gcc/

	PR middle-end/66567
	* ipa-chkp.c (chkp_maybe_create_clone): Require
	functions to be instrumentable.
	* tree-chkp.c (chkp_replace_function_pointer): Use
	chkp_instrumentable_p instead of attribute check.

gcc/testsuite/

	PR middle-end/66567
	* gcc.target/i386/mpx/pr66567.c: New test.

From-SVN: r224600