[Bug bootstrap/102923] New: [12 Regression] powerpc64 (BE) linux all languages bootstrap broken after libffi 3.4.2 import.

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102923

            Bug ID: 102923
           Summary: [12 Regression] powerpc64 (BE) linux all languages
                    bootstrap broken after libffi 3.4.2 import.
           Product: gcc
           Version: 10.2.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: iains at gcc dot gnu.org
  Target Milestone: ---

r12-4560-gad44c6a56c77 is OK.
r12-4567-g16ce822ed14e6 fails to build linux64_closure.S from libffi.

../../../src-patched/libffi/src/powerpc/linux64_closure.S:404: Error:
unrecognized opcode: `lvx'
make[4]: *** [src/powerpc/linux64_closure.lo] Error 1

(many instances, also for stvx)