fix corner case in `collapse_vars` (#3582)
authorAlex Lam S.L <alexlamsl@gmail.com>
Wed, 13 Nov 2019 08:45:16 +0000 (16:45 +0800)
committerGitHub <noreply@github.com>
Wed, 13 Nov 2019 08:45:16 +0000 (16:45 +0800)
commitfe65ce965885815a30d88aa7d9eccec5443e6a3b
tree16aeb373b9efe2a0b2ffdddabd054ded62eee43b
parentd6fd18d0b000e1e4fbe01259139043f42d8fdebf
fix corner case in `collapse_vars` (#3582)

fixes #3581
lib/compress.js
test/compress/collapse_vars.js