2018-04-20  Martin Jambor  <mjambor@suse.cz>

	ipa/85447
	* ipa-cp.c (create_specialized_node): Check that clones of
	self-recursive edges exist during IPA-CP.

testsuite/
	* g++.dg/ipa/pr85447.C: New file.
	* gcc.dg/ipa/ipcp-self-recursion-1.c: Likewise.

From-SVN: r259517