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Shu-yu Guo 3170b9903d Reland "[scanner] Combine surrogate pairs at start when scanning private names" 
This is a reland of c7c5b49298

Changes since revert:
- Save position instead of using PushBack
- Allow private-name-surrogate-pair to fail on no_i18n builds

Original change's description:
> [scanner] Combine surrogate pairs at start when scanning private names
>
> Bug: v8:12523
> Change-Id: Ic3779fe6f20965d177d99d0a570a735df72e4fde
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3366994
> Reviewed-by: Leszek Swirski <leszeks@chromium.org>
> Commit-Queue: Shu-yu Guo <syg@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#78493}

Bug: v8:12523
Change-Id: I8a92953549f5b38bfa004488db42bf9d835e1222
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3368361
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#78513}
2022-01-07 16:46:47 +00:00
.github [github] Close PRs created on the V8 GitHub mirror automatically 2021-01-12 08:39:59 +00:00
bazel [bazel] Fix build with older versions of GCC. 2022-01-07 10:13:34 +00:00
build_overrides [build] Remove obsolete gn flag 2021-01-11 15:50:59 +00:00
custom_deps Use relative paths to OWNERS files 2019-08-12 13:52:52 +00:00
docs Add OWNERS for docs/ 2019-05-15 12:06:15 +00:00
gni Make creating x64 snapshots on arm64 hosts mostly work 2021-12-20 17:27:02 +00:00
include cppgc: Avoid using members on stack in cppgc 2022-01-06 08:30:35 +00:00
infra [infra] Increase timeout (1h → 2h) and bump shards (8 → 10) due to lower performance bots (8 → 4 cpus) 2021-12-21 10:50:34 +00:00
samples [api] V8::Initialize cleanup 2021-11-30 14:30:38 +00:00
src Reland "[scanner] Combine surrogate pairs at start when scanning private names" 2022-01-07 16:46:47 +00:00
test Reland "[scanner] Combine surrogate pairs at start when scanning private names" 2022-01-07 16:46:47 +00:00
testing [test][cleanup] Fix -Wshadow warnings in unittests 2021-09-27 08:59:01 +00:00
third_party [inspector] Gracefully ignore non-dictionary values as session state. 2022-01-05 11:12:04 +00:00
tools [gdbinit] Also look for OS::DebugBreak frames 2022-01-04 15:51:18 +00:00
.bazelrc [bazel] Fix build with GCC and older versions of Clang. 2022-01-05 19:39:03 +00:00
.clang-format [clang-format] Don't derive pointer alignment 2017-01-17 09:28:19 +00:00
.clang-tidy [tool] Remove unfixed clang-tidy warnings to ease use. 2018-10-26 07:40:32 +00:00
.editorconfig Add .editorconfig 2017-07-28 13:39:24 +00:00
.flake8 remove swarming_client 2021-08-24 10:39:33 +00:00
.git-blame-ignore-revs [infra] Update .git-blame-ignore-revs 2020-03-03 12:59:13 +00:00
.gitattributes .gitattributes: Mark minified emscripten js files as -diff 2018-09-19 16:27:10 +00:00
.gitignore remove swarming_client 2021-08-24 10:39:33 +00:00
.gn Revert "[build] Separate out inspector as a shared library" 2021-07-02 16:15:20 +00:00
.mailmap Restore consistency between .mailmap and AUTHORS 2021-06-24 08:58:04 +00:00
.vpython Verify mac-arm64 wheels for v8/.vpython spec. 2021-09-15 21:11:50 +00:00
.vpython3 Add vpython3 to DEPS 2021-11-05 18:08:29 +00:00
.ycm_extra_conf.py [ycm] Fix python script 2021-07-29 09:48:32 +00:00
AUTHORS Fix gen-keywords-gen-h.py 2022-01-03 16:38:27 +00:00
BUILD.bazel [bazel] Expose :v8 and :wee8 libraries with headers. 2022-01-05 19:59:15 +00:00
BUILD.gn [wasm] Implement loop peeling 2022-01-05 16:27:23 +00:00
CODE_OF_CONDUCT.md
codereview.settings Make Gerrit the default code review for V8 2017-06-30 17:37:37 +00:00
COMMON_OWNERS Remove neis@ from owners file 2021-10-26 11:15:20 +00:00
DEPS Update V8 DEPS. 2022-01-07 03:47:32 +00:00
DIR_METADATA Add DIR_METADATA files to v8. 2020-10-20 22:12:28 +00:00
ENG_REVIEW_OWNERS Add verwaest@ to ENG_REVIEW_OWNERS. 2021-09-16 15:00:57 +00:00
INFRA_OWNERS Add team members as owners 2020-08-18 08:29:04 +00:00
INTL_OWNERS add ftang as owner 2020-04-24 19:19:36 +00:00
LICENSE [wasm] Draft version of C/C++ Wasm API 2019-04-17 16:00:26 +00:00
LICENSE.fdlibm Add LICENSE.fdlibm for all the fdlibm imported sources. 2016-06-09 07:17:03 +00:00
LICENSE.strongtalk
LICENSE.v8
LOONG_OWNERS [LOONG64] Add LoongArch64 backend 2021-08-16 13:05:19 +00:00
MIPS_OWNERS [mips] Add LiuYu to MIPS_OWNERS 2021-09-08 01:38:52 +00:00
OWNERS Let infra owners own all dot files 2021-11-05 18:57:18 +00:00
PPC_OWNERS Adding myself to relevant OWNERS files. 2020-11-02 16:37:28 +00:00
PRESUBMIT.py [bigint] Move multiplication to src/bigint/ 2021-04-19 15:40:43 +00:00
README.md [docs] Change links from old wiki to v8.dev 2019-03-07 12:13:30 +00:00
RISCV_OWNERS Add Lu Yahan to RISC-V owners list 2021-09-13 16:35:00 +00:00
S390_OWNERS Adding myself to relevant OWNERS files. 2020-11-02 16:37:28 +00:00
WATCHLISTS Add myself to heap/ watchlist 2021-11-08 16:58:14 +00:00
WORKSPACE [bazel] Use bazel/config from within the main repository. 2022-01-04 22:39:42 +00:00

README.md

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://v8.dev/docs

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 at v8.dev/docs/contribute.