LLVM updates

[Daniel Keep]

bearophile wrote:
> There are some improvements in the last LLVM V.2.5, among them now LLVM provides intrinsics for (some) arithmetic with overflow operations:
> http://llvm.org/docs/LangRef.html#int_overflow
> 
> Introducing such feature into D (LDC and more) is even simpler now :-)
> 
> Bye,
> bearophile

http://icanhascheezburger.files.wordpress.com/2007/12/funny-pictures-begging-cat.jpg

DO WANT. :D

  -- Daniel