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From: Florian Weimer <fw@deneb.enyo.de>
To: "Joshua Nye" <josh@boxcarmedia.com>
Cc: "Steve Dondley" <s@dondley.com>,  <gcc-help@gcc.gnu.org>
Subject: Re: Avoiding "assignment from incompatible pointer type" warning
Date: Mon, 21 Oct 2002 03:12:00 -0000	[thread overview]
Message-ID: <87r8ekumlc.fsf@deneb.enyo.de> (raw)
In-Reply-To: <001801c27478$0ee5e480$c800a8c0@pdc1.boxcarmedia.com> ("Joshua Nye"'s message of "Tue, 15 Oct 2002 14:24:10 -0400")

"Joshua Nye" <josh@boxcarmedia.com> writes:

>> > int *p;
>> > float g = 3.141592653589793238;
>> > p = (int *)&g;
>> 
>> Is this code legal?  I doubt it.
>> 
>
> What do you consider legal and why wouldn't it be?

Casting a pointer from float to int can result in undefined behavior
on some implementations.

  reply	other threads:[~2002-10-21 10:12 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-10-13  9:08 Steve Dondley
2002-10-13  9:28 ` Joshua Nye
2002-10-13  9:34   ` Steve Dondley
2002-10-13 15:09   ` Florian Weimer
2002-10-13 15:19     ` Joshua Nye
2002-10-15 11:24     ` Joshua Nye
2002-10-21  3:12       ` Florian Weimer [this message]
2002-10-21  4:22         ` Claudio Bley
2002-10-21  4:30           ` Florian Weimer
2002-10-21  6:48             ` Claudio Bley
2002-10-21  4:42           ` Sebastian Huber
2002-10-21  6:43           ` John Love-Jensen
2002-10-21  6:52             ` Florian Weimer
2002-10-13 13:37 Moore, Mathew L
2002-10-13 15:10 ` Florian Weimer
2002-10-21  6:07 Moore, Mathew L
2002-10-21  7:04 Moore, Mathew L
2002-10-21  7:17 ` Florian Weimer
2002-10-21  7:43   ` John Love-Jensen

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