https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61605
--- Comment #9 from vries at gcc dot gnu.org --- Author: vries Date: Fri Oct 17 06:36:35 2014 New Revision: 216364 URL: https://gcc.gnu.org/viewcvs?rev=216364&root=gcc&view=rev Log: Handle copy cycles in pass_cprop_hardreg 2014-10-17 Tom de Vries <t...@codesourcery.com> PR rtl-optimization/61605 * regcprop.c (copyprop_hardreg_forward_1): Add copy_p and noop_p. Don't notice stores for noops. Don't regard noops as copies. Modified: trunk/gcc/ChangeLog trunk/gcc/regcprop.c