1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1254197.js b/js/src/jit-test/tests/ion/bug1254197.js
new file mode 100644
index 0000000000..d5ef9c902a
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1254197.js
@@ -0,0 +1,16 @@
+setJitCompilerOption("ion.warmup.trigger", 1);
+function f(x) {
+    var w = [];
+    var i = 0;
+    for (var count = 0; count < 3; count++) {
+        for (var j = 0; j < 60; j++) {
+            if (j < 1) {
+                w[0] = x[i];
+            } else {
+                w[0][0];
+            }
+        }
+        i = 1;
+    }
+}
+f([NaN, 0]);