[Issue 13156] `abstract` attribute should be disallowed in `interface`s

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13156

b2.temp at gmx.com changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |b2.temp at gmx.com
         Resolution|---                         |INVALID

--- Comment #1 from b2.temp at gmx.com ---
interface I{void a();}
static assert(__traits(isAbstractFunction, I.a));

--