fix corner case in `unused` (#4277)
authorAlex Lam S.L <alexlamsl@gmail.com>
Mon, 16 Nov 2020 18:06:00 +0000 (18:06 +0000)
committerGitHub <noreply@github.com>
Mon, 16 Nov 2020 18:06:00 +0000 (02:06 +0800)
commit42e34c870ad5979135ab7407ab62abce9507fc28
tree2465b3c694049962454944d6d7d35aea7bb82805
parente390e7e12467ec1dd204245212aea9f811763439
fix corner case in `unused` (#4277)

fixes #4276
lib/compress.js
test/compress/let.js