fix corner case in `merge_vars` (#4127)
authorAlex Lam S.L <alexlamsl@gmail.com>
Sat, 19 Sep 2020 11:56:21 +0000 (12:56 +0100)
committerGitHub <noreply@github.com>
Sat, 19 Sep 2020 11:56:21 +0000 (19:56 +0800)
commit31c6b45036ca67e94b55601ff99f19ea2ccd1036
treee6631714ba762ab5e286000b8ed0924852eeddf1
parent3ac533e6444aba234151ebb53e775d164d4f8120
fix corner case in `merge_vars` (#4127)

fixes #4126
lib/compress.js
test/compress/merge_vars.js