[Issue 16980] [REG2.072.0] wrong interface called

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=16980

Suleyman Sahmi (سليمان السهمي) <sahmi.soulaimane at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|REOPENED                    |RESOLVED
                 CC|                            |sahmi.soulaimane at gmail.com
         Resolution|---                         |FIXED

--- Comment #9 from Suleyman Sahmi (سليمان السهمي) <sahmi.soulaimane at gmail.com> ---
> // calling the destructor still fails

It fails because the field `ab` is not initialized, hence holds `null`. Try
declaring `tinst` like this:
```
auto tinst = T!()(new C);
```

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