libc/string/bits string2.h

[drepper@sourceware.org]

CVSROOT:	/cvs/glibc
Module name:	libc
Changes by:	drepper@sourceware.org	2004-05-26 17:27:10

Modified files:
	string/bits    : string2.h 

Log message:
	(memset): Disable macro for GCC 3.0+.
	(__mempcpy): Use __builtin_mempcpy for GCC 3.4+.
	(strchr): For GCC 3.2+, only use __rawmemchr if second argument is
	constant '\0' and first argument is not constant.
	(__stpcpy): Use __builtin_stpcpy for GCC 3.4+.
	(strncpy): Remove #ifdef _USE_STRING_ARCH_mempcpy variant.
	For GCC 3.2+ use __builtin_strncpy.
	(strncat): For GCC 3.2+ use __builtin_strncat.
	(strcmp): For GCC 3.2+ use __builtin_strcmp if both arguments are constant.
	(strcspn, strspn, strpbrk): For GCC 3.2+, use builtin function
	if both arguments are constant.