[MacPorts] #65996: luajit: unwinder errors on 10.5.8

[MacPorts]

#65996: luajit: unwinder errors on 10.5.8
-------------------------------------------+--------------------------
 Reporter:  barracuda156                   |      Owner:  barracuda156
     Type:  defect                         |     Status:  assigned
 Priority:  Normal                         |  Milestone:
Component:  ports                          |    Version:  2.7.2
 Keywords:  powerpc, leopard, snowleopard  |       Port:  luajit
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 {{{
 LINK      luajit
 /opt/local/bin/gcc-mp-11  -L/opt/local/lib
 -Wl,-headerpad_max_install_names -arch ppc    -o luajit luajit.o
 libluajit.a -lm
 Undefined symbols:
   "__Unwind_SetGR", referenced from:
       _lj_err_unwind_dwarf in libluajit.a(ljamalg.o)
   "__Unwind_SetIP", referenced from:
       _err_unwind_jit in libluajit.a(ljamalg.o)
       _lj_err_unwind_dwarf in libluajit.a(ljamalg.o)
   "__Unwind_GetIP", referenced from:
       _err_unwind_jit in libluajit.a(ljamalg.o)
   "__Unwind_GetCFA", referenced from:
       _lj_err_unwind_dwarf in libluajit.a(ljamalg.o)
   "__Unwind_RaiseException", referenced from:
       _lj_err_throw in libluajit.a(ljamalg.o)
   "___register_frame", referenced from:
       _mcode_allocarea in libluajit.a(ljamalg.o)
   "__Unwind_DeleteException", referenced from:
       _lj_err_unwind_dwarf in libluajit.a(ljamalg.o)
   "___deregister_frame", referenced from:
       _lj_mcode_free in libluajit.a(ljamalg.o)
 ld: symbol(s) not found
 collect2: error: ld returned 1 exit status
 make[2]: *** [luajit] Error 1
 }}}

 (Also identical failure on 10.6 PPC with gcc12.)

 Assigning to myself, this unwinder issues should be solved.

 P. S. Portfile has to blacklist `gcc-4.0` too, I will add that later, once
 unwinder errors fixed.

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Ticket URL: <https://trac.macports.org/ticket/65996>
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