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Re: [Libunwind-devel] x86_64 on libunwind 1.1rc1

From: Jim Lloyd
Subject: Re: [Libunwind-devel] x86_64 on libunwind 1.1rc1
Date: Fri, 5 Oct 2012 08:43:28 -0700

On Thu, Oct 4, 2012 at 8:06 PM, Arun Sharma <address@hidden> wrote:
On Wed, Oct 3, 2012 at 10:48 AM, Jim Lloyd <address@hidden> wrote:
> My next step is to try gperftools and will report back results. In the
> meantime, should I expect to see the above two failures on X86_64? Is there
> any workaround for them?

Yes - these are two known failures. x86_64 doesn't support registering
unwind info for dynamically generated code (Eg: JITs) yet.

Ok, good to know, thanks.

Also, I can report that I am able to use gperftools CPU profiler now for the first time on our multithreaded X86_64 application. This is huge win for us. Thanks!


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