diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/xdr/trivial.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/xdr/trivial.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,38 @@
+load(libdir + 'bytecode-cache.js');
+var test = "";
+
+// code a constant.
+test = "1;";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code a string constant.
+test = "'string';";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code a global variable access.
+test = "generation;";
+evalWithCache(test, { assertEqBytecode: true });
+
+// code an object constant.
+test = "var obj = { a: 1, b: 2 };";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code object literal with mutations.
+test = "var obj = { a: 1, b: 2 }; obj.a++; assertEq(obj.a, 2);";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code object literals with mutations.
+test = "var obj = { a: 1, b: { c: 3, d: 4 } }; obj.b.c++; assertEq(obj.b.c, 4);";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code a function which is used.
+test = "function f() { return 1; }; f();";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code a function which is not used.
+test = "function f() { return 1; }; 1;";
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });
+
+// code a function which has an object literal.
+test = "function f() { return { x: 2 }; }; f();";
+evalWithCache(test, { assertEqBytecode: true });