Re: D vs C++ metaprogramming: why are c++ templates inherently slow

[Timon Gehr]

On 11/04/2012 08:47 PM, Mehrdad wrote:

On Sunday, 4 November 2012 at 16:44:30 UTC, evansl wrote:

  that instantiating a template is inherently expensive

Just a guess, but perhaps pattern-matching templates is NP-complete?

That does not say anything about evaluation speed.