[MacPorts] #54215: gcc7: broken on powerpc

[MacPorts]

#54215: gcc7: broken on powerpc
--------------------+------------------
 Reporter:  mojca   |      Owner:
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  gcc7
--------------------+------------------
 gcc7 seems to be broken on PPC

 {{{
 In file included from /path/to/gcc-7-20170226/libgcc/unwind-dw2.c:1728:0:
 /path/to/gcc-7-20170226/libgcc/unwind.inc: In function
 '_Unwind_RaiseException':
 /path/to/gcc-7-20170226/libgcc/unwind.inc:136:1: error: unrecognizable
 insn:
  }
  ^
 (jump_insn/f 193 192 194 14 (parallel [
             (return)
             (use (symbol_ref:SI ("*eh_rest_world_r10")))
             (clobber (reg:SI 11 r11))
             (set (reg:SI 70 cr2)
                 (mem/c:SI (plus:SI (reg/f:SI 1 r1)
                         (const_int 4 [0x4])) [30  S4 A8]))
 }}}

 See: https://build.macports.org/builders/ports-10.5_ppc_legacy-
 builder/builds/28045

 I submitted a bug report upstream:
 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80865

--
Ticket URL: <https://trac.macports.org/ticket/54215>
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