Do I have to pass parameters with ref explicitly?

[Ali Çehreli]

On 4/17/22 01:45, Ali Çehreli wrote:

 > In D, if it
 > is an input to a function, then mark it as 'in' and the compiler will do
 > some magic:
 >
 >    https://dlang.org/spec/function.html#in-params

I should have remembered that there are some improvements coming for 
-preview=in as reported by Mathias Lang and as relayed by Mike Parker here:

   https://forum.dlang.org/post/zfmkiqwkkexeaohjsuru@forum.dlang.org

Ali