[cmake-developers] $LIST_LENGTH{} syntax (was: Support for list length expression in if()-command?)

[Brad King]

On 1/22/19 7:40 AM, Daniel Franke wrote:
> Whats about a Syntax like
> 
> ${list::LENGTH}

That would require dispatch after matching `${VAR}` syntax, and
that lookup is one of the hottest paths according to profiling.
We already have $ENV{} and $CACHE{} syntax.

-Brad