Don't drop unused if scope uses with statement

Fix provided by @kzc
2016-06-10 00:34:20 +02:00
parent 4d7746baf3
commit ea31da2455
2 changed files with 148 additions and 0 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1326,6 +1326,7 @@ merge(Compressor.prototype, {
        if (compressor.option("unused")
            && !(self instanceof AST_Toplevel)
            && !self.uses_eval
+            && !self.uses_with
           ) {
            var in_use = [];
            var in_use_ids = {}; // avoid expensive linear scans of in_use