https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84483

            Bug ID: 84483
           Summary: powerpc sub-optimal code generation - conditional
                    relative branch to and over blr
           Product: gcc
           Version: 8.0.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: npiggin at gmail dot com
  Target Milestone: ---

Created attachment 43472
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43472&action=edit
test case with description in comment at the top

I have attached a test case derived loosely from Linux spinlock code that has
two possible types of sub-optimal code generation with relative branches used
to execute or avoid a blr. Conditional blr might be used instead.

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