Function rustc_codegen_llvm::debuginfo::metadata::subroutine_type_metadata

fn subroutine_type_metadata<'ll, 'tcx>(
    cx: &CodegenCx<'ll, 'tcx>, 
    unique_type_id: UniqueTypeId, 
    signature: PolyFnSig<'tcx>
) -> MetadataCreationResult<'ll>