r256001 - in /trunk/gcc: ChangeLog sel-sched.c

[amonakov@gcc.gnu.org]

Author: amonakov
Date: Tue Dec 26 14:34:33 2017
New Revision: 256001

URL: https://gcc.gnu.org/viewcvs?rev=256001&root=gcc&view=rev
Log:
sel-sched: fix zero-usefulness case in sel_rank_for_schedule (PR 83513)

	PR rtl-optimization/83513
	* sel-sched.c (sel_rank_for_schedule): Order by non-zero usefulness
	before priority comparison.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sel-sched.c