fix corner case in evaluate (#4068)

fixes #4067
2020-08-24 07:57:26 +01:00
parent 7dc61cdc89
commit 0eb0c9b388
2 changed files with 26 additions and 0 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -3568,6 +3568,7 @@ merge(Compressor.prototype, {
                escaped[0].walk(new TreeWalker(function(node) {
                    if (found) return true;
                    if (node === ref) return found = true;
+                    if (node instanceof AST_Scope) return true;
                }));
                return found;
              default: