How to change from arduino C code to assembly code? Easily if we don't know the assembly language

I don't have an Arduino to try this, but it looks like a possible solution here. Be sure to read the whole discussion because there is danger of losing files if you are not careful. https://forum.arduino.cc/t/how-can-one-view-the-assembly-code-output-from-the-arduino-ide/50302/3