[Issue 14290] is-expression accepts instantiation of already instantiated template

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=14290

--- Comment #4 from github-bugzilla at puremagic.com ---
Commits pushed to stable at https://github.com/D-Programming-Language/dmd

https://github.com/D-Programming-Language/dmd/commit/4a90c005c971f40bced70257b343419436174e14
fix Issue 14290 - is-expression accepts instantiation of already instantiated
template

https://github.com/D-Programming-Language/dmd/commit/5c1fedca8a9c7b8b85013f03cb2607469292bbe7
Merge pull request #4499 from 9rnsr/fix14290

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