Artur Krzysztof Szostak <artur@xxxxxxxxxxxxxxxxxxx> writes: > > It should work if you also pass the -g option. > > > But I want the high level source with out the -g option. I want to see what > the assembly would look like with -O or event -O3. I basically want in the .s > file a comment containing the source code line and under it the generated > assembly code that corresponds to it. Something like what is possible with > VC++ I don't think there is any simple way to do this without using the -g option. Note that the -g option does not affect code generation in any way. You can use -O3 with or without -g, and you will get the same code. Ian