speedy recompiles

[Mike -- EMAIL IGNORED]

On Tue, 30 Oct 2007 12:29:40 -0400, Todd Zullinger wrote:

> Mike -- EMAIL IGNORED wrote:
>> On FC7, in compiling my libraries, I see that re-compiles of C++ code
>> goes much faster than than the original compiles.  I delete all *.o
>> between the compiles.  How does that happen?
> 
> Do you have ccache installed?  That will cache previous compiles.
> 
[...]

Indeed:

# rpm -q ccache
ccache-2.4-8.fc7

After looking at man, I tried:
# ccache -C
and it reverted to the slower speed.

Mike.