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author | Ali Ijaz Sheikh <ofrobots@google.com> | 2016-04-07 14:06:55 -0700 |
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committer | Ali Ijaz Sheikh <ofrobots@google.com> | 2016-04-14 10:03:39 -0700 |
commit | 52af5c4eebf4de8638aef0338bd826656312a02a (patch) | |
tree | 628dc9fb0b558c3a73a2160706fef368876fe548 /deps/v8/test/mjsunit/es6/tail-call-simple.js | |
parent | 6e3e8acc7cc7ebd3d67db5ade1247b8b558efe09 (diff) | |
download | node-new-52af5c4eebf4de8638aef0338bd826656312a02a.tar.gz |
deps: upgrade V8 to 5.0.71.32
* Pick up the branch head for V8 5.0 stable [1]
* Edit v8 gitignore to allow trace_event copy
* Update V8 DEP trace_event as per deps/v8/DEPS [2]
[1] https://chromium.googlesource.com/v8/v8.git/+/3c67831
[2] https://chromium.googlesource.com/chromium/src/base/trace_event/common/+/4b09207e447ae5bd34643b4c6321bee7b76d35f9
Ref: https://github.com/nodejs/node/pull/5945
PR-URL: https://github.com/nodejs/node/pull/6111
Reviewed-By: targos - Michaƫl Zasso <mic.besace@gmail.com>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com>
Diffstat (limited to 'deps/v8/test/mjsunit/es6/tail-call-simple.js')
-rw-r--r-- | deps/v8/test/mjsunit/es6/tail-call-simple.js | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/es6/tail-call-simple.js b/deps/v8/test/mjsunit/es6/tail-call-simple.js new file mode 100644 index 0000000000..d2890b0212 --- /dev/null +++ b/deps/v8/test/mjsunit/es6/tail-call-simple.js @@ -0,0 +1,107 @@ +// 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 --harmony-tailcalls --stack-size=100 + +// +// Tail calls work only in strict mode. +// +(function() { + function f(n) { + if (n <= 0) { + return "foo"; + } + return f(n - 1); + } + assertThrows(()=>{ f(1e5) }); + %OptimizeFunctionOnNextCall(f); + assertThrows(()=>{ f(1e5) }); +})(); + + +// +// Tail call normal functions. +// +(function() { + "use strict"; + function f(n) { + if (n <= 0) { + return "foo"; + } + return f(n - 1); + } + assertEquals("foo", f(1e5)); + %OptimizeFunctionOnNextCall(f); + assertEquals("foo", f(1e5)); +})(); + + +(function() { + "use strict"; + function f(n){ + if (n <= 0) { + return "foo"; + } + return g(n - 1); + } + function g(n){ + if (n <= 0) { + return "bar"; + } + return f(n - 1); + } + assertEquals("foo", f(1e5)); + assertEquals("bar", f(1e5 + 1)); + %OptimizeFunctionOnNextCall(f); + assertEquals("foo", f(1e5)); + assertEquals("bar", f(1e5 + 1)); +})(); + + +// +// Tail call bound functions. +// +(function() { + "use strict"; + function f0(n) { + if (n <= 0) { + return "foo"; + } + return f_bound(n - 1); + } + var f_bound = f0.bind({}); + function f(n) { + return f_bound(n); + } + assertEquals("foo", f(1e5)); + %OptimizeFunctionOnNextCall(f); + assertEquals("foo", f(1e5)); +})(); + + +(function() { + "use strict"; + function f0(n){ + if (n <= 0) { + return "foo"; + } + return g_bound(n - 1); + } + function g0(n){ + if (n <= 0) { + return "bar"; + } + return f_bound(n - 1); + } + var f_bound = f0.bind({}); + var g_bound = g0.bind({}); + function f(n) { + return f_bound(n); + } + assertEquals("foo", f(1e5)); + assertEquals("bar", f(1e5 + 1)); + %OptimizeFunctionOnNextCall(f); + assertEquals("foo", f(1e5)); + assertEquals("bar", f(1e5 + 1)); +})(); |