dmd foreach loops throw exceptions on invalid UTF sequences, use replacementDchar instead

[Adam D Ruppe]

On Thursday, 4 November 2021 at 07:51:11 UTC, Elronnd wrote:
> What is (potentially) questionable imo is that given foreach 
> (c; a), c will be inferred to be dchar; you have to explicitly 
> ask for char.  Perhaps that default should be reversed.  (This 
> will definitely break code, though, and may not be worth it.)

That's not true. It will always be the type of the thing:

void main() {
         foreach(a; "test")
                 pragma(msg, typeof(a)); // immutable(char) NOT 
dchar
}