feature/spaceship: Merge toolset update#1644

Merged

StephanTLavavej merged 11 commits intomicrosoft:feature/spaceshipfrom

StephanTLavavej:merge_spaceship

Feb 13, 2021

Commits on Feb 3, 2021

Prepare the constexpr machinery needed for string and vector (#1546)

authored

Commits on Feb 12, 2021

VS 2019 16.9 Preview 4 toolset update (#1636)
StephanTLavavej
authored
<random>: Improve binomial_distribution accuracy (#1531)

authored
<random>: Fix several min/max values and gamma_distribution::param_type::operator== (#1601)
statementreply
authored
Add test coverage for GH-1603 (default_initializable) (#1604)
CaseyCarter
authored
<charconv>: Optimize _Integer_to_chars for bases 3,5,6,7,9 (#1622)
iboB
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Update _MSVC_STL_UPDATE for Feb 2021 (#1626)
peterschussheim
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Partially activate more Header Units test coverage (#1628)
StephanTLavavej
authored
<chrono>: Optimize calendar date conversion (#1634)
statementreply
authored
<xhash>: Fix compiler error when dllexporting a class derived from unordered_set (#1639)
StephanTLavavej
authored

Commits on Feb 13, 2021

Merge branch 'main' into merge_spaceship
StephanTLavavej
committed