sync with gcc

sync with gcc
2001-10-07  Joseph S. Myers  <jsm28@cam.ac.uk>

	* acinclude.m4: Fix spelling error of "separate" as "seperate".

2001-05-22  Jason Merrill  <jason_merrill@redhat.com>

	* mt-linux (CXXFLAGS_FOR_TARGET): Lose -fvtable-thunks.

2001-01-27  Richard Henderson  <rth@redhat.com>

	* mt-alphaieee: New file.

2001-01-02  Laurynas Biveinis  <lauras@softhome.net>

	* mh-djgpp: do not set CFLAGS.

2000-08-04  Mark Elbrecht  <snowball3@bigfoot.com>

	* mh-djgpp: Conditionally set 'target_alias' to djgpp. Conditionally
	modify 'gcc_version'.

2000-07-21  Andrew Haley  <aph@cygnus.com>

	* mh-ia64pic: New file.
	* mt-ia64pic: New file.