1 files changed, 92 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/recompile/incdec.js b/js/src/jit-test/tests/jaeger/recompile/incdec.js
new file mode 100644
index 0000000000..93786ba349
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/recompile/incdec.js
@@ -0,0 +1,92 @@
+
+/* Handle recompilation on overflow of inc/dec operations. */
+
+function local()
+{
+  var j = 0x7ffffff0;
+  for (var i = 0; i < 100; i++)
+    j++;
+  assertEq(j, 2147483732);
+}
+local();
+
+function olocal()
+{
+  var j = 0x7ffffff0;
+  for (var i = 0; i < 100; i++) {
+    if (j++ == 5000)
+      break;
+  }
+  assertEq(j, 2147483732);
+}
+olocal();
+
+function arg(j)
+{
+  for (var i = 0; i < 100; i++)
+    j++;
+  assertEq(j, 2147483732);
+}
+arg(0x7ffffff0);
+
+function oarg(j)
+{
+  for (var i = 0; i < 100; i++) {
+    if (j++ == 5000)
+      break;
+  }
+  assertEq(j, 2147483732);
+}
+oarg(0x7ffffff0);
+
+// basic global inc/dec correctness
+var x = 1.23;
+x = x--;
+x = x++;
+x = ++x;
+x = --x;
+assertEq(x, 1.23);
+
+var g = 0x7ffffff0;
+function glob()
+{
+  for (var i = 0; i < 100; i++)
+    g++;
+  assertEq(g, 2147483732);
+}
+glob();
+
+function gname()
+{
+  n = 0x7ffffff0;
+  for (var i = 0; i < 100; i++)
+    n++;
+  assertEq(n, 2147483732);
+}
+gname();
+
+function prop()
+{
+  var v = {f: 0x7ffffff0};
+  for (var i = 0; i < 100; i++)
+    v.f++;
+  assertEq(v.f, 2147483732);
+}
+prop();
+
+function elem(v, f)
+{
+  for (var i = 0; i < 100; i++)
+    v[f]++;
+  assertEq(v.f, 2147483732);
+}
+elem({f: 0x7ffffff0}, "f");
+
+function name()
+{
+  var v = 0x7ffffff0;
+  var i;
+  eval("for (i = 0; i < 100; i++) v++");
+  assertEq(v + 10, 2147483742);
+}
+name();