[Bug c/66083] New: Linux kernel fails to boot with O3 optimization

[bobby.prani at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66083

            Bug ID: 66083
           Summary: Linux kernel fails to boot with O3 optimization
           Product: gcc
           Version: 4.9.2
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bobby.prani at gmail dot com
  Target Milestone: ---

Created attachment 35507
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35507&action=edit
Enable O3 optimization

Linux kernel 4.1-rc1 fails to boot with O3 optimization. Patch to enable O3 and
config file attached.