[all-commits] [llvm/llvm-project] c4e987: [libc++] Fix std::copy and std::move for ranges wi...

[philnik777 via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c4e98722ca79c827dd57b809e0ef16b3b8da8c72
      https://github.com/llvm/llvm-project/commit/c4e98722ca79c827dd57b809e0ef16b3b8da8c72
  Author: Nikolas Klauser <n_klauser at apple.com>
  Date:   2023-06-30 (Fri, 30 Jun 2023)

  Changed paths:
    M libcxx/include/CMakeLists.txt
    M libcxx/include/__algorithm/copy_move_common.h
    M libcxx/include/__string/char_traits.h
    M libcxx/include/__string/constexpr_c_functions.h
    A libcxx/include/__type_traits/datasizeof.h
    M libcxx/include/__utility/is_pointer_in_range.h
    M libcxx/include/module.modulemap.in
    M libcxx/include/string
    M libcxx/test/libcxx/algorithms/alg.modifying.operations/copy_move_trivial.pass.cpp
    M libcxx/test/libcxx/transitive_includes/cxx03.csv
    M libcxx/test/libcxx/transitive_includes/cxx11.csv
    M libcxx/test/libcxx/transitive_includes/cxx14.csv
    M libcxx/test/libcxx/transitive_includes/cxx17.csv
    M libcxx/test/libcxx/transitive_includes/cxx20.csv
    M libcxx/test/libcxx/transitive_includes/cxx23.csv
    M libcxx/test/libcxx/transitive_includes/cxx26.csv
    A libcxx/test/libcxx/type_traits/datasizeof.compile.pass.cpp
    M libcxx/test/std/algorithms/alg.modifying.operations/alg.copy/copy.pass.cpp
    M libcxx/test/std/algorithms/alg.modifying.operations/alg.copy/copy_backward.pass.cpp
    M libcxx/test/std/algorithms/alg.modifying.operations/alg.copy/copy_n.pass.cpp
    M libcxx/test/std/algorithms/alg.modifying.operations/alg.move/move.pass.cpp
    M libcxx/test/std/algorithms/alg.modifying.operations/alg.move/move_backward.pass.cpp

  Log Message:
  -----------
  [libc++] Fix std::copy and std::move for ranges with potentially overlapping tail padding

This fixes thr bug reported in https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108846.

Reviewed By: ldionne, #libc

Spies: mstorsjo, libcxx-commits

Differential Revision: https://reviews.llvm.org/D151953