std.functional.memoize : thread local or __gshared memoization?

[Kagamin via Digitalmars-d]

On Saturday, 27 May 2017 at 10:29:05 UTC, Ola Fosheim Grøstad 
wrote:
> Hm, I would think that using __gshared would not be affected by 
> compiler improvements, since it would turn off optimizations 
> that assume that the variable doesn't change between reads?

Like volatile? Volatile doesn't work. Why would you want that? 
__gshared has purpose to behave like old good global variable 
simply to provide a low level feature for a system language, if 
you need something else, then use the right tool.