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Date: Sun, 7 Nov 2021 20:56:01 +0100
From: Markus Wichmann <>
Subject: Re: add noexcept to all functions please

On Sun, Nov 07, 2021 at 07:20:21PM +0100, Florian Weimer wrote:
> I believe the musl cancellation implementation does not use DWARF
> unwinding.  I do not know if it cancellation handlers have the same
> hardening gap as glibc's with setjmp-based unwinding.
> Thanks,
> Florian

I presume you mean the cancel cleanup handling. In that case, musl uses
a simple linked list, with nodes allocated on stack. No gaps of any


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