https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66785
--- Comment #4 from Bernd Schmidt <bernds at gcc dot gnu.org> --- Author: bernds Date: Tue Nov 17 21:20:20 2015 New Revision: 230499 URL: https://gcc.gnu.org/viewcvs?rev=230499&root=gcc&view=rev Log: PR target/66785 * regrename.c (record_operand_use): Keep track of failed operands and stop appending if we see any. * regrename.h (struct operand_rr_info): Add a failed field and shrink n_chains to short. Modified: trunk/gcc/ChangeLog trunk/gcc/regrename.c trunk/gcc/regrename.h