On Tuesday, 27 March 2012 at 12:57:18 UTC, bearophile wrote:
Steven Schveighoffer:So what the compiler is saying is that you can't call dup with arguments (), you must call it with arguments '() immutable', meaning you must call it on an immutable B, not a mutable B.Any space for compiler error message improvements here?
+1, spent two hours with a similar problem
