[Bug target/95247] New: Backport the DRIVER_SELF_SPECS implementation of -mdejagnu-cpu= to GCC 9

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95247

            Bug ID: 95247
           Summary: Backport the DRIVER_SELF_SPECS implementation of
                    -mdejagnu-cpu= to GCC 9
           Product: gcc
           Version: 9.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: segher at gcc dot gnu.org
  Target Milestone: ---

Doug Rupp says that it fixes his problems:
https://gcc.gnu.org/pipermail/gcc-patches/2020-May/546176.html
(thread starts at
https://gcc.gnu.org/pipermail/gcc-patches/2020-May/546072.html ).  It should be
perfectly safe to backport, so I'll do that tomorrow.