1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testBranchCse.js b/js/src/jit-test/tests/basic/testBranchCse.js
new file mode 100644
index 0000000000..1c99658171
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testBranchCse.js
@@ -0,0 +1,7 @@
+function testBranchCse() {
+    empty = [];
+    out = [];
+    for (var j=0;j<10;++j) { empty[42]; out.push((1 * (1)) | ""); }
+    return out.join(",");
+}
+assertEq(testBranchCse(), "1,1,1,1,1,1,1,1,1,1");