[ccache] auto-disabling ccache when gcc gets plugins?

[Basile Starynkevitch]

On Fri, Oct 19, 2012 at 11:18:58AM +1100, Martin Pool wrote:
> Disabling all caching because any plugins are used seems like a bit of
> overkill: while they _can_ be impure, I wonder if most will be?  But
> probably disabling when MELT is present would be reasonable.
> 
> There is existing code to disable caching when particular flags are present
> so it should be a one-line fix.

In what function (and what line?) of ccache.c do you believe should I patch that fix?

Regards.

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