On 7/25/2014 3:31 PM, Walter Bright wrote: > On 7/25/2014 2:44 PM, H. S. Teoh via Digitalmars-d wrote: >> Uncommenting the const in opCmp fixes the problem. WAT? > > opCmp must be const in order to be recognized for TypeInfo. > See https://dlang.org/operatoroverloading#compare