[Bug libstdc++/71856] [6/7 Regression] _GLIBCXX_DEBUG-mode breaks GNU parallel extension

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71856

--- Comment #12 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Thu Dec  8 12:41:07 2016
New Revision: 243436

URL: https://gcc.gnu.org/viewcvs?rev=243436&root=gcc&view=rev
Log:
PR71856 try to fix Parallel Mode assertions again

        PR libstdc++/71856
        * doc/xml/manual/using.xml: Document macro.
        * include/bits/c++config [_GLIBCXX_DEBUG || _GLIBCXX_PARALLEL]
        (__glibcxx_assert): Rename to __glibcxx_assert_impl.
        [_GLIBCXX_DEBUG] (__glibcxx_assert): Expand to __glibcxx_assert_impl.
        * include/parallel/base.h [_GLIBCXX_PARALLEL_ASSERTIONS]
        (_GLIBCXX_PARALLEL_ASSERT): Expand to __glibcxx_assert_impl.
        [!_GLIBCXX_PARALLEL_ASSERTIONS] (_GLIBCXX_PARALLEL_ASSERT): Define as
        empty.
        * testsuite/25_algorithms/headers/algorithm/
        parallel_algorithm_assert2.cc: New test.

Added:
   
branches/gcc-6-branch/libstdc++-v3/testsuite/25_algorithms/headers/algorithm/parallel_algorithm_assert2.cc
Modified:
    branches/gcc-6-branch/libstdc++-v3/ChangeLog
    branches/gcc-6-branch/libstdc++-v3/doc/xml/manual/using.xml
    branches/gcc-6-branch/libstdc++-v3/include/bits/c++config
    branches/gcc-6-branch/libstdc++-v3/include/parallel/base.h