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From: "ro at CeBiTec dot Uni-Bielefeld.DE" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/98531] g++.dg/modules/xtreme-header-2_a.H etc. FAIL
Date: Tue, 05 Jan 2021 14:00:03 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98531

--- Comment #2 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot U=
ni-Bielefeld.DE> ---
> --- Comment #1 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
> +FAIL: g++.dg/modules/xtreme-header-2_a.H module-cmi=20
> (gcm.cache/vol/gcc/src/hg/master/local/gcc/testsuite/g++.dg/modules/xtrem=
e-header-2_a.H.gcm)
>
>   must not use absolute filename here
>
> But that's the unique key the preprocessor is using to identify the file.=
  Do
> you have a suggestion as to how else to identify it?

Maybe just the filename relative to $srcdir?  We frown upon absolute
pathnames in test names because they make it impossible to compare
testresults between different systems.  Even if the same srcdir were
mounted in different places on clients, results would differ.=