Michael Veksler <[EMAIL PROTECTED]> writes:
| Nathan Sidwell <[EMAIL PROTECTED]> wrote on 28/06/2005 18:48:26:
|
| >
| > why are you talking about one's complement in the context of gcc. From
| > implement-c.texi
| >
| > @cite{Whether signed integer types are represented using sign and
| magnitude,
| > two's complement, or one's complement, and whether the extraordinary
| value
| > is a trap representation or an ordinary value (C99 6.2.6.2).}
| >
| > GCC supports only two's complement integer types, and all bit patterns
| > are ordinary values.
| >
| > please stop considering non 2's complement stuff.
| >
|
| Sorry, did not realize this was documented this way.
| Is "implement-c.texi" part of the user visible documentation, or is it
| targeted for gcc developers?
It is targted at the user audience.
An issue I raised earlier -- that still remains -- is how, pratically,
that differs from the modulo semantics and the loop optimizer is not
willing to make under some circumstances.
-- Gaby
