1 files changed, 46 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/truncateToInt32.js b/js/src/jit-test/tests/ion/truncateToInt32.js
new file mode 100644
index 0000000000..462b411ad1
--- /dev/null
+++ b/js/src/jit-test/tests/ion/truncateToInt32.js
@@ -0,0 +1,46 @@
+// vim: set ts=8 sts=4 et sw=4 tw=99:
+
+function w(y)
+{
+    var x = 23.5;
+    return x & y;
+}
+
+function f(x, y) {
+    // Confuse the type analysis to not know the type of x.
+    var t = 3.5 + x;
+    t + 3.5;
+    return x & y;
+}
+
+function g_bool(x, y) {
+    var t;
+    if (x + 0)
+        t = true;
+    else
+        t = false;
+    return t & y;
+
+}
+
+function g_null(x) {
+    return null & x;
+}
+
+var obj = { valueOf: function () { return 5; } }
+
+assertEq(w(93), 21);
+assertEq(g_bool(1, 3), 1);
+assertEq(g_bool(0, 3), 0);
+assertEq(g_null(2), 0);
+
+assertEq(f(1, 7), 1);
+assertEq(f(true, 7), 1);
+assertEq(f(false, 7), 0);
+assertEq(f("3", 7), 3);
+assertEq(f(obj, 7), 5);
+assertEq(f(3.5, 7), 3);
+assertEq(f(undefined, 7), 0);
+assertEq(f(null, 7), 0);
+assertEq(f(Math.NaN, 7), 0);
+