Index: test/mjsunit/compiler/truncating-store-deopt.js |
diff --git a/test/mjsunit/compiler/truncating-store-deopt.js b/test/mjsunit/compiler/truncating-store-deopt.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..a640caf58347d1341e4aa0f2d26d8c9aa373be0a |
--- /dev/null |
+++ b/test/mjsunit/compiler/truncating-store-deopt.js |
@@ -0,0 +1,28 @@ |
+// Copyright 2015 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 |
+ |
+function g(a, b, c) { |
+ return a + b + c; |
+} |
+ |
+var asm = (function Module(global, env, buffer) { |
+ "use asm"; |
+ |
+ var i32 = new global.Int32Array(buffer); |
+ |
+ // This is not valid asm.js, but we should still generate correct code. |
+ function store(x) { |
+ return g(1, i32[0] = x, 2); |
+ } |
+ |
+ return { store: store }; |
+})({ |
+ "Int32Array": Int32Array |
+}, {}, new ArrayBuffer(64 * 1024)); |
+ |
+var o = { toString : function() { %DeoptimizeFunction(asm.store); return "1"; } } |
+ |
+asm.store(o); |