1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug620532.js b/js/src/jit-test/tests/basic/bug620532.js
new file mode 100644
index 000000000..4a2f6f664
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug620532.js
@@ -0,0 +1,15 @@
+for (var i = 0; i < 20; i++) {
+    m = Math.min(0xffffffff, 0);
+}
+assertEq(m == 0, true);
+
+var buffer = new ArrayBuffer(4);
+var int32View = new Int32Array(buffer);
+var uint32View = new Uint32Array(buffer);
+int32View[0] = -1;
+var m;
+for (var i = 0; i < 20; i++) {
+    m = Math.min(uint32View[0], 0); // uint32View[0] == 0xffffffff
+}
+assertEq(m == 0, true);
+