Fixing C's Biggest Mistake

[Adam D Ruppe]

On Saturday, 31 December 2022 at 01:45:06 UTC, Walter Bright 
wrote:
> But hey, this discussion is ultimately pointless. D will get 
> sumtypes

Object and int* and friends are already sumtypes.

They are

sumtype {
    typeof(null),
    actual Object/int*/whatever
}


But the compiler doesn't really realize this.