[Issue 11499] is-expression misbehaving with 'alias this'

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=11499

--- Comment #3 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/dlang/dmd

https://github.com/dlang/dmd/commit/c4fa519661dcb584b23a4573c0e549925b5339db
Fix Issue 9274 and 11499 - is + alias this = wrong code

https://github.com/dlang/dmd/commit/80ce8b1ead69489e17d6ddaa8bb7b92d5890a6d9
Merge pull request #8839 from RazvanN7/Issue_9274

Fix Issue 9274 and 11499 - is + alias this = wrong code

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