[Webkit-unassigned] [Bug 156831] [WinCairo] heap corruption is detected when destructing JSGlobalObject

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=156831

--- Comment #4 from Mark Lam <mark.lam at apple.com> ---
(In reply to comment #2)
> This is caused by the heaps mismatch of allocating and deallocating.
> Allocating in the heap of WebKit.dll, but Deallocating in JavaScriptCore.dll.
> 
> JSGlobalObject::createRareDataIfNeeded is inlined,
> but JSGlobalObject::~JSGlobalObject is not inlined.

Why is this an issue?  Shouldn't both WebKit.dll and JavaScripCore.dll be allocating/deallocating from the same heap of the process that loaded them?

Can you please elaborate?

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