1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/mod-double.js b/js/src/jit-test/tests/ion/mod-double.js
new file mode 100644
index 000000000..7a6df7bd5
--- /dev/null
+++ b/js/src/jit-test/tests/ion/mod-double.js
@@ -0,0 +1,13 @@
+function test1() {
+    function mod(x, y) {
+        return x % y;
+    }
+    for (var i=0; i<60; i++) {
+        assertEq(mod(4, 2), 0);
+        assertEq(mod(5.5, 2.5), 0.5);
+        assertEq(mod(10.3, 0), NaN);
+        assertEq(mod(-0, -3), -0);
+
+    }
+}
+test1();