[Bug nptl/18435] pthread_once hangs when init routine throws an exception

["cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=18435

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https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=203c1a898dd2e281eae30f3c57ceb8d4a50b00f4

commit 203c1a898dd2e281eae30f3c57ceb8d4a50b00f4
Author: Martin Sebor <msebor@gcc.gnu.org>
Date:   Thu Jul 9 19:25:38 2015 -0400

    The patch committed to fix bug #18435 caused regressions on aarch64
    and also powerpc64 and powerpc64le. See the discussion in the thread
    below for details. This change reverts the problematic bits leaving
    the added test in place and marking XFAIL in anticipation of fixing
    the bug in the near future.
    https://sourceware.org/ml/libc-alpha/2015-07/msg00141.html

        [BZ #18435]
        * nptl/pthreadP.h (pthread_cleanup_push, pthread_cleanup_pop):
        Revert commit ed225df3ad9cbac3c22ec3f0fbbed1f9c61d1c54.
        * nptl/Makefile (test-xfail-tst-once5): Define.

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog       |    7 +++++++
 NEWS            |   12 ++++++------
 nptl/Makefile   |    4 ++++
 nptl/pthreadP.h |   11 +++++++++++
 4 files changed, 28 insertions(+), 6 deletions(-)

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