Properly scope `catch` identifier when --screw-ie8

Fix #344

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/compress.js b/lib/compress.js
index 3cc59e2c..95dd64d6 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1669,10 +1669,10 @@ merge(Compressor.prototype, {
                                 return arg.value;
                             }).join(",") + "){" + self.args[self.args.length - 1].value + "})()";
                             var ast = parse(code);
-                            ast.figure_out_scope();
+                            ast.figure_out_scope({ screw_ie8: compressor.option("screw_ie8") });
                             var comp = new Compressor(compressor.options);
                             ast = ast.transform(comp);
-                            ast.figure_out_scope();
+                            ast.figure_out_scope({ screw_ie8: compressor.option("screw_ie8") });
                             ast.mangle_names();
                             var fun;
                             try {