C++ const expression are not that const after all

[Luc Bourhis via Digitalmars-d]

On Tuesday, 28 April 2015 at 02:48:09 UTC, H. S. Teoh wrote:
> On Tue, Apr 28, 2015 at 02:24:01AM +0000, deadalnix via 
> Digitalmars-d wrote:
>> http://b.atch.se/posts/non-constant-constant-expressions/
>
> Whoa. This is gonna give me nightmares tonight... that is 
> absolutely
> insane.

The author of that blog seems to see his finding in a positive 
light actually.
As it makes it possible to write more powerful template 
metaprograms!