feature/spaceship: Merge LLVM update - #1615

Merged

Stephan T. Lavavej (StephanTLavavej) merged 14 commits into

microsoft:feature/spaceshipfrom

StephanTLavavej:merge_spaceship

Feb 3, 2021

Commits on Jan 26, 2021

Move the macro for MSVC-internal testing (#1589)
Stephan T. Lavavej (StephanTLavavej)
authored
4a8ffcd
<atomic>: Use _mm_pause, load loop (#1146)

authored
3d7a01c
Implement LWG-3171 "LWG-2989 breaks directory_entry stream insertion" (#1573)
statementreply
authored
0ce9231
_NODISCARD for <hash_map> and <hash_set> (#1574)

Sam Huang (celonymire)
and
Stephan T. Lavavej (StephanTLavavej)
authored
0efeeb4

Commits on Jan 27, 2021

Commits on Jan 31, 2021

P0466R5 Layout-Compatibility And Pointer-Interconvertibility Traits (#1575)

Mahmoud Saleh (MahmoudGSaleh)
and
Stephan T. Lavavej (StephanTLavavej)
authored
c319a7b

Commits on Feb 1, 2021

<chrono>: Partially implement P0355R7 (#323)

authored
6779b61

Commits on Feb 2, 2021

<xmemory>: remove deprecated std::allocator members in C++20 (#1585)
Michael S. Rizkalla
authored
d1f6fe9
Update LLVM submodule reference (#1594)

Casey Carter (CaseyCarter)
and
Stephan T. Lavavej (StephanTLavavej)
authored
355f8f5