fix corner case in `collapse_vars` (#3629)
authorAlex Lam S.L <alexlamsl@gmail.com>
Wed, 4 Dec 2019 21:08:37 +0000 (05:08 +0800)
committerGitHub <noreply@github.com>
Wed, 4 Dec 2019 21:08:37 +0000 (05:08 +0800)
commit9074f05129318c2acc095d8a58c60c0a61ff0cee
tree60e1ea08637f35382040a3f689a29cf1b5cc105f
parent04fbb1f94978884128ef1582405a77a1974c6522
fix corner case in `collapse_vars` (#3629)

fixes #3628
lib/compress.js
test/compress/collapse_vars.js