sel-sched: fix zero-usefulness case in sel_rank_for_schedule (PR 83513)
authorAlexander Monakov <amonakov@ispras.ru>
Tue, 26 Dec 2017 14:34:33 +0000 (17:34 +0300)
committerAlexander Monakov <amonakov@gcc.gnu.org>
Tue, 26 Dec 2017 14:34:33 +0000 (17:34 +0300)
commit999ad881ea60fcfce06706091a5f1ce9de6799a6
tree467e913b98521e862889ddd6cef97d49476d03fe
parentfe3988babe0f5a07e5e00b69315560ab97762bcc
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.

From-SVN: r256001
gcc/ChangeLog
gcc/sel-sched.c