[Libunwind-devel] Re: Call to strdup breaks heap profilers

[Daniel Jacobowitz]

On Mon, Jul 21, 2008 at 07:11:51PM -0700, Arun Sharma wrote:
> I've temporarily reverted this commit from our copy of libunwind - so it's
> not super urgent. But it'd be nice to get a fix in the longer term that
> doesn't involve calls to malloc.

I've definitely not forgotten about this - I will get it fixed.

> Also, I'm curious about how the mpatrol recursion guard works. In our case,
> the lock in question is in the malloc implementation itself [1].

Nothing particularly special; it already had a recursion trap, just
wasn't applying it in some places.  The checking happens outside of
normal allocation locking.

-- 
Daniel Jacobowitz
CodeSourcery