[all-commits] [llvm/llvm-project] 6e6c51: [libc++] Make `<map>` `std::map` constexpr as part...

[Vinay Deshmukh via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6e6c51be667e95ee456efdc6d28b2184ceb6ed32
      https://github.com/llvm/llvm-project/commit/6e6c51be667e95ee456efdc6d28b2184ceb6ed32
  Author: Vinay Deshmukh <vinay_deshmukh at outlook.com>
  Date:   2026-06-03 (Wed, 03 Jun 2026)

  Changed paths:
    M libcxx/docs/FeatureTestMacroTable.rst
    M libcxx/include/__iterator/erase_if_container.h
    M libcxx/include/__node_handle
    M libcxx/include/__tree
    M libcxx/include/__type_traits/make_transparent.h
    M libcxx/include/__utility/default_three_way_comparator.h
    M libcxx/include/__utility/lazy_synth_three_way_comparator.h
    M libcxx/include/__utility/try_key_extraction.h
    M libcxx/include/map
    M libcxx/include/version
    M libcxx/test/std/algorithms/alg.nonmodifying/alg.foreach/for_each.associative.pass.cpp
    M libcxx/test/std/algorithms/alg.nonmodifying/alg.foreach/ranges.for_each.associative.pass.cpp
    M libcxx/test/std/containers/associative/from_range_associative_containers.h
    M libcxx/test/std/containers/associative/map/compare.pass.cpp
    M libcxx/test/std/containers/associative/map/get_allocator.pass.cpp
    M libcxx/test/std/containers/associative/map/incomplete_type.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/at.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/empty.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/index_key.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/index_rv_key.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/index_tuple.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/iterator.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/max_size.pass.cpp
    M libcxx/test/std/containers/associative/map/map.access/size.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/assign_initializer_list.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/compare.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/compare_alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/copy.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/copy_alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/copy_assign.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/deduct.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/deduct_const.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/default.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/default_noexcept.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/dtor_noexcept.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/from_range.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/initializer_list.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/initializer_list_compare.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/initializer_list_compare_alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/iter_iter.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/iter_iter_comp.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/iter_iter_comp_alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/move.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/move_alloc.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/move_assign.pass.cpp
    M libcxx/test/std/containers/associative/map/map.cons/move_noexcept.pass.cpp
    M libcxx/test/std/containers/associative/map/map.erasure/erase_if.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/clear.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/emplace.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/emplace_hint.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/erase_iter.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/erase_iter_iter.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/erase_key.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/extract_iterator.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/extract_key.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_cv.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_initializer_list.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_iter_cv.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_iter_iter.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_iter_rv.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_node_type.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_node_type_hint.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_or_assign.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_range.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/insert_rv.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/merge.pass.cpp
    M libcxx/test/std/containers/associative/map/map.modifiers/try.emplace.pass.cpp
    M libcxx/test/std/containers/associative/map/map.nonmember/compare.three_way.pass.cpp
    M libcxx/test/std/containers/associative/map/map.nonmember/op_compare.pass.cpp
    M libcxx/test/std/containers/associative/map/map.observers/key_comp.pass.cpp
    M libcxx/test/std/containers/associative/map/map.observers/value_comp.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/contains.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/contains_transparent.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/count.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/count0.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/count_transparent.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/equal_range.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/equal_range0.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/equal_range_transparent.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/find.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/find0.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/lower_bound.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/lower_bound0.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/upper_bound.pass.cpp
    M libcxx/test/std/containers/associative/map/map.ops/upper_bound0.pass.cpp
    M libcxx/test/std/containers/associative/map/map.special/member_swap.pass.cpp
    M libcxx/test/std/containers/associative/map/map.special/non_member_swap.pass.cpp
    M libcxx/test/std/containers/associative/map/map.special/swap_noexcept.pass.cpp
    M libcxx/test/std/containers/associative/map/map.value_compare/invoke.pass.cpp
    M libcxx/test/std/containers/associative/map/types.pass.cpp
    M libcxx/test/std/containers/container.node/node_handle.pass.cpp
    M libcxx/test/std/containers/insert_range_maps_sets.h
    M libcxx/test/std/language.support/support.limits/support.limits.general/map.version.compile.pass.cpp
    M libcxx/test/std/language.support/support.limits/support.limits.general/version.version.compile.pass.cpp
    A libcxx/test/support/CopyConstructible.h
    M libcxx/test/support/is_transparent.h
    M libcxx/test/support/private_constructor.h
    M libcxx/utils/generate_feature_test_macro_components.py

  Log Message:
  -----------
  [libc++] Make `<map>` `std::map` constexpr as part of P3372R3 (#134330)

Fixes https://github.com/llvm/llvm-project/issues/128660

Adds `constexpr` support for `std::map` as per P3372R3

---------

Co-authored-by: A. Jiang <de34 at live.cn>



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