[Issue 20944] proper typedef refInt = ref int

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=20944

moonlightsentinel at disroot.org changed:

           What    |Removed                     |Added
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                 CC|                            |moonlightsentinel at disroot.o
                   |                            |rg

--- Comment #2 from moonlightsentinel at disroot.org ---
The only bug here is that `ref` isn't properly rejected.

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