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Choongwoo Han 5e0db7df73 [runtime] Do not set zero-length source in TA.p.set 
(source_length - 1) can be overflowed, and cause OOB access when source_length
is zero. Thus, just do not operate setting if source_length is zero when
starting TypedArraySetFromOverlapping.

Bug: v8:6704
Change-Id: I5da60590c9a197eae96625a12720f6818b8c598a
Reviewed-on: https://chromium-review.googlesource.com/620452
Commit-Queue: Franziska Hinkelmann <franzih@chromium.org>
Reviewed-by: Franziska Hinkelmann <franzih@chromium.org>
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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://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.