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Date: Wed, 09 Jan 2019 17:21:00 -0000
From: Joseph Myers <joseph@codesourcery.com>
To: =?ISO-8859-15?Q?Martin_Li=A8ka?= <mliska@suse.cz>
CC: Jakub Jelinek <jakub@redhat.com>, Bernhard Reutner-Fischer	<rep.dot.nop@gmail.com>, Richard Biener <richard.guenther@gmail.com>,	"fortran@gcc.gnu.org" <fortran@gcc.gnu.org>, Thomas Koenig	<tkoenig@netcologne.de>, Toon Moene <toon@moene.org>, GCC Patches	<gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH][RFC] Extend locations where to seach for Fortran pre-include.
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References: <CAFiYyc1cczXvCf1v4PPhHVmuvT_W8RuU+8R05vjuJ=_c_nP-6w@mail.gmail.com> <20181115205423.GC11625@tucnak> <041fb30d-f232-d526-0d8a-275d5ceafa2d@suse.cz> <20181116134952.GI11625@tucnak> <9979fb3e-f010-a48a-8ab7-55017d2d4c81@suse.cz> <f135e1be-4c90-aff5-e863-1f5bcf06fa44@suse.cz> <e9a7ee21-f103-60fe-fa78-c3fbf22ac082@suse.cz> <20181120142731.GA11625@tucnak> <alpine.DEB.2.21.1811201804450.27258@digraph.polyomino.org.uk> <3e302273-8b8d-ab4b-e0e5-cb3a3c5ef8e3@suse.cz> <alpine.DEB.2.21.1811221422310.8042@digraph.polyomino.org.uk> <f7d4ddfe-5e99-e90f-0c64-9c3cf92bea98@suse.cz> <alpine.DEB.2.21.1811231803210.6394@digraph.polyomino.org.uk> <d50abb14-55c4-439e-6808-cb96cef758f6@suse.cz> <alpine.DEB.2.21.1811261840020.30345@digraph.polyomino.org.uk> <d063e52a-c1c1-5bdc-14bb-9f917a652ec7@suse.cz> <33d4a41b-8da7-c970-8150-18f42675bd39@suse.cz> <3bc64078-e4cf-14f1-cdac-5dd844826db0@suse.cz> <alpine.DEB.2.21.1901091707490.22775@digraph.polyomino.org.uk>
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On Wed, 9 Jan 2019, Joseph Myers wrote:

> Also, could you clarify what, in the patch 
> <https://gcc.gnu.org/ml/gcc-patches/2018-11/msg02089.html> (if that's 
> still the current version),
> 
> > +  add_sysrooted_hdrs_prefix (&prefixes, argv[2], NULL, 0, 0, false);
> 
> is doing (that is, examples of what sort of prefixes it's adding)?

(I guess this indicates something for the next revision of the patch - if 
each add_sysrooted_hdrs_prefix call has a comment indicating the sort of 
path you expect to be searched, e.g. 
<sysroot>/usr/include/finclude/<multilib>, that would help both review and 
subsequent readers of the code.)

-- 
Joseph S. Myers
joseph@codesourcery.com