fix corner case in `collapse_vars` (#4587)
authorAlex Lam S.L <alexlamsl@gmail.com>
Sat, 23 Jan 2021 23:05:43 +0000 (23:05 +0000)
committerGitHub <noreply@github.com>
Sat, 23 Jan 2021 23:05:43 +0000 (07:05 +0800)
commitef9f7ca3e7c7f71df440645f782b3a7da4646d9b
tree996eae678d702ea98aadc03366219dd5ea60a585
parentacc443b2cf0614351aeb953e393260f13f783c96
fix corner case in `collapse_vars` (#4587)

fixes #4586
lib/compress.js
test/compress/collapse_vars.js