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Upgrade to gnulib 6b8f1dd1a21ce49319795391e21adf645b64db3c.

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* m4/absolute-header.m4: New file.
* lib/Makefile.am, lib/argp-fmtstream.h, lib/argp.h, lib/error.c,
lib/gethrxtime.h, lib/intprops.h, lib/localcharset.c,
lib/quotearg.c, lib/stdio.in.h, lib/strerror-override.h,
lib/sys_time.in.h, lib/timespec.h, lib/unistd.in.h, lib/verify.h,
lib/wctype.in.h, lib/xalloc.h, lib/xsize.h, lib/xtime.h,
m4/configmake.m4, m4/extern-inline.m4, m4/gnulib-comp.m4,
m4/include_next.m4, m4/unistd_h.m4: Update to today's gnulib.
This commit is contained in:
Alexandre Duret-Lutz 2013-12-17 17:04:11 +01:00
parent 0afb9fe103
commit 7cfda699e6
24 changed files with 250 additions and 69 deletions
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24
lib/verify.h
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@ -250,6 +250,30 @@ template <int w>
#define verify(R) _GL_VERIFY (R, "verify (" #R ")")
#ifndef __has_builtin
# define __has_builtin(x) 0
#endif
/* Assume that R always holds. This lets the compiler optimize
accordingly. R should not have side-effects; it may or may not be
evaluated. Behavior is undefined if R is false. */
#if (__has_builtin (__builtin_unreachable) \
|| 4 < __GNUC__ + (5 <= __GNUC_MINOR__))
# define assume(R) ((R) ? (void) 0 : __builtin_unreachable ())
#elif 1200 <= _MSC_VER
# define assume(R) __assume (R)
#elif (defined lint \
&& (__has_builtin (__builtin_trap) \
|| 3 < __GNUC__ + (3 < __GNUC_MINOR__ + (4 <= __GNUC_PATCHLEVEL__))))
/* Doing it this way helps various packages when configured with
--enable-gcc-warnings, which compiles with -Dlint. It's nicer
when 'assume' silences warnings even with older GCCs. */
# define assume(R) ((R) ? (void) 0 : __builtin_trap ())
#else
# define assume(R) ((void) (0 && (R)))
#endif
/* @assert.h omit end@ */
#endif