1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/asm.js/testModuleFunctions.js b/js/src/jit-test/tests/asm.js/testModuleFunctions.js
new file mode 100644
index 0000000000..2e3c80f45f
--- /dev/null
+++ b/js/src/jit-test/tests/asm.js/testModuleFunctions.js
@@ -0,0 +1,41 @@
+
+function testUniqueness(asmJSModule) {
+    var f = asmJSModule();
+    var g = asmJSModule();
+    assertEq(f === g, false);
+    f.x = 4;
+    assertEq(f.x, 4);
+    assertEq(g.x, undefined);
+}
+
+function deffun() {
+    if (Math.sin) {
+        function inner() { "use asm"; function g() {} return g }
+    }
+    return inner;
+}
+
+testUniqueness(deffun);
+
+function lambda() {
+    var x = function inner() { "use asm"; function g() {} return g };
+    return x;
+}
+
+testUniqueness(lambda);
+
+function inEval() {
+    eval("function inner() { 'use asm'; function g() {} return g }");
+    return inner;
+}
+
+testUniqueness(inEval);
+
+function inWith() {
+    with ({}) {
+        function inner() { "use asm"; function g() {} return g }
+    }
+    return inner;
+}
+
+testUniqueness(inWith);