fix `join_vars` property assignment for negative array index (#2810)
authorkzc <kzc@users.noreply.github.com>
Thu, 18 Jan 2018 13:52:54 +0000 (08:52 -0500)
committerAlex Lam S.L <alexlamsl@gmail.com>
Thu, 18 Jan 2018 13:52:54 +0000 (21:52 +0800)
commit983e69128b0e6da78d71ad9b77d798f31a10ca44
treeec21b8d28967546b16787499ed42e2843644ae77
parentb335912e8690469044b89ccf93ac9dec11b273f7
fix `join_vars` property assignment for negative array index (#2810)

fixes #2790
lib/compress.js
test/compress/properties.js