[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-12-06 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 Christophe Lyon changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #

[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-12-05 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolutio

[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-12-05 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 --- Comment #3 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Wed Dec 5 15:53:03 2018 New Revision: 266829 URL: https://gcc.gnu.org/viewcvs?rev=266829&root=gcc&view=rev Log: Use unsigned arithmetic for demoted vector plus/minus/mu

[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-12-01 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 --- Comment #2 from rsandifo at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #0) > Something I've discovered by code inspection: > > int a[64], b[64], c[64]; > > void > foo () > { > int i; > for (i = 0; i < 64; i++) > {

[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-12-01 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirme

[Bug tree-optimization/88064] [9 Regression] Incorrect vectorizer over_widening pattern handling

2018-11-16 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88064 Jakub Jelinek changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org Target Mil