* libc/include/sys/features.h (__GNUC_PREREQ): Define. Use
throughout in place of explicit GNUC version checks. * libc/include/_ansi.h (_NOINLINE): Define. (_NOINLINE_STATIC): Define. * libc/stdio/vfprintf.c (__sbprintf): Define _NOINLINE_STATIC.
This commit is contained in:
Corinna Vinschen
parent
71c13b9633
commit
5eceb3958e
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@ -1,3 +1,11 @@
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2012-10-15 Corinna Vinschen <vinschen@redhat.com>
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* libc/include/sys/features.h (__GNUC_PREREQ): Define. Use
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throughout in place of explicit GNUC version checks.
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* libc/include/_ansi.h (_NOINLINE): Define.
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(_NOINLINE_STATIC): Define.
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* libc/stdio/vfprintf.c (__sbprintf): Define _NOINLINE_STATIC.
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2012-10-09 Peter Rosin <peda@lysator.liu.se>
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* libc/posix/wordfree.c (wordfree): The wrong words are freed
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@ -34,9 +34,7 @@
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#define _BEGIN_STD_C extern "C" {
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#define _END_STD_C }
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#endif
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#if defined(__GNUC__) && \
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( (__GNUC__ >= 4) || \
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( (__GNUC__ >= 3) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 3) ) )
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#if __GNUC_PREREQ (3, 3)
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#define _NOTHROW __attribute__ ((nothrow))
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#else
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#define _NOTHROW throw()
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@ -133,4 +131,14 @@
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#define _ELIDABLE_INLINE static __inline__
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#endif
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#if __GNUC_PREREQ (3, 1)
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#define _NOINLINE __attribute__ ((__noinline__))
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#define _NOINLINE_STATIC _NOINLINE static
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#else
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/* On non-GNU compilers and GCC prior to version 3.1 the compiler can't be
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trusted not to inline if it is static. */
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#define _NOINLINE
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#define _NOINLINE_STATIC
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#endif
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#endif /* _ANSIDECL_H_ */
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@ -12,8 +12,7 @@ extern "C" {
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/*
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* Guess on types by examining *_MIN / *_MAX defines.
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*/
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#if defined(__GNUC__) && ((__GNUC__ >= 4) || (__GNUC__ >= 3 ) \
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&& defined(__GNUC_MINOR__) && (__GNUC_MINOR__ > 2 ))
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#if __GNUC_PREREQ (3, 3)
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/* GCC >= 3.3.0 has __<val>__ implicitly defined. */
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#define __EXP(x) __##x##__
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#else
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@ -34,10 +34,7 @@ union __ldmath
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/* Natural log of 2 */
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#define _M_LN2 0.693147180559945309417
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#if defined(__GNUC__) && \
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( (__GNUC__ >= 4) || \
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( (__GNUC__ >= 3) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 3) ) )
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#if __GNUC_PREREQ (3, 3)
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/* gcc >= 3.3 implicitly defines builtins for HUGE_VALx values. */
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# ifndef HUGE_VAL
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@ -9,13 +9,13 @@
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#ifndef _STDINT_H
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#define _STDINT_H
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#include <_ansi.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__GNUC__) && \
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( (__GNUC__ >= 4) || \
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( (__GNUC__ >= 3) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ > 2) ) )
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#if __GNUC_PREREQ (3, 2)
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/* gcc > 3.2 implicitly defines the values we are interested */
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#define __STDINT_EXP(x) __##x##__
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#else
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@ -25,6 +25,16 @@
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extern "C" {
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#endif
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/* Macro to test version of GCC. Returns 0 for non-GCC or too old GCC. */
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#ifndef __GNUC_PREREQ
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# if defined __GNUC__ && defined __GNUC_MINOR__
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# define __GNUC_PREREQ(maj, min) \
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((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
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# else
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# define __GNUC_PREREQ(maj, min) 0
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# endif
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#endif /* __GNUC_PREREQ */
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/* RTEMS adheres to POSIX -- 1003.1b with some features from annexes. */
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#ifdef __rtems__
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@ -58,8 +58,7 @@
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*/
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/* requires GCC >= 3.1 */
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#if !defined(__GNUC__) || __GNUC__ < 3 || \
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(__GNUC__ == 3 && __GNUC_MINOR__ < 1)
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#if !__GNUC_PREREQ (3, 1)
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#error "<tgmath.h> not implemented for this compiler"
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#endif
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@ -34,6 +34,7 @@
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*/
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#include <sys/cdefs.h>
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#include <_ansi.h>
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/*
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* The matching engine and friends. This file is #included by regexec.c
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@ -364,8 +365,7 @@ sopno stopst;
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char *ssp; /* start of string matched by subsubRE */
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char *sep; /* end of string matched by subsubRE */
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char *oldssp; /* previous ssp */
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#if defined (__GNUC__) && \
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((__GNUC__ == 4 && __GNUC_MINOR__ >= 6) || __GNUC__ > 4)
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#if __GNUC_PREREQ (4, 6)
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/* dp is only used for assertion testing which, for some reason, is not
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recognized as usage. */
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#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
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@ -333,8 +333,10 @@ int __sprint_r (struct _reent *, FILE *, register struct __suio *);
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* Helper function for `fprintf to unbuffered unix file': creates a
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* temporary buffer. We only work on write-only files; this avoids
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* worries about ungetc buffers and so forth.
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*
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* Make sure to avoid inlining when optimizing for size.
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*/
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static int
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_NOINLINE_STATIC int
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_DEFUN(__sbprintf, (rptr, fp, fmt, ap),
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struct _reent *rptr _AND
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register FILE *fp _AND
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@ -84,8 +84,7 @@ QUICKREF
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(!memchr ((h) + (h_l), '\0', (j) + (n_l) - (h_l)) \
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&& ((h_l) = (j) + (n_l)))
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# define CANON_ELEMENT(c) tolower (c)
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#if defined (__GNUC__) && \
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((__GNUC__ == 4 && __GNUC_MINOR__ >= 2) || __GNUC__ > 4)
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#if __GNUC_PREREQ (4, 2)
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/* strncasecmp uses signed char, CMP_FUNC is expected to use unsigned char. */
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#pragma GCC diagnostic ignored "-Wpointer-sign"
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#endif
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