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-rw-r--r--js/src/jit-test/tests/ion/bug1247880.js12
1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1247880.js b/js/src/jit-test/tests/ion/bug1247880.js
new file mode 100644
index 0000000000..af5bbf93ad
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1247880.js
@@ -0,0 +1,12 @@
+function f(x) {
+ var a = x;
+ a = Number ? a | 0 : 0;
+ a = a >>> 0;
+ a = Math.imul(0x100000001, a);
+ a = a % 2;
+ a = a | 0;
+ return a;
+};
+
+assertEq(f(0), 0);
+assertEq(f(-1), -1);