cross-toolchain-base-devs team mailing list archive

[Bastian Blank <waldi@xxxxxxxxxx>]

Hi

On Thu, Mar 21, 2024 at 08:48:01PM +0100, Helmut Grohne wrote:
> I was recently working on gcc builds and this disagreement currently
> makes stuff unbuildable. Hence I looked into solutions and/or
> workarounds.

Care to just share what you actually found?  Where is it broken and how
to see this?

Because this whole thing started with "it is broken, but I won't tell
you where or what or how".

> On Tue, Mar 05, 2024 at 09:50:27AM +0100, Helmut Grohne wrote:
> > > You just said that the search path used during the build of the
> > > toolchain and the one for everything else are unrelated.  So you are
> > > free to create $BUILD/tmp-include with symlinks for asm, asm-generic,
> > > linux.
> > > 
> > > The toolchain as installed already finds all headers.  So I still don't
> > > see why we need this in the final system.
> > 
> > I find this argument fairly convincing and hope Matthias also does.
> 
> As a result, I implemented the proposed change and am attaching it for
> discussion here. I've implemented it in a way that if there is a sysroot
> linux header installation, it'll be preferred. Do you see any downsides
> of this approach?

I wonder now.  How would that ever work for the native build?  Or does
the native build already do those symlinks?  Or are native and cross
configured differently?  Or is that a weird difference in gcc itself?

Bastian

-- 
Oblivion together does not frighten me, beloved.
		-- Thalassa (in Anne Mulhall's body), "Return to Tomorrow",
		   stardate 4770.3.