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Re: not computable at load time

From: Richard Biener <richard dot guenther at gmail dot com>
To: Andreas Schwab <schwab at suse dot de>
Cc: paulkoning at comcast dot net,GCC Development <gcc at gcc dot gnu dot org>
Date: Mon, 28 May 2018 18:03:13 +0200
Subject: Re: not computable at load time
References: <1A72BAC7-9DFB-4F98-9191-DDE896021A41@comcast.net> <CAFiYyc13yZQzJK6+K29Uxn8f8g7_Zk6V7HgVt9mkMRo4Cqy-RA@mail.gmail.com> <mvmefhwnjnz.fsf@suse.de>

On May 28, 2018 12:45:04 PM GMT+02:00, Andreas Schwab <schwab@suse.de> wrote:
>On Mai 28 2018, Richard Biener <richard.guenther@gmail.com> wrote:
>
>> It means there's no relocation that can express the result of 's.f -
>&s.b'
>> and the frontend doesn't consider this a constant expression (likely
>because
>> of the conversion).
>
>Shouldn't the frontend notice that s.f - &s.b by itself is a constant?

Sure - the question is whether it is required to and why it doesn't. 

Richard. 

>Andreas.

Follow-Ups:
- Re: not computable at load time
  - From: Paul Koning

References:
- not computable at load time
  - From: Paul Koning
- Re: not computable at load time
  - From: Richard Biener
- Re: not computable at load time
  - From: Andreas Schwab

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