Stack Alignment for Numerics

[bearophile]

Don:
> Something that's changed since this issue 
> was last raised, is that the DMD backend now has 8-byte stack alignment 
> for the Mac compiler.

Isn't the default alignment on osx 16 bytes?
http://blogs.embarcadero.com/eboling/2009/05/20/5607

I think it can be good to do some experiments and benchmarks (on Linux or Windows) to compare few alternative implementation ideas, for example using LLVM.

Bye,
bearophile