diff options
Diffstat (limited to 'deps/v8/test/mjsunit/regress/regress-crbug-648737.js')
-rw-r--r-- | deps/v8/test/mjsunit/regress/regress-crbug-648737.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/regress/regress-crbug-648737.js b/deps/v8/test/mjsunit/regress/regress-crbug-648737.js new file mode 100644 index 0000000000..22f8551543 --- /dev/null +++ b/deps/v8/test/mjsunit/regress/regress-crbug-648737.js @@ -0,0 +1,24 @@ +// 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 --turbo --turbo-escape + +function f(str) { + var s = "We turn {" + str + "} into a ConsString now"; + return s.length; +} +assertEquals(33, f("a")); +assertEquals(33, f("b")); +%OptimizeFunctionOnNextCall(f); +assertEquals(33, f("c")); + +function g(str) { + var s = "We also try to materalize {" + str + "} when deopting"; + %DeoptimizeNow(); + return s.length; +} +assertEquals(43, g("a")); +assertEquals(43, g("b")); +%OptimizeFunctionOnNextCall(g); +assertEquals(43, g("c")); |