improve `reduce_vars` (#3112)
authorAlex Lam S.L <alexlamsl@gmail.com>
Wed, 2 May 2018 07:11:45 +0000 (15:11 +0800)
committerGitHub <noreply@github.com>
Wed, 2 May 2018 07:11:45 +0000 (15:11 +0800)
commit1a314e9f60735634f85e56d7b003ee83707561f4
treedf8fe25818b920196e949556f96c6b326a2eab1d
parent6fcbd5e217dee38802a0df260303e21a3199c103
improve `reduce_vars` (#3112)

fixes #3110
lib/compress.js
test/compress/reduce_vars.js
test/compress/typeof.js