Upload Kmake

deps/v8/test/mjsunit/regress/regress-1486747.js

@@ -0,0 +1,21 @@
+// Copyright 2023 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: --allow-natives-syntax --turboshaft-assert-types
+
+const very_close_to_zero = 0.0000000000000000000001;
+const huge_number = 10**307;
+
+function test(b) {
+  // We perform an arithmetic operation such that the typer can eliminate
+  // the -0 on a.
+  let a = b - very_close_to_zero;
+  if(a < 0) return a / huge_number;
+  return 42;
+}
+
+%PrepareFunctionForOptimization(test);
+test(-50);
+%OptimizeFunctionOnNextCall(test);
+assertEquals(-0, test(-very_close_to_zero));