1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1570926.js b/js/src/jit-test/tests/ion/bug1570926.js
new file mode 100644
index 0000000000..7af36aa4ba
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1570926.js
@@ -0,0 +1,18 @@
+if (getJitCompilerOptions()["baseline.warmup.trigger"] > 10) {
+    setJitCompilerOption("baseline.warmup.trigger", 10);
+}
+if (getJitCompilerOptions()["ion.warmup.trigger"] > 20) {
+    setJitCompilerOption("ion.warmup.trigger", 20);
+}
+setJitCompilerOption("offthread-compilation.enable", 0);
+
+var arr = [1, 2, 3, 4, 5];
+function f(x) {
+    for (var i = x; i < 5; i++) {
+        arr[i - 2];
+    }
+}
+for (var i = 0; i < 15; i++) {
+    f(2);
+}
+assertEq(f(0), undefined);