1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/xdr/bug1186973.js b/js/src/jit-test/tests/xdr/bug1186973.js
new file mode 100644
index 000000000..780ef55dc
--- /dev/null
+++ b/js/src/jit-test/tests/xdr/bug1186973.js
@@ -0,0 +1,15 @@
+// |jit-test| error: cache does not have the same size
+load(libdir + 'bytecode-cache.js');
+
+var test = (function () {
+  function f(x) {
+    function ifTrue() {};
+    function ifFalse() {};
+
+    if (generation % 2 == 0)
+      return ifTrue();
+    return ifFalse();
+  }
+  return f.toSource() + "; f()";
+})();
+evalWithCache(test, { assertEqBytecode: true, assertEqResult : true });