https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71709
--- Comment #13 from Bill Schmidt <wschmidt at gcc dot gnu.org> --- Author: wschmidt Date: Wed Sep 28 21:36:59 2016 New Revision: 240599 URL: https://gcc.gnu.org/viewcvs?rev=240599&root=gcc&view=rev Log: 2016-09-28 Bill Schmidt <wschm...@linux.vnet.ibm.com> Alan Modra <amo...@gmail.com> Backport from mainline 2016-07-01 Alan Modra <amo...@gmail.com> PR rtl-optimization/71709 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg being set, not referenced. Modified: branches/gcc-5-branch/gcc/ChangeLog branches/gcc-5-branch/gcc/ira-lives.c