https://issues.dlang.org/show_bug.cgi?id=10233 Issue 10233 depends on issue 13991, which changed state.
Issue 13991 Summary: Invariant grammar does not document that parenthesis are optional https://issues.dlang.org/show_bug.cgi?id=13991 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED --
