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6680598b44
GCC 3.0 and 3.1 are too old to build a working kernel.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
[ This check got dropped as obsolete when I simplified the gcc header
inclusion mess in f153b82121, but Willy
Tarreau reports actually having those old versions still.. -Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
26 lines
636 B
C
26 lines
636 B
C
#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
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#endif
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#if __GNUC_MINOR__ < 2
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# error Sorry, your compiler is too old - please upgrade it.
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#endif
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#if __GNUC_MINOR__ >= 3
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# define __used __attribute__((__used__))
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#else
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# define __used __attribute__((__unused__))
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#endif
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#if __GNUC_MINOR__ >= 4
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#define __must_check __attribute__((warn_unused_result))
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#endif
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/*
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* A trick to suppress uninitialized variable warning without generating any
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* code
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*/
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#define uninitialized_var(x) x = x
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#define __always_inline inline __attribute__((always_inline))
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