[Patch] gfortran.dg/dg.exp: Add libgfortran as -I flag for ISO*.h [PR101305] (was: [PATCH 3/3] [PR libfortran/101305] Fix ISO_Fortran_binding.h paths in gfortran testsuite)

[Jakub Jelinek]

On Thu, Jul 29, 2021 at 12:56:32AM +0200, Jakub Jelinek wrote:
> On Wed, Jul 28, 2021 at 01:22:53PM +0200, Tobias Burnus wrote:
> > gfortran.dg/dg.exp: Add libgfortran as -I flag for ISO*.h [PR101305]
> > 
> > gcc/testsuite/
> > 	PR libfortran/101305
> > 	* gfortran.dg/dg.exp: Add '-I <get_multilibs>/libgfortran'
> > 	compile flag.
> 
> Wouldn't it be better to do that in gcc/testsuite/lib/gfortran.exp
> to GFORTRAN_UNDER_TEST there next to
> -B$specpath/libgfortran/ ?
> So that we don't add it for the installed gfortran testing - there
> we want to test what installed gfortran will do,
> and will affect also libgomp testing.

Though, I guess we need that mostly for the C FE, so perhaps it needs to go
at the start of additional_flags=, whether TEST_ALWAYS_FLAGS is empty or
not.

	Jakub