recent troubles with float vectors & bitwise ops

Rask Ingemann Lambertsen rask@sygehus.dk
Wed Aug 22 13:55:00 GMT 2007


On Wed, Aug 22, 2007 at 11:47:52AM +0100, Dave Korn wrote:
> 
>   Well, I like to think that I could cast the address to unsigned char*, memcpy a bunch of them to the address of an int, then dereference the int and the compiler would realise it was a no-op and optimise it away, but I doubt thatt would actually happen...

   It did a few months ago, at least for scalar variables. Have we
regressed in this area?

-- 
Rask Ingemann Lambertsen



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