https://issues.dlang.org/show_bug.cgi?id=14677
Kenji Hara <k.hara...@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|DUPLICATE |FIXED --- Comment #5 from Kenji Hara <k.hara...@gmail.com> --- (In reply to Dicebot from comment #2) > My report is about checking cast > correctness at e2ir stage which makes illegal casts accepted inside > is(typeof()) Very recently, full detection of invalid casts was added into front end (if I don't mistake somethingn) by the PR: https://github.com/D-Programming-Language/dmd/pull/4691 So now, they can be tested by using is(typeof()) idiom. --