[libc++] Complete overhaul of constexpr support in std::array
authorLouis Dionne <ldionne@apple.com>
Fri, 22 May 2020 13:59:48 +0000 (09:59 -0400)
committerLouis Dionne <ldionne@apple.com>
Thu, 28 May 2020 16:31:06 +0000 (12:31 -0400)
commit77b9abfc8e89ca627e4f9a1cc206bea131db6db1
tree1af8ced2ea9e418ec88cfa9538445a054c15c034
parentb726d071b4aa46004228fc38ee5bfd167f999bfe
[libc++] Complete overhaul of constexpr support in std::array

This commit adds missing support for constexpr in std::array under all
standard modes up to and including C++20. It also transforms the <array>
tests to check for constexpr-friendliness under the right standard modes.

Fixes https://llvm.org/PR40124
Fixes rdar://57522096
Supersedes https://reviews.llvm.org/D60666

Differential Revision: https://reviews.llvm.org/D80452
38 files changed:
libcxx/docs/FeatureTestMacroTable.rst
libcxx/include/array
libcxx/include/version
libcxx/test/std/containers/sequences/array/aggregate.pass.cpp [new file with mode: 0644]
libcxx/test/std/containers/sequences/array/array.cons/deduct.pass.cpp
libcxx/test/std/containers/sequences/array/array.cons/default.pass.cpp
libcxx/test/std/containers/sequences/array/array.cons/implicit_copy.pass.cpp
libcxx/test/std/containers/sequences/array/array.cons/initializer_list.pass.cpp
libcxx/test/std/containers/sequences/array/array.creation/to_array.pass.cpp
libcxx/test/std/containers/sequences/array/array.data/data.pass.cpp
libcxx/test/std/containers/sequences/array/array.data/data_const.pass.cpp
libcxx/test/std/containers/sequences/array/array.fill/fill.pass.cpp
libcxx/test/std/containers/sequences/array/array.size/size.pass.cpp
libcxx/test/std/containers/sequences/array/array.special/swap.pass.cpp
libcxx/test/std/containers/sequences/array/array.swap/swap.pass.cpp
libcxx/test/std/containers/sequences/array/array.tuple/get.pass.cpp
libcxx/test/std/containers/sequences/array/array.tuple/get_const.pass.cpp
libcxx/test/std/containers/sequences/array/array.tuple/get_const_rv.pass.cpp
libcxx/test/std/containers/sequences/array/array.tuple/get_rv.pass.cpp
libcxx/test/std/containers/sequences/array/array.tuple/tuple_element.fail.cpp
libcxx/test/std/containers/sequences/array/at.pass.cpp
libcxx/test/std/containers/sequences/array/at_const.pass.cpp [new file with mode: 0644]
libcxx/test/std/containers/sequences/array/begin.pass.cpp [deleted file]
libcxx/test/std/containers/sequences/array/compare.pass.cpp
libcxx/test/std/containers/sequences/array/contiguous.pass.cpp
libcxx/test/std/containers/sequences/array/empty.pass.cpp
libcxx/test/std/containers/sequences/array/front_back.pass.cpp
libcxx/test/std/containers/sequences/array/front_back_const.pass.cpp [new file with mode: 0644]
libcxx/test/std/containers/sequences/array/indexing.pass.cpp
libcxx/test/std/containers/sequences/array/indexing_const.pass.cpp [new file with mode: 0644]
libcxx/test/std/containers/sequences/array/iterators.pass.cpp
libcxx/test/std/containers/sequences/array/max_size.pass.cpp
libcxx/test/std/containers/sequences/array/size_and_alignment.pass.cpp
libcxx/test/std/language.support/support.limits/support.limits.general/array.version.pass.cpp
libcxx/test/std/language.support/support.limits/support.limits.general/iterator.version.pass.cpp
libcxx/test/std/language.support/support.limits/support.limits.general/version.version.pass.cpp
libcxx/test/support/test_macros.h
libcxx/utils/generate_feature_test_macro_components.py