validate against multiple parents on `AST_Node` (#4032)
authorAlex Lam S.L <alexlamsl@gmail.com>
Fri, 31 Jul 2020 00:09:19 +0000 (01:09 +0100)
committerGitHub <noreply@github.com>
Fri, 31 Jul 2020 00:09:19 +0000 (08:09 +0800)
commit88423f2574bfd4f158caab1c08a5a5bf1718cab4
tree57bf9646a755320b038d1cd0799758ff2c0741dd
parentee632a5519078ac3fe97d0864731bea4bdad9365
validate against multiple parents on `AST_Node` (#4032)

- fix related issues in `global_defs`, `ie8` & `reduce_vars`
lib/ast.js
lib/compress.js
lib/minify.js
test/compress.js
test/compress/global_defs.js
test/compress/ie8.js
test/ufuzz/index.js