On 2002-10-29, Christoph Bugel wrote:
> On 2002-10-29, Muli Ben-Yehuda wrote:
> > We've had a thread recently about ccache and potential
> > pitfalls. johnm on advogato has discovered one such pitfall.
> > The details:
> > 
> > http://www.advogato.org/person/johnm/diary.html?start=23
> 
> IIRC, ccache promises to produce the same results as the real
> compiler *only* if the compiler itself has not changed.
> 
> And IIRC, the heuristic to know if the compiler has changed is
> simply to look at the timestamp of the compiler frontend
> executable.
> 
> So if, for example, gas was upgraded, or something similar,
> ccache wil not know about it. So maybe it's a feature, not a
> bug.  Just guessing, didn't try to reproduce it.

But this still doesn't explain the warning dated from august..

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