Like all things, it&#x27;s not a panacea: <a href="https:&#x2F;&#x2F;blog.flameeyes.eu&#x2F;2010&#x2F;07&#x2F;debunking-ccache-myths-redux" rel="nofollow">https:&#x2F;&#x2F;blog.flameeyes.eu&#x2F;2010&#x2F;07&#x2F;debunking-ccache-myths-red...</a><p>Of course, if you&#x27;re rebuilding the same code over and over it can be a net win, but -in the comments- it is mentioned that the obvious things -that one might end up doing somewhat frequently in C&#x2F;C++ development- invalidate the cache.