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Re: [Libunwind-devel] tests/Gperf-trace.c does not compile on uCLibC

From: Konstantin Belousov
Subject: Re: [Libunwind-devel] tests/Gperf-trace.c does not compile on uCLibC
Date: Wed, 17 Aug 2011 16:47:22 +0300
User-agent: Mutt/

On Wed, Aug 17, 2011 at 03:31:09PM +0200, Sven Neumann wrote:
> Hi,
> by default uCLibC does not include for the backtrace function (it can be
> enabled on some platforms though). Thus the Gperf-trace test in
> libunwind does not compile. I suggest that a configure check for
> backtrace() is added.
> I've tested this with libunwind-1.0-rc1.
backtrace(3) is only needed for tests, as you noted. libunwind already allows
the backtrace(3) to come from libexecinfo, this was done for FreeBSD
that also does not implement backtrace in libc. Requiring a library
for testing is reasonable, IMO.

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