1 files changed, 25 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/maglev/regress/regress-crbug-1403749.js b/deps/v8/test/mjsunit/maglev/regress/regress-crbug-1403749.js
new file mode 100644
index 0000000000..726cba89e8
--- /dev/null
+++ b/deps/v8/test/mjsunit/maglev/regress/regress-crbug-1403749.js
@@ -0,0 +1,25 @@
+// Copyright 2022 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Flags: --maglev --allow-natives-syntax
+
+function f(x) {
+  let c = x | -6;
+  switch (c) {
+    case 0:
+    case 1:
+    case 2:
+    case 3:
+    case 4:
+    case -5: return 3;
+  }
+  return 0;
+}
+
+%PrepareFunctionForOptimization(f);
+assertEquals(0, f(-2147483648));
+assertEquals(3, f(-2127484783));
+%OptimizeMaglevOnNextCall(f);
+assertEquals(0, f(-2147483648));
+assertEquals(3, f(-2127484783));