[Issue 19373] can't link dmd on macOS

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19373

--- Comment #4 from Nicholas Wilson <iamthewilsonator at hotmail.com> ---
My list of missing symbols is much shorter though:
Undefined symbols for architecture x86_64:
  "movregconst(CodeBuilder&, unsigned int, unsigned long long, unsigned int)",
referenced from:
      regwithvalue(CodeBuilder&, unsigned int, unsigned long long, unsigned
int*, unsigned int) in backend.a(cgen.o)
  "reghasvalue(unsigned int, unsigned long, unsigned int*)", referenced from:
      simplify_code(code*) in backend.a(cod3.o)
      ...
  "regwithvalue(CodeBuilder&, unsigned int, unsigned long, unsigned int*,
unsigned int)", referenced from:
      load87(CodeBuilder&, elem*, unsigned int, unsigned int*, elem*, int) in
backend.a(cg87.o)
      ...
  "genc2(code*, unsigned int, unsigned int, unsigned long)", referenced from:
      doswitch(CodeBuilder&, block*) in backend.a(cod3.o)
  "CodeBuilder::genc(unsigned int, unsigned int, unsigned int, unsigned long,
unsigned int, unsigned long)", referenced from:
      cnvt87(CodeBuilder&, elem*, unsigned int*) in backend.a(cg87.o)
      ...
  "CodeBuilder::genc1(unsigned int, unsigned int, unsigned int, unsigned
long)", referenced from:
      ndp_fstp(CodeBuilder&, int, unsigned int) in backend.a(cg87.o)
      ...
  "CodeBuilder::genc2(unsigned int, unsigned int, unsigned long)", referenced
from:
      genjmpifC2(CodeBuilder&, code*) in backend.a(cg87.o)
      ...
  "CodeBuilder::genfltreg(unsigned int, unsigned int, unsigned long)",
referenced from:
      fixresult_complex87(CodeBuilder&, elem*, unsigned int, unsigned int*) in
backend.a(cg87.o)
      fixresult87(CodeBuilder&, elem*, unsigned int, unsigned int*) in
backend.a(cg87.o)
      ...
  "CodeBuilder::genxmmreg(unsigned int, unsigned int, unsigned long, unsigned
int)", referenced from:
      fixresult_complex87(CodeBuilder&, elem*, unsigned int, unsigned int*) in
backend.a(cg87.o)
      fixresult87(CodeBuilder&, elem*, unsigned int, unsigned int*) in
backend.a(cg87.o)
      movxmmconst(CodeBuilder&, unsigned int, unsigned int, unsigned long,
unsigned int) in backend.a(cgxmm.o)
      fixresult(CodeBuilder&, elem*, unsigned int, unsigned int*) in
backend.a(cod1.o)
      loaddata(CodeBuilder&, elem*, unsigned int*) in backend.a(cod1.o)
  "Obj::reftoident(int, unsigned long, Symbol*, unsigned long, int)",
referenced from:
      codout(int, code*) in backend.a(cod3.o)
      do16bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
      do32bit(MiniCodeBuf*, int, evc*, int, int) in backend.a(cod3.o)
      do64bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
      el_ptr(Symbol*) in backend.a(elem.o)
  "Obj::reftodatseg(int, unsigned long, unsigned long, unsigned int, int)",
referenced from:
      codout(int, code*) in backend.a(cod3.o)
      do16bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
      do32bit(MiniCodeBuf*, int, evc*, int, int) in backend.a(cod3.o)
      do64bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
  "Obj::reftocodeseg(int, unsigned long, unsigned long)", referenced from:
      codgen(Symbol*) in backend.a(cgcod.o)
      outswitab(block*) in backend.a(cod3.o)
      do16bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
      do32bit(MiniCodeBuf*, int, evc*, int, int) in backend.a(cod3.o)
      do64bit(MiniCodeBuf*, int, evc*, int) in backend.a(cod3.o)
  "Obj::bytes(int, unsigned long, unsigned int, void*)", referenced from:
      codout(int, code*) in backend.a(cod3.o)
      MiniCodeBuf::flushx() in backend.a(cod3.o)
      el_convstring(elem*) in backend.a(elem.o)
  "Obj::lidata(int, unsigned long, unsigned long)", referenced from:
      outjmptab(block*) in backend.a(cod3.o)
      outswitab(block*) in backend.a(cod3.o)
  "Obj::linnum(Srcpos, int, unsigned long)", referenced from:
      codgen(Symbol*) in backend.a(cgcod.o)
      codout(int, code*) in backend.a(cod3.o)
  "Obj::pubdef(int, Symbol*, unsigned long)", referenced from:
      cod3_thunk(Symbol*, Symbol*, unsigned int, unsigned int, unsigned int,
int, unsigned int) in backend.a(cod3.o)
ld: symbol(s) not found for architecture x86_64

They all seem to be backend symbols.

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