Edward Smith-Rowland 94014ee95b PR libstdc++/88996 Implement P0439R0 ... 2019-03-04 Edward Smith-Rowland <3dw4rd@verizon.net> PR libstdc++/88996 Implement P0439R0 Make std::memory_order a scoped enumeration. * include/bits/atomic_base.h: For C++20 make memory_order a scoped enum, add variables for the old enumerators. Adjust calls. * testsuite/29_atomics/headers/atomic/types_std_c++2a.cc: New test. * testsuite/29_atomics/headers/atomic/types_std_c++2a_neg.cc: New test. From-SVN: r269372		2019-03-04 20:11:14 +00:00
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atomic	PR libstdc++/88996 Implement P0439R0	2019-03-04 20:11:14 +00:00