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June 09, 2015 [Issue 10785] Interface diamond covariance causes silent breakage | ||||
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https://issues.dlang.org/show_bug.cgi?id=10785 Andrei Alexandrescu <andrei@erdani.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Version|D1 & D2 |D2 -- |
July 18, 2015 [Issue 10785] Interface diamond covariance causes silent breakage | ||||
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https://issues.dlang.org/show_bug.cgi?id=10785 Kenji Hara <k.hara.pg@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE --- Comment #4 from Kenji Hara <k.hara.pg@gmail.com> --- (In reply to FeepingCreature from comment #0) > Consider this code: > > interface A { A foo(); } > > interface A1 : A { A1 foo(); } > interface A2 : A { A2 foo(); } > > class C : A1, A2 { > override C foo() { return new C; } To implement A1.foo, the returned class C reference will be implicitly upcasted to A1. Then the issue 1747 happens. > } *** This issue has been marked as a duplicate of issue 1747 *** -- |
March 30, 2019 [Issue 10785] Interface diamond covariance causes silent breakage | ||||
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https://issues.dlang.org/show_bug.cgi?id=10785 Issue 10785 depends on issue 10806, which changed state. Issue 10806 Summary: Interface covariance for more than one interface at once also broken https://issues.dlang.org/show_bug.cgi?id=10806 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED -- |
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