# The C function associated to a mmethoddef
	fun separate_runtime_function: SeparateRuntimeFunction
	do
		var res = self.separate_runtime_function_cache
		if res == null then
			var recv = mclassdef.bound_mtype
			var msignature = msignature.resolve_for(recv, recv, mclassdef.mmodule, true)
			res = new SeparateRuntimeFunction(self, recv, msignature, c_name)
			self.separate_runtime_function_cache = res
		end
		return res
	end