[Spice-devel] [spice-common v2 5/8] build: Update verify.h to latest version
Frediano Ziglio
fziglio at redhat.com
Fri Mar 29 10:44:49 UTC 2019
>
> Signed-off-by: Christophe Fergeau <cfergeau at redhat.com>
> ---
> common/verify.h | 24 ++++++++++++++----------
> 1 file changed, 14 insertions(+), 10 deletions(-)
>
> diff --git a/common/verify.h b/common/verify.h
> index 267de29..3f3dece 100644
> --- a/common/verify.h
> +++ b/common/verify.h
> @@ -1,10 +1,10 @@
> /* Compile-time assert-like macros.
>
> - Copyright (C) 2005-2006, 2009-2016 Free Software Foundation, Inc.
> + Copyright (C) 2005-2006, 2009-2019 Free Software Foundation, Inc.
>
> This program is free software: you can redistribute it and/or modify
> it under the terms of the GNU Lesser General Public License as published
> by
> - the Free Software Foundation; either version 2.1 of the License, or
> + the Free Software Foundation; either version 3 of the License, or
> (at your option) any later version.
>
> This program is distributed in the hope that it will be useful,
Still not compatible.
> @@ -13,7 +13,7 @@
> GNU Lesser General Public License for more details.
>
> You should have received a copy of the GNU Lesser General Public License
> - along with this program. If not, see <http://www.gnu.org/licenses/>. */
> + along with this program. If not, see <https://www.gnu.org/licenses/>.
> */
>
> /* Written by Paul Eggert, Bruno Haible, and Jim Meyering. */
>
> @@ -26,7 +26,7 @@
> here generates easier-to-read diagnostics when verify (R) fails.
>
> Define _GL_HAVE_STATIC_ASSERT to 1 if static_assert works as per C++11.
> - This will likely be supported by future GCC versions, in C++ mode.
> + This is supported by GCC 6.1.0 and later, in C++ mode.
>
> Use this only with GCC. If we were willing to slow 'configure'
> down we could also use it with other compilers, but since this
> @@ -36,9 +36,7 @@
> && !defined __cplusplus)
> # define _GL_HAVE__STATIC_ASSERT 1
> #endif
> -/* The condition (99 < __GNUC__) is temporary, until we know about the
> - first G++ release that supports static_assert. */
> -#if (99 < __GNUC__) && defined __cplusplus
> +#if (6 <= __GNUC__) && defined __cplusplus
> # define _GL_HAVE_STATIC_ASSERT 1
> #endif
>
> @@ -248,7 +246,12 @@ template <int w>
> /* Verify requirement R at compile-time, as a declaration without a
> trailing ';'. */
>
> -#define verify(R) _GL_VERIFY (R, "verify (" #R ")")
> +#ifdef __GNUC__
> +# define verify(R) _GL_VERIFY (R, "verify (" #R ")")
> +#else
> +/* PGI barfs if R is long. Play it safe. */
> +# define verify(R) _GL_VERIFY (R, "verify (...)")
> +#endif
>
> #ifndef __has_builtin
> # define __has_builtin(x) 0
> @@ -263,7 +266,7 @@ template <int w>
> # define assume(R) ((R) ? (void) 0 : __builtin_unreachable ())
> #elif 1200 <= _MSC_VER
> # define assume(R) __assume (R)
> -#elif (defined lint \
> +#elif ((defined GCC_LINT || defined lint) \
> && (__has_builtin (__builtin_trap) \
> || 3 < __GNUC__ + (3 < __GNUC_MINOR__ + (4 <=
> || __GNUC_PATCHLEVEL__))))
> /* Doing it this way helps various packages when configured with
> @@ -271,7 +274,8 @@ template <int w>
> when 'assume' silences warnings even with older GCCs. */
> # define assume(R) ((R) ? (void) 0 : __builtin_trap ())
> #else
> -# define assume(R) ((void) (0 && (R)))
> + /* Some tools grok NOTREACHED, e.g., Oracle Studio 12.6. */
> +# define assume(R) ((R) ? (void) 0 : /*NOTREACHED*/ (void) 0)
> #endif
>
> /* @assert.h omit end@ */
Frediano
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