[Bug libstdc++/60421] std::this_thread::sleep_for doesn't sleep for all arguments

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60421

--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Author: redi
Date: Wed Nov 11 17:08:51 2015
New Revision: 230183

URL: https://gcc.gnu.org/viewcvs?rev=230183&root=gcc&view=rev
Log:
Loop in std::this_thread sleep functions

        PR libstdc++/60421
        * include/std/thread (this_thread::sleep_for): Retry on EINTR.
        (this_thread::sleep_until): Retry if time not reached.
        * src/c++11/thread.cc (__sleep_for): Retry on EINTR.
        * testsuite/30_threads/this_thread/60421.cc: Test interruption and
        non-steady clocks.

Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/std/thread
    trunk/libstdc++-v3/src/c++11/thread.cc
    trunk/libstdc++-v3/testsuite/30_threads/this_thread/60421.cc