fix corner cases in `collapse_vars` (#4249)
authorAlex Lam S.L <alexlamsl@gmail.com>
Fri, 30 Oct 2020 02:04:23 +0000 (02:04 +0000)
committerGitHub <noreply@github.com>
Fri, 30 Oct 2020 02:04:23 +0000 (10:04 +0800)
commit5d12abc41b9cb4890b937599fa588a53fdb2996b
tree31329fc174a3420a8e0d290b1fa2592614831552
parent79e5c3f5645b339a98d73cb78e356f61fa618929
fix corner cases in `collapse_vars` (#4249)

fixes #4248
lib/compress.js
test/compress/collapse_vars.js
test/compress/const.js
test/compress/let.js