1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug886243.js b/js/src/jit-test/tests/ion/bug886243.js
new file mode 100644
index 0000000000..a28030e686
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug886243.js
@@ -0,0 +1,9 @@
+function f(x)
+{
+  if (Math.imul(0xffffffff, x)) {
+    return -x;
+  }
+  return 1;
+}
+f(0);
+f(0);