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f6441aff89
Will be used to adopt the more stringent version of ARRAY_SIZE(), the one in the kernel sources. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-d85dpvay1hoqscpezlntyd8x@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
22 lines
682 B
C
22 lines
682 B
C
#ifndef _TOOLS_LINUX_COMPILER_H_
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#error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead."
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#endif
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/*
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* Common definitions for all gcc versions go here.
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*/
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#define GCC_VERSION (__GNUC__ * 10000 \
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+ __GNUC_MINOR__ * 100 \
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+ __GNUC_PATCHLEVEL__)
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#if GCC_VERSION >= 70000 && !defined(__CHECKER__)
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# define __fallthrough __attribute__ ((fallthrough))
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#endif
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#if GCC_VERSION >= 40300
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# define __compiletime_error(message) __attribute__((error(message)))
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#endif /* GCC_VERSION >= 40300 */
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/* &a[0] degrades to a pointer: a different type from an array */
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#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
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