static map as a type function

Meta jared771 at
Wed Sep 23 14:15:23 UTC 2020

On Wednesday, 23 September 2020 at 14:05:50 UTC, Steven 
Schveighoffer wrote:
> On 9/23/20 9:38 AM, Stefan Koch wrote:
>> static_map_tf.d(12): vtemplate: 3 (3 unique) instantiation(s) 
>> of template `static_map_tf(alias F)(alias_array types...)` 
>> found
> Ah ok. You meant the static map template is going to be 
> different because the lambdas are considered different aliases.
> That's standard behavior for the current compiler too. I 
> thought you meant that type functions have an extra problem 
> with templates using lambdas.
> It makes me wonder -- can the compiler determine identical 
> lambdas and reduce template instantiations? This was one of the 
> problems with moving from string lambdas to actual lambdas.
> -Steve

There was some limited support for lambda comparison added in 

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