fix corner case in `collapse_vars` (#3642)
authorAlex Lam S.L <alexlamsl@gmail.com>
Sun, 22 Dec 2019 01:08:56 +0000 (01:08 +0000)
committerGitHub <noreply@github.com>
Sun, 22 Dec 2019 01:08:56 +0000 (01:08 +0000)
commit519a00bd8adc72888ccf8d39161f835608a39ac3
tree20215354e06ddf299fc87d50783c051943d96cf8
parent3ff0feddee0f293649d87be28d3cd0cf587dd195
fix corner case in `collapse_vars` (#3642)

fixes #3641
lib/compress.js
test/compress/collapse_vars.js