[Webkit-unassigned] [Bug 210685] REGRESSION(r251875): Crash in JSC::StructureIDTable::get on ppc64le: gcSafeMemcpy broken on JSVALUE64 platforms other than x86_64 and aarch64

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=210685

--- Comment #26 from Michael Catanzaro <mcatanzaro at gnome.org> ---
(In reply to Daniel Kolesa from comment #23)
> That means everything on non-x86_64/aarch64 that tried to memcpy more than
> mediumCutoff would end up doing nothing.

Well it must be hitting the RELEASE_ASSERT(isX86_64()) there. Oops! Normally a RELEASE_ASSERT() is a smoking gun, but because the function used ALWAYS_INLINE, it didn't show up in the backtrace, which made this a *lot* harder than it should have been. :/

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