PR testsuite/89666
	* c-c++-common/builtin-has-attribute-3.c: Define SKIP_ALIAS on
	hppa*-*-hpux*.
	* gcc.dg/attr-copy.c: Require alias support.
	* gcc.dg/ipa/ipa-icf-39.c: Likewise.

From-SVN: r269742