[Bug c/77468] New: C-ray regression on Aarch64

[tulipawn at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77468

            Bug ID: 77468
           Summary: C-ray regression on Aarch64
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tulipawn at gmail dot com
  Target Milestone: ---

Compared to gcc 5.3, 7.0 produces slower code:

http://openbenchmarking.org/result/1609039-HA-CRAYREGRE68

I'm going to do some profiling tomorrow.