[Asterisk-Dev] Donate some sip phones to STABLE maintiner

[Kevin P. Fleming]

Brian West wrote:
> yep it can but to fully test and make sure you don't break things you 
> must make clean and start fresh.  I would expect that.

That's actually the whole point of ccache... after you have run 'make 
clean', it can tell whether some (or all) of the sources you are 
building have not changed (nor have anything they include), so it just 
gets the previously built object file from the cache.