1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/auto-regress/bug659779.js b/js/src/jit-test/tests/auto-regress/bug659779.js
new file mode 100644
index 0000000000..1001a7d5ca
--- /dev/null
+++ b/js/src/jit-test/tests/auto-regress/bug659779.js
@@ -0,0 +1,33 @@
+// Binary: cache/js-dbg-64-8bcb569c9bf9-linux
+// Flags: -m -n -a
+//
+
+var gTestcases = new Array;
+function TestCase(n, d, e, a) {
+  this.description=d
+  gTestcases[gTc++]=this
+}
+TestCase.prototype.dump=function () { return + toPrinted(this.description); };
+function toPrinted(value) { return value=value; }
+function reportCompare (expected, actual, description) {
+  new TestCase("unknown-test-name", description, expected, actual)
+}
+function enterFunc (funcName) {
+  try {
+    expectCompile = 'No Error'
+    var actualCompile;
+    reportCompare(expectCompile, actualCompile, ': compile actual')
+  } catch(ex) {}
+}
+gTc=0;
+function jsTestDriverEnd() {
+  for (var i = 0; i < gTestcases.length; i++) gTestcases[i].dump()
+}
+enterFunc();
+reportCompare(0, 0, 5.123456);
+reportCompare(0, 0, this );
+jsTestDriverEnd();
+try {
+  this.__proto__=[]
+} catch(ex) {}
+jsTestDriverEnd()