Issue 4511 - Covariance problem #137
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When returning an expression from an overriding function covariant, ensure the expression is castable to the derived type as well as the base type.
braddr
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Rainer Schuetze's fix to prevent adding override to non-virtual functions
WalterBright
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Nov 8, 2011
Issue 4511 - Covariance problem
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When returning an expression from an overriding function covariant, ensure the expression is castable to the derived type as well as the base type.
http://d.puremagic.com/issues/show_bug.cgi?id=4511