[llvm-commits] [patch] Fix PR5094: -fstack-protector fails to link on Linux/x86

[Nelson Elhage]

I'm sorry, looks like that didn't actually get attached. Let's try that
again.

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On Fri, 18 Jun 2010 22:47:17 -0400 (EDT), Nelson Elhage <nelhage at nelhage.com> wrote:
> This patch adds a hook to TargetLowering to indicate whether the stack protector
> cookie is stored in a non-standard place.
> 
> Code-diving glibc, it appears that in general it stores the stack cookie off of
> the TCB header. I'm not sure if there's a more generic solution than the
> address-space/offset approach in this patch for accessing the TCB header in the
> generated IR.
> 
> 
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