u-boot/include/linux/compiler-gcc3.h
Masahiro Yamada fb8ffd7cfc compiler*.h: sync include/linux/compiler*.h with Linux 3.16
Copy them from Linux v3.16 tag.
My main motivation of this commit is to add compiler-clang.h.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Jeroen Hofstee <jeroen@myspectrum.nl>
2014-09-16 12:23:57 -04:00

24 lines
635 B
C

#ifndef __LINUX_COMPILER_H
#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
#endif
#if GCC_VERSION < 30200
# error Sorry, your compiler is too old - please upgrade it.
#endif
#if GCC_VERSION >= 30300
# define __used __attribute__((__used__))
#else
# define __used __attribute__((__unused__))
#endif
#if GCC_VERSION >= 30400
#define __must_check __attribute__((warn_unused_result))
#endif
#ifdef CONFIG_GCOV_KERNEL
# if GCC_VERSION < 30400
# error "GCOV profiling support for gcc versions below 3.4 not included"
# endif /* __GNUC_MINOR__ */
#endif /* CONFIG_GCOV_KERNEL */