[linux-2.6-block.git] / include / linux / compiler-gcc3.h

#ifndef __LINUX_COMPILER_H
#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
#endif

#if __GNUC_MINOR__ < 2
# error Sorry, your compiler is too old - please upgrade it.
#endif

#if __GNUC_MINOR__ >= 3
# define __used			__attribute__((__used__))
#else
# define __used			__attribute__((__unused__))
#endif

#if __GNUC_MINOR__ >= 4
#define __must_check		__attribute__((warn_unused_result))
#endif

#ifdef CONFIG_GCOV_KERNEL
# if __GNUC_MINOR__ < 4
#   error "GCOV profiling support for gcc versions below 3.4 not included"
# endif /* __GNUC_MINOR__ */
#endif /* CONFIG_GCOV_KERNEL */
Commit	Line	Data
94f582f8 RD	1	#ifndef __LINUX_COMPILER_H
	2	#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
	3	#endif
1da177e4	4
6680598b IM	5	#if __GNUC_MINOR__ < 2
	6	# error Sorry, your compiler is too old - please upgrade it.
	7	#endif
	8
1da177e4	9	#if __GNUC_MINOR__ >= 3
0d7ebbbc	10	# define __used __attribute__((__used__))
1da177e4	11	#else
0d7ebbbc	12	# define __used __attribute__((__unused__))
1da177e4 LT	13	#endif
1da177e4 LT	14
1da177e4 LT	15	#if __GNUC_MINOR__ >= 4
	16	#define __must_check __attribute__((warn_unused_result))
	17	#endif
	18
2521f2c2 PO	19	#ifdef CONFIG_GCOV_KERNEL
	20	# if __GNUC_MINOR__ < 4
	21	# error "GCOV profiling support for gcc versions below 3.4 not included"
	22	# endif /* __GNUC_MINOR__ */
	23	#endif /* CONFIG_GCOV_KERNEL */