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[Bug libstdc++/57060] std::this_thread::get_id() == std::thread::id::id() without -pthread


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57060

--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Fri Dec  4 17:32:40 2015
New Revision: 231289

URL: https://gcc.gnu.org/viewcvs?rev=231289&root=gcc&view=rev
Log:
PR libstdc++/57060 cope with invalid thread IDs

        PR libstdc++/57060
        * include/std/thread (operator==(thread::id, thread::id)): Do not use
        __gthread_equal.
        (operator<(thread::id, thread::id)): Add comment.
        (this_thread::get_id()): Do not use __gthread_self for single-threaded
        programs using glibc.
        * testsuite/30_threads/this_thread/57060.cc: New.

Added:
    trunk/libstdc++-v3/testsuite/30_threads/this_thread/57060.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/thread

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