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Clemens Hammacher 0ecdbeb026 Revert "Partial revert of "Remove ~MaybeHandle and statically assert that handles are trivially copyable""
This reverts commit 1dfaec2647.

Reason for revert: Does not fix the performance regression, see bug.

Original change's description:
> Partial revert of "Remove ~MaybeHandle and statically assert that handles are trivially copyable"
> 
> Reason: cause Blink regression on Android
> 
> Original CL: https://chromium-review.googlesource.com/c/538463/
> 
> Bug: chromium:735910
> Change-Id: I405e71f6ffeaf9fa467036a6fafa0271a60de9d3
> Reviewed-on: https://chromium-review.googlesource.com/593247
> Reviewed-by: Yang Guo <yangguo@chromium.org>
> Commit-Queue: Loo Rong Jie <loorongjie@gmail.com>
> Cr-Commit-Position: refs/heads/master@{#46995}

R=yangguo@chromium.org,loorongjie@gmail.com,jbroman@chromium.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: chromium:735910
Change-Id: I65eecd575fb1b77471c6dd83a01df6c4e8a85214
Reviewed-on: https://chromium-review.googlesource.com/603797
Reviewed-by: Yang Guo <yangguo@chromium.org>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47213}
2017-08-08 08:17:47 +00:00
benchmarks Fix common misspellings 2017-08-02 09:35:28 +00:00
build_overrides Remove build_override for macOS min SDK and deployment target. 2017-07-14 18:24:44 +00:00
docs
gni [build] Dump build configuration for all v8 executables 2017-06-29 08:06:45 +00:00
gypfiles Fix common misspellings 2017-08-02 09:35:28 +00:00
include [parsing] Add a UseCounter for labeled expression statements 2017-08-04 18:51:54 +00:00
infra Update V8 DEPS. 2017-08-02 07:09:50 +00:00
samples Fix common misspellings 2017-08-02 09:35:28 +00:00
src Revert "Partial revert of "Remove ~MaybeHandle and statically assert that handles are trivially copyable"" 2017-08-08 08:17:47 +00:00
test [builtins] add test for Array.shift on holey double array 2017-08-08 08:16:42 +00:00
testing Use GTEST_LANG_CXX11 in V8 2016-07-25 13:06:42 +00:00
third_party Remove myself from non-toplevel owners files 2017-06-28 10:00:48 +00:00
tools [wasm] [debug] Implement calling imported wasm functions 2017-08-07 12:31:18 +00:00
.clang-format [clang-format] Don't derive pointer alignment 2017-01-17 09:28:19 +00:00
.editorconfig Add .editorconfig 2017-07-28 13:39:24 +00:00
.gitignore [wasm] Remove the wasm-asmjs fuzzer 2017-06-21 10:59:35 +00:00
.gn For building v8 using gn on aix_ppc64, linux_s390x and linux_ppc64(both LE and BE). 2017-05-12 01:35:09 +00:00
.ycm_extra_conf.py Use C++11 / gnu++11, not 0x 2016-03-22 15:24:43 +00:00
AUTHORS Update AUTHORS file for Facebook organization 2017-07-31 08:53:21 +00:00
BUILD.gn Revert "Reland "[builtins] Port getting property from Proxy to CSA"" 2017-08-07 15:57:14 +00:00
ChangeLog
CODE_OF_CONDUCT.md
codereview.settings Make Gerrit the default code review for V8 2017-06-30 17:37:37 +00:00
DEPS Update V8 DEPS. 2017-08-08 03:59:11 +00:00
LICENSE
LICENSE.fdlibm Add LICENSE.fdlibm for all the fdlibm imported sources. 2016-06-09 07:17:03 +00:00
LICENSE.strongtalk
LICENSE.v8
LICENSE.valgrind
Makefile Remove x87 port 2017-07-18 18:20:40 +00:00
Makefile.android [build] Fix d8-for-Android builds 2016-05-20 12:10:45 +00:00
OWNERS Add COMPONENT tags to OWNERS files where appropriate 2017-05-22 10:15:28 +00:00
PRESUBMIT.py [test] Automatically add a noi18n bot for changes affecting Intl 2017-06-06 13:01:14 +00:00
README.md
snapshot_toolchain.gni MIPS[64]: Add support for big endian build using GN 2017-06-02 15:02:18 +00:00
WATCHLISTS [V8Tracing] Add lpy@ and fmeawad@ into watchlist for tracing/. 2017-05-22 19:40:17 +00:00

V8 JavaScript Engine

V8 is Google's open source JavaScript engine.

V8 implements ECMAScript as specified in ECMA-262.

V8 is written in C++ and is used in Google Chrome, the open source browser from Google.

V8 can run standalone, or can be embedded into any C++ application.

V8 Project page: https://github.com/v8/v8/wiki

Getting the Code

Checkout depot tools, and run

    fetch v8

This will checkout V8 into the directory v8 and fetch all of its dependencies. To stay up to date, run

    git pull origin
    gclient sync

For fetching all branches, add the following into your remote configuration in .git/config:

    fetch = +refs/branch-heads/*:refs/remotes/branch-heads/*
    fetch = +refs/tags/*:refs/tags/*

Contributing

Please follow the instructions mentioned on the V8 wiki.