general clean-ups (#3175)

1 files changed, 21 insertions, 0 deletions

diff --git a/test/mocha/ie8.js b/test/mocha/ie8.js
new file mode 100644
index 00000000..8f3a27fa
--- /dev/null
+++ b/test/mocha/ie8.js
@@ -0,0 +1,21 @@
+var assert = require("assert");
+var uglify = require("../../");
+
+describe("ie8", function() {
+    it("Should be able to minify() with undefined as catch parameter in a try...catch statement", function() {
+        assert.strictEqual(
+            uglify.minify([
+                "function a(b){",
+                "    try {",
+                "        throw 'Stuff';",
+                "    } catch (undefined) {",
+                "        console.log('caught: ' + undefined);",
+                "    }",
+                "    console.log('undefined is ' + undefined);",
+                "    return b === undefined;",
+                "};",
+            ].join("\n")).code,
+            'function a(o){try{throw"Stuff"}catch(o){console.log("caught: "+o)}return console.log("undefined is "+void 0),void 0===o}'
+        );
+    });
+});