[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Windows 64 port

From: Andreas Schwab
Subject: Re: Windows 64 port
Date: Fri, 23 Mar 2012 00:38:04 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.94 (gnu/linux)

Fabrice Popineau <address@hidden> writes:

> Well ... the range is not wider with an unsigned int.

Unsigned arithmetics can never overflow.

> Maybe I'm too naive but if x is unsigned, I don't expect to
> see -x . The implicit semantics for unsigned is x >= 0.

-x is well defined for any value of unsigned integer type.


Andreas Schwab, address@hidden
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

reply via email to

[Prev in Thread] Current Thread [Next in Thread]