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Unified Diff: test/mjsunit/regress/regress-4788-1.js

Issue 1925463003: [turbofan] Don't use the CompareIC in JSGenericLowering. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@5.0
Patch Set: Created 4 years, 8 months ago
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Index: test/mjsunit/regress/regress-4788-1.js
diff --git a/test/mjsunit/regress/regress-4788-1.js b/test/mjsunit/regress/regress-4788-1.js
new file mode 100644
index 0000000000000000000000000000000000000000..347ab5e59299b320981287dab6a2b19f1f8c5a1c
--- /dev/null
+++ b/test/mjsunit/regress/regress-4788-1.js
@@ -0,0 +1,25 @@
+// Copyright 2016 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
+
+var f = (function() {
+ "use asm";
+ function foo(x) {
+ return x == 0;
+ }
+ return foo;
+})();
+
+function deopt(f) {
+ return {
+ toString : function() {
+ %DeoptimizeFunction(f);
+ return "2";
+ }
+ };
+}
+
+%OptimizeFunctionOnNextCall(f);
+assertFalse(f(deopt(f)));
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