fix corner case in merge_vars (#4116)

fixes #4115
2020-09-16 20:11:57 +01:00
parent 219aac6a84
commit 2a053710bd
2 changed files with 32 additions and 0 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -4376,6 +4376,12 @@ merge(Compressor.prototype, {
                pop();
                return true;
            }
+            if (node instanceof AST_LabeledStatement) {
+                push();
+                node.body.walk(tw);
+                pop();
+                return true;
+            }
            if (node instanceof AST_Scope) {
                if (node instanceof AST_Lambda) {
                    references[node.variables.get("arguments").id] = false;