Try to improve cache hit rates by 'normalizing' command lines
Try to improve cache hit rates by 'normalizing' command lines

For a start, before computing the hash sum, we will remove all the compiler
switches which only influence the preprocessor. These switches should be
covered implicitely already as we also hash the complete preprocessed source
code.

webmaster128/clcache,webmaster128/clcache,webmaster128/clcache