[ccache] Trouble sharing cache results when compiling with -isystem instead of -I

Robert Houghton robert.c.d.houghton at gmail.com
Sat Sep 5 21:46:30 UTC 2015

OK.  I'm working on  a patch to support - isystemfoo
On Sep 5, 2015 13:40, "Joel Rosdahl" <joel at rosdahl.net> wrote:

> Robert Houghton wrote:
> > Is looks like ccache v3.2.1 will not use the CCACHE_BASEDIR option when
> > considering paths provided by -isystem. Is this intentional, an
> oversight,
> > or a bug?
> ccache does recognize -isystem, but only when used like "-isystem foo",
> not in the form "-isystemfoo" (it's news to me that GCC accepts that
> strange variant)... So try adding a space.
> -- Joel

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