https://issues.dlang.org/show_bug.cgi?id=16697
--- Comment #4 from github-bugzi...@puremagic.com --- Commits pushed to stable at https://github.com/dlang/dmd https://github.com/dlang/dmd/commit/f298a8ca60fab15ac5a552f2818daf9724f2e0df Fix issue 16697 - Accept __vector as type specialization in is() https://github.com/dlang/dmd/commit/2853931c19f4f94b134da8bfa2867aba48d8a1c2 Merge pull request #6458 from LemonBoy/b16697 --