if macro.args == nil {
		in.Push(NewSlice(in.Base(), in.Line(), macro.tokens))
		return
	}
	tok := in.Stack.Next()
	if tok != '(' {
		// If the macro has arguments but is invoked without them, all we push is the macro name.
		// First, put back the token.
		in.peekToken = tok
		in.peekText = in.text
		in.peek = true
		in.Push(NewSlice(in.Base(), in.Line(), []Token{Make(macroName, macro.name)}))

			if err := adb("exec-out", "mkdir", "-p", path.Dir(deviceModDir)); err != nil {
				return 0, err
			}
			// We use a single recursive 'adb push' of the module root instead of
			// walking the tree and copying it piecewise. If the directory tree
			// contains nested modules this could push a lot of unnecessary contents,
			// but for the golang.org/x repos it seems to be significantly (~2x)