1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/typeof-proxy.js b/js/src/jit-test/tests/cacheir/typeof-proxy.js
new file mode 100644
index 0000000000..0f97da9e2d
--- /dev/null
+++ b/js/src/jit-test/tests/cacheir/typeof-proxy.js
@@ -0,0 +1,19 @@
+function test() {
+    var funs = [function() {}, new Proxy(function() {}, {}), wrapWithProto(function() {}, null), new Proxy(createIsHTMLDDA(), {})];
+    var objects = [{}, new Proxy({}, {}), wrapWithProto({}, null)];
+    var undefs = [createIsHTMLDDA(), wrapWithProto(createIsHTMLDDA(), null)];
+
+    for (var fun of funs) {
+        assertEq(typeof fun, "function")
+    }
+
+    for (var obj of objects) {
+        assertEq(typeof obj, "object");
+    }
+
+    for (var undef of undefs) {
+        assertEq(typeof undef, "undefined");
+    }
+}
+
+test();