diff options
Diffstat (limited to 'deps/v8/test/mjsunit/compiler/deopt-accessors1.js')
-rw-r--r-- | deps/v8/test/mjsunit/compiler/deopt-accessors1.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/compiler/deopt-accessors1.js b/deps/v8/test/mjsunit/compiler/deopt-accessors1.js new file mode 100644 index 0000000000..3589258656 --- /dev/null +++ b/deps/v8/test/mjsunit/compiler/deopt-accessors1.js @@ -0,0 +1,28 @@ +// 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 o = {v:1}; +var deopt = false; + +Object.defineProperty(o, "x", { + get: function() { return this.v; }, + set: function(v) { + this.v = v; + if (deopt) { + %DeoptimizeFunction(foo); + } + } +}); + +function foo(o) { + return o.x++; +} + +assertEquals(1, foo(o)); +assertEquals(2, foo(o)); +%OptimizeFunctionOnNextCall(foo); +deopt = true; +assertEquals(3, foo(o)); |