svr4.h avoidance: ia64

[Steve Ellcey]

On Wed, 2010-12-08 at 14:57 +0000, Joseph S. Myers wrote:
> This patch in the series removing svr4.h from the headers used by
> particular targets in GCC stops ia64*-*-linux* and ia64*-*-hpux* from
> using svr4.h.
> 
> After my three preliminary per-macro cleanup patches, neither of these
> targets actually used any macros from svr4.h so no header changes are
> needed in this patch.  Note that there is a header ia64/sysv4.h
> "Override definitions in elfos.h/svr4.h to be correct for IA64" which
> is actually used for all ia64*-* targets, and it could probably be
> simplified by moving those definitions that related to svr4.h into
> ia64.h, but I'm not doing that right now.
> 
> Tested building cc1 and xgcc for crosses to ia64-linux-gnu and
> ia64-hp-hpux11.23.  OK to commit?
> 
> 2010-12-08  Joseph Myers  <joseph@codesourcery.com>
> 
> 	* config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.

This looks OK to me.

Steve Ellcey
sje@cup.hp.com