From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Tue,  5 Jan 2016 13:03:43 -0800
To: 9fans@9fans.net
Message-ID: <321164069abe6f4cf3ffa50700e88b60@lilly.quanstro.net>
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Subject: Re: [9fans] subtracting pointers on amd64 6c
Topicbox-Message-UUID: 7e75f516-ead9-11e9-9d60-3106f5b1d025

> since 6c is more commonly used now, and there's more interest or need,
> it's probably best just to introduce the difference type and change
> the result type.  it's the same thing with usize.  i'll see if i can
> add some code to check for mismatches automatically.
>
> there are usable ANSI formats for the difference and sizeof types.

i'm using usize, and its print modifier 'z' in 9atom.
i haven't added 't' for ptrdiff, since it doesn't exist in the compilers.

- erik