PR ipa/64550

        PR ipa/64551
	PR ipa/64552
	* ipa-icf.c (sem_function::equals_private): Use '&&' instead of
	'||' to fix typo issue.

	* gcc/tree.h (target_opts_for_fn): Check NULL_TREE since it can
	accept and return NULL.

From-SVN: r219449