[Webkit-unassigned] [Bug 173407] WTF::StringImpl::copyChars segfaults when built with GCC 7

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=173407

--- Comment #7 from JF Bastien <jfbastien at apple.com> ---
(In reply to Florian Bruhin from comment #6)
> If it's a char*, this would be equal to the "naive" bytewise copying below
> the #ifdef though, right?

Correct.

> If it's more than 20 chars (> s_copyCharsInlineCutOff), memcpy is already
> used, so if anything used copyChars with the same source/destination, that'd
> have to be only with strings guaranteed to be shorter, which seems quite a
> stretch I think?

I'm not familiar with this part of the code, so it doesn't seem like a stretch to me :)

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