fix corner case in `merge_vars` (#4158)
authorAlex Lam S.L <alexlamsl@gmail.com>
Mon, 28 Sep 2020 06:09:55 +0000 (07:09 +0100)
committerGitHub <noreply@github.com>
Mon, 28 Sep 2020 06:09:55 +0000 (14:09 +0800)
commit9e07ac410261dcbc074a29598a974b5de7cbe1da
tree95d7a59eb681ce9b514b8e92c8b88e2e69608d4a
parent92d1391e5e3f6d2381233fc41f31ce0b808900ae
fix corner case in `merge_vars` (#4158)

fixes #4157
lib/compress.js
test/compress/merge_vars.js