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Re: build system: gcc_cv_libc_provides_ssp and NATIVE_SYSTEM_HEADER_DIR

From: Thomas Schwinge
Subject: Re: build system: gcc_cv_libc_provides_ssp and NATIVE_SYSTEM_HEADER_DIR
Date: Fri, 10 Oct 2008 14:47:49 +0200
User-agent: Mutt/1.5.11


On Fri, Oct 10, 2008 at 01:25:52PM +0200, Samuel Thibault wrote:
> Thomas Schwinge, le Fri 10 Oct 2008 10:37:50 +0200, a écrit :
> > Ideally, IMO, this test (for stack-smashing-protection support in glibc)
> > should not be done by grepping through SYSROOT's features.h, but instead
> > by using the CPP for doing that.  The problem is that CPP has not yet
> > been bulit at the place where the test is currently been done (in GCC's
> > configure).
> Err, ok but can't we use the host's cpp?  That one is supposed to be
> able to parse features.h

Yes, this could be used to avoid the grepping, but we'd still have to
manually tell it where to find the target's include files, so that (main)
problem would remain.


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