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author | Michaël Zasso <targos@protonmail.com> | 2018-09-21 09:14:51 +0200 |
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committer | Michaël Zasso <targos@protonmail.com> | 2018-09-22 18:29:25 +0200 |
commit | 0e7ddbd3d7e9439c67573b854c49cf82c398ae82 (patch) | |
tree | 2afe372acde921cb57ddb3444ff00c5adef8848c /deps/v8/test/mjsunit/compiler/number-constructor-deopt.js | |
parent | 13245dc50da4cb7443c39ef6c68d419d5e6336d4 (diff) | |
download | android-node-v8-0e7ddbd3d7e9439c67573b854c49cf82c398ae82.tar.gz android-node-v8-0e7ddbd3d7e9439c67573b854c49cf82c398ae82.tar.bz2 android-node-v8-0e7ddbd3d7e9439c67573b854c49cf82c398ae82.zip |
deps: update V8 to 7.0.276.20
PR-URL: https://github.com/nodejs/node/pull/22754
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Diffstat (limited to 'deps/v8/test/mjsunit/compiler/number-constructor-deopt.js')
-rw-r--r-- | deps/v8/test/mjsunit/compiler/number-constructor-deopt.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/compiler/number-constructor-deopt.js b/deps/v8/test/mjsunit/compiler/number-constructor-deopt.js new file mode 100644 index 0000000000..edffc9ec53 --- /dev/null +++ b/deps/v8/test/mjsunit/compiler/number-constructor-deopt.js @@ -0,0 +1,32 @@ +// Copyright 2018 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 + +// This test writes {} to x to trigger lazy deopt +// from inside the number constructor. +var x = "5"; +var b = false; + +check = function() { + if (b) x = {}; + return 0; +} + +var obj = {}; +obj.valueOf = check; + +function f() { + try { + return x + Number(obj); + } catch(e) { + console.log(e.stack); + } +} + +f(); +f(); +%OptimizeFunctionOnNextCall(f); +b = true; +f(); |