison ANSI_PROTOTYPES PTR_CONST LONG_DOUBLE VPARAMS VA_OPEN \
751 VA_FIXEDARG VA_CLOSE VA_START
752#endif /* IN_GCC */
753
754/* Note: not all uses of the `index' token (e.g. variable names and
755 structure members) have been eliminated. */
756#undef bcopy
757#undef bzero
758#undef bcmp
759#undef rindex
760 #pragma GCC poison bcopy bzero bcmp rindex
761
762#endif /* GCC >= 3.0 */
763
764#endif /* ! GCC_SYSTEM_H */