Constructor function type for this target's assembly MCStreamer.
Declared in <llvm/MC/TargetRegistry.h>
using AsmStreamerCtorTy = MCStreamer*(*)(MCContext&, std::unique_ptr<formatted_raw_ostream>, std::unique_ptr<MCInstPrinter>, std::unique_ptr<MCCodeEmitter>, std::unique_ptr<MCAsmBackend>);