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Re: [unwinder-portable] [patch 2/3] tests/ Handle missing CFI in .plt
- From: Jan Kratochvil <jan dot kratochvil at redhat dot com>
- To: elfutils-devel at lists dot fedorahosted dot org
- Date: Sat, 09 Nov 2013 19:45:34 +0100
- Subject: Re: [unwinder-portable] [patch 2/3] tests/ Handle missing CFI in .plt
On Wed, 06 Nov 2013 11:44:14 +0100, Mark Wielaard wrote:
> That looks fine. But please do add a comment in the regular
> (non-portable) testcase with a hint that older systems might be broken
> somewhere at the start. So people that run the tests on an older system
> and happen to see this this fail know their system is broken and there
> is a workaround on the portable branch.
Put there the attached comment.
diff --git a/tests/backtrace.c b/tests/backtrace.c
index 36995bc..1fac6d5 100644
@@ -15,6 +15,10 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
+/* Older systems (such as RHEL-5; fixed as binutils PR ld/12570 on 2011-06-20)
+ will fail this testcase as they do not provide CFI for the .plt section.
+ elfutils 'portable' patch/branch disables the .plt unwind test. */