From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bakul Shah <bakul@bitblocks.com>
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Date: Wed,  1 Aug 2018 17:27:30 -0700
References: <20180801072134.DEB31156E400@mail.bitblocks.com>
	<CAOw7k5jsW0WUTaqE1N_L5_2KVyvxLt74=Nwrd5JTOuRnNGQSuw@mail.gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
In-Reply-To: <CAOw7k5jsW0WUTaqE1N_L5_2KVyvxLt74=Nwrd5JTOuRnNGQSuw@mail.gmail.com>
Message-Id: <079A451E-7BFC-4E52-99AA-2E58449C1346@bitblocks.com>
Subject: Re: [9fans] A compiler bug
Topicbox-Message-UUID: d99d9dfe-ead9-11e9-9d60-3106f5b1d025

On Aug 1, 2018, at 4:35 PM, Charles Forsyth <charles.forsyth@gmail.com> =
wrote:

> even so, the format and intention of the example seems practical (with =
the correct cast to uintptr) and "An implementation may accept other =
forms of constant expressions".
> it should be fairly easy to add as an extension with consistent =
handling across ?c.

Both gcc and clang handle this case. This example was derived from
ObjectIcon (it works on plan9/x86 & unix systems but not on plan9/arm).

I am not familiar with the C compiler sources but will take a look.

Thanks for your response.=