panic(fmt.Sprintf("%s.%s expects %d arguments, but received %d", funSym.Pkg.Path, funSym.Name, hook.argsNum, len(args)))
			}
			var hookArgs []ir.Node
			for _, arg := range args {
				hookArgs = append(hookArgs, tracecmpArg(arg, types.Types[hook.paramType], init))
			}
			hookArgs = append(hookArgs, fakePC(n))
			init.Append(mkcall(hook.runtimeFunc, nil, init, hookArgs...))
		}
	}
}