/usr/include/gcc/ck_cc.h is in libck-dev 0.3.5-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 | /*
* Copyright 2009-2014 Samy Al Bahra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _CK_GCC_CC_H
#define _CK_GCC_CC_H
#include <ck_md.h>
#ifdef __SUNPRO_C
#define CK_CC_UNUSED
#define CK_CC_USED
#define CK_CC_IMM
#else
#define CK_CC_UNUSED __attribute__((unused))
#define CK_CC_USED __attribute__((used))
#define CK_CC_IMM "i"
#endif
/*
* If optimizations are turned on, then force inlining.
*/
#ifdef __OPTIMIZE__
#define CK_CC_INLINE CK_CC_UNUSED inline
#else
#define CK_CC_INLINE CK_CC_UNUSED
#endif
/*
* Packed attribute.
*/
#define CK_CC_PACKED __attribute__((packed))
/*
* Weak reference.
*/
#define CK_CC_WEAKREF __attribute__((weakref))
/*
* Alignment attribute.
*/
#define CK_CC_ALIGN(B) __attribute__((aligned(B)))
/*
* Cache align.
*/
#define CK_CC_CACHELINE CK_CC_ALIGN(CK_MD_CACHELINE)
/*
* These are functions which should be avoided.
*/
#ifdef __freestanding__
#pragma GCC poison malloc free
#endif
/*
* Branch execution hints.
*/
#define CK_CC_LIKELY(x) (__builtin_expect(!!(x), 1))
#define CK_CC_UNLIKELY(x) (__builtin_expect(!!(x), 0))
/*
* Some compilers are overly strict regarding aliasing semantics.
* Unfortunately, in many cases it makes more sense to pay aliasing
* cost rather than overly expensive register spillage.
*/
#define CK_CC_ALIASED __attribute__((__may_alias__))
#endif /* _CK_GCC_CC_H */
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