2009-10-29  Steve Ellcey  <sje@cup.hp.com>

	PR middle-end/37565
	PR target/38018
	* doc/tm.texi (OVERRIDE_OPTIONS): Update.
	(TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
	* optc-gen.awk (cl_target_option_restore): Include call to 
	targetm.override_options_after_change.
	* target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
	* target.h (override_options_after_change): New.
	* c-common.c (parse_optimize_options): Call
	targetm.override_options_after_change.
	* config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
	(ia64_override_options_after_change): New.
	(ia64_override_options) Add call to above.

From-SVN: r153714