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Date: Tue, 30 Aug 2022 21:53:53 +0000
From: Joseph Myers <joseph@codesourcery.com>
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To: Richard Biener <richard.guenther@gmail.com>
CC: Iain Buclaw <ibuclaw@gdcproject.org>, GCC Patches
	<gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] d: Fix #error You must define PREFERRED_DEBUGGING_TYPE
 if DWARF is not supported (PR105659)
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On Fri, 26 Aug 2022, Richard Biener via Gcc-patches wrote:

> I was hoping Joseph would chime in here - I recollect debugging this kind
> of thing and a thread about this a while back but unfortunately I do not
> remember the details here (IIRC some things get included where they
> better should not be).

See <https://gcc.gnu.org/pipermail/gcc-patches/2021-October/582563.html>.  
Is there some reason it's problematic to avoid having defaults.h or 
${cpu_type}/${cpu_type}.h included in tm_d.h, and instead have tm_d.h only 
include D-specific headers?

-- 
Joseph S. Myers
joseph@codesourcery.com