https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88846
--- Comment #6 from Vladimir Makarov <vmakarov at gcc dot gnu.org> --- Sorry, I wrote wrong PR number in the ChangeLog entry (I already fix the number). Here is the info about the patch I've committed Author: vmakarov Date: Fri Jan 25 22:13:43 2019 New Revision: 268280 URL: https://gcc.gnu.org/viewcvs?rev=268280&root=gcc&view=rev Log: 2019-01-25 Vladimir Makarov <vmaka...@redhat.com> PR rtl-optimization/888846 * ira.c (process_set_for_memref_referenced_p): New. (memref_referenced_p): Add new param. Use process_set_for_memref_referenced_p. Add new switch cases. (memref_used_between_p): Pass new arg to memref_referenced_p. Modified: trunk/gcc/ChangeLog trunk/gcc/ira.c