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	(check_effective_target_ilp32, check_effective_target_lp64):
	Cache the result to use as long as the current target, with
	multilib flags, remains the same.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@94168 138bc75d-0d04-0410-961f-82ee72b054a4