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RE: Dejagnu: use -isystem to include system header files.
- From: "Richard Earnshaw" <Richard dot Earnshaw at arm dot com>
- To: "Nick Clifton" <nickc at redhat dot com>, "Richard Earnshaw" <rearnsha at gcc dot gnu dot org>
- Cc: <binutils at sources dot redhat dot com>, <gdb-patches at sources dot redhat dot com>, <newlib at sources dot redhat dot com>
- Date: Thu, 18 Nov 2004 20:07:05 -0000
- Subject: RE: Dejagnu: use -isystem to include system header files.
> > I think the gcc/include directory must be added implicitly
> from the -B
> > option. It would appear that these add -isystem type include
> > directories, so it might be just a matter of ordering the -B and
> > -isystem options appropriately.
> But - how would this help in the situation where -ansi and -pedantic
> have been specified as well. In those cases we do not want
> to get the
> limits.h file from newlib.
The issue wasn't really about picking up gcc/include/limits.h over
newlib/include/limits.h, it was about how we processed the newlib
version when in strict ANSI mode. That should be handled correctly when
we use -isystem (because that relaxes the rules). So I think we should
try and get the search order back to what it was before, but when still