Fix IPA CP where it forgot to add a reference in cgraph (PR ipa/71190).
2017-01-20 Martin Liska <mliska@suse.cz>
PR ipa/71190
* cgraph.h (maybe_create_reference): Remove argument and
update comment.
* cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
argument.
* ipa-cp.c (create_specialized_node): Likewise.
* symtab.c (symtab_node::maybe_create_reference): Handle
VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244687 138bc75d-0d04-0410-961f-82ee72b054a4