Subject: Re: [boost] [Smart Ptr] make_shared slower than shared_ptr(new) on VC++9 (and 10) with fix
From: Mathias Gaunard (mathias.gaunard_at_[hidden])
Date: 2012-04-26 16:26:24
On 26/04/12 22:08, Jeffrey Lee Hellrung, Jr. wrote:
> Doesn't the same thing happen in boost::optional and boost::variant?
Yes, their code is arguably ill-formed, but I'm sure some people claim
AFAIK the only way to implement this in a standard conforming way is
with C++11 unrestricted unions.
Alternatively, all compilers that implement strict aliasing provide
attributes to allow aliasing locally.
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