Re: [boost] [optional] Strict Aliasing Warnings on Trunk

Subject: Re: [boost] [optional] Strict Aliasing Warnings on Trunk
From: Patrick Horgan (phorgan1_at_[hidden])
Date: 2009-12-18 15:27:39

Emil Dotchevski wrote:
> ...elision by patrick...
> I'm not sure what you mean. There is a standard implementation of
> reinterpret_cast.
>   
It's just that the standard implementation is to leave it up to the 
implementer what he wants to do.

 From 5.2.10 Reinterpret cast section of an October 2008 ballot of the spec:

3 The mapping performed by reinterpret_cast is implementation-defined. [ 
Note: it might, or might not,
produce a representation different from the original value. — end note ]

best regards,

Patrick