[Bug target/80865] broken compilation on Mac OS X 10.5 / powerpc: unrecognizable insn

[pkg at 1tein dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80865

--- Comment #5 from Christian Cornelssen <pkg at 1tein dot de> ---
Related MacPorts gcc7 ticket:

https://trac.macports.org/ticket/54215

That thread contains confirmations that the build succeeds with the patches of
comment 1 (cumulated in attachment 42124) and test results for powerpc-darwin9
(MacOS X Leopard) plus x86_64-darwin16 (MacOS Sierra).