diff options
Diffstat (limited to 'libstdc++-v3')
13 files changed, 121 insertions, 10 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 04bba2c..77ab059 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,37 @@ +2025-10-27 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/122401 + * testsuite/20_util/shared_ptr/atomic/pr118757.cc: Add -pthread + for et pthread. + * testsuite/20_util/weak_ptr/pr118757.cc: Likewise. + * testsuite/30_threads/condition_variable/members/116586.cc: + Likewise. Only run for hosted targets with gthreads support. + * testsuite/30_threads/future/members/116586.cc: Likewise. + * testsuite/30_threads/recursive_timed_mutex/try_lock_until/116586.cc: + Likewise. + * testsuite/30_threads/timed_mutex/try_lock_until/116586.cc: + Likewise. + +2025-10-27 Matthias Kretz <m.kretz@gsi.de> + + * include/bits/utility.h (_IotaArray): Define. + * testsuite/ext/iotaarray.cc: New test. + +2025-10-27 Jonathan Wakely <jwakely@redhat.com> + + PR libstdc++/108951 + * include/bits/valarray_array.h( __valarray_get_storage): Use + std::__new_allocator. + (__valarray_release_memory): Likewise. + * include/std/valarray: Pass _M_size to + __valarray_release_memory. + * testsuite/26_numerics/valarray/108951.cc: New test. + +2025-10-27 Jonathan Wakely <jwakely@redhat.com> + + * testsuite/util/testsuite_iterators.h (test_container): Add + iterator and value_type typedefs. + 2025-10-24 Eric Pimentel Aguiar <eric.pimentela@gmail.com> * src/c++23/std.cc.in (std::strided_slice, std::full_extent_t) diff --git a/libstdc++-v3/include/bits/utility.h b/libstdc++-v3/include/bits/utility.h index 4e57465..96ac698 100644 --- a/libstdc++-v3/include/bits/utility.h +++ b/libstdc++-v3/include/bits/utility.h @@ -172,6 +172,22 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION using index_sequence_for = make_index_sequence<sizeof...(_Types)>; #endif // __glibcxx_integer_sequence +#if __cpp_structured_bindings >= 202411L +#if __has_builtin(__integer_pack) + template <auto _Num, typename _Tp = decltype(_Num)> + inline constexpr _Tp + _IotaArray[_Num] = {__integer_pack(_Tp(_Num))...}; +#elif defined __glibcxx_integer_sequence + template <auto _Num, typename _Tp = decltype(_Num), typename = make_integer_sequence<_Tp, _Num>> + inline constexpr _Tp + _IotaArray[_Num]; + + template <auto _Num, typename _Tp, _Tp... _Is> + inline constexpr _Tp + _IotaArray<_Num, _Tp, integer_sequence<_Tp, _Is...>>[_Num] = {_Is...}; +#endif // __integer_pack +#endif // __cpp_structured_bindings >= 202411L + #if __cplusplus >= 201703L struct in_place_t { diff --git a/libstdc++-v3/include/bits/valarray_array.h b/libstdc++-v3/include/bits/valarray_array.h index b5c02b7..d1b712c 100644 --- a/libstdc++-v3/include/bits/valarray_array.h +++ b/libstdc++-v3/include/bits/valarray_array.h @@ -38,6 +38,7 @@ #include <bits/c++config.h> #include <bits/cpp_type_traits.h> +#include <bits/new_allocator.h> #include <cstdlib> #include <new> @@ -57,12 +58,13 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION template<typename _Tp> inline _Tp* __valarray_get_storage(size_t __n) - { return static_cast<_Tp*>(operator new(__n * sizeof(_Tp))); } + { return std::__new_allocator<_Tp>().allocate(__n); } // Return memory to the system - inline void - __valarray_release_memory(void* __p) - { operator delete(__p); } + template<typename _Tp> + inline void + __valarray_release_memory(_Tp* __p, size_t __n) + { std::__new_allocator<_Tp>().deallocate(__p, __n); } #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wc++17-extensions" // if constexpr diff --git a/libstdc++-v3/include/std/valarray b/libstdc++-v3/include/std/valarray index 82b58ef..ac15e79 100644 --- a/libstdc++-v3/include/std/valarray +++ b/libstdc++-v3/include/std/valarray @@ -720,7 +720,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION valarray<_Tp>::~valarray() _GLIBCXX_NOEXCEPT { std::__valarray_destroy_elements(_M_data, _M_data + _M_size); - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); } template<typename _Tp> @@ -736,7 +736,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION if (_M_data) { std::__valarray_destroy_elements(_M_data, _M_data + _M_size); - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); } _M_size = __v._M_size; _M_data = __valarray_get_storage<_Tp>(_M_size); @@ -754,7 +754,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION if (_M_data) { std::__valarray_destroy_elements(_M_data, _M_data + _M_size); - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); } _M_size = __v._M_size; _M_data = __v._M_data; @@ -776,7 +776,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION if (_M_data) { std::__valarray_destroy_elements(_M_data, _M_data + _M_size); - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); } _M_size = __l.size(); _M_data = __valarray_get_storage<_Tp>(_M_size); @@ -854,7 +854,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION if (_M_data) { std::__valarray_destroy_elements(_M_data, _M_data + _M_size); - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); } _M_size = __e.size(); _M_data = __valarray_get_storage<_Tp>(_M_size); @@ -1049,7 +1049,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION std::__valarray_destroy_elements(_M_data, _M_data + _M_size); if (_M_size != __n) { - std::__valarray_release_memory(_M_data); + std::__valarray_release_memory(_M_data, _M_size); _M_size = __n; _M_data = __valarray_get_storage<_Tp>(__n); } diff --git a/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/pr118757.cc b/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/pr118757.cc index d54abd8..f49ae38 100644 --- a/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/pr118757.cc +++ b/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/pr118757.cc @@ -1,4 +1,5 @@ // { dg-do run { target c++20 } } +// { dg-additional-options "-pthread" { target pthread } } // { dg-require-gthreads "" } // { dg-require-effective-target hosted } diff --git a/libstdc++-v3/testsuite/20_util/weak_ptr/pr118757.cc b/libstdc++-v3/testsuite/20_util/weak_ptr/pr118757.cc index f048f13..77757f3 100644 --- a/libstdc++-v3/testsuite/20_util/weak_ptr/pr118757.cc +++ b/libstdc++-v3/testsuite/20_util/weak_ptr/pr118757.cc @@ -1,4 +1,5 @@ // { dg-do run { target c++20 } } +// { dg-additional-options "-pthread" { target pthread } } // { dg-require-gthreads "" } // { dg-require-effective-target hosted } diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/108951.cc b/libstdc++-v3/testsuite/26_numerics/valarray/108951.cc new file mode 100644 index 0000000..929a1d4 --- /dev/null +++ b/libstdc++-v3/testsuite/26_numerics/valarray/108951.cc @@ -0,0 +1,22 @@ +// { dg-do run { target c++11 } } +// { dg-additional-options "-faligned-new" { target c++14_down } } + +#include <valarray> +#include <cstdint> +#include <testsuite_hooks.h> + +struct alignas(64) Num +{ + Num() + { + VERIFY(reinterpret_cast<std::uintptr_t>(this) % alignof(*this) == 0); + } + + double val{}; +}; + +int main() +{ + std::valarray<Num> v(2); + v.resize(4, {}); +} diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/members/116586.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/members/116586.cc index 7114007..e8c3e16 100644 --- a/libstdc++-v3/testsuite/30_threads/condition_variable/members/116586.cc +++ b/libstdc++-v3/testsuite/30_threads/condition_variable/members/116586.cc @@ -1,4 +1,7 @@ // { dg-do run { target c++11 } } +// { dg-additional-options "-pthread" { target pthread } } +// { dg-require-gthreads "" } +// { dg-require-effective-target hosted } #include <condition_variable> #include <chrono> diff --git a/libstdc++-v3/testsuite/30_threads/future/members/116586.cc b/libstdc++-v3/testsuite/30_threads/future/members/116586.cc index b7cd12c..82f1e5c 100644 --- a/libstdc++-v3/testsuite/30_threads/future/members/116586.cc +++ b/libstdc++-v3/testsuite/30_threads/future/members/116586.cc @@ -1,4 +1,7 @@ // { dg-do run { target c++11 } } +// { dg-additional-options "-pthread" { target pthread } } +// { dg-require-gthreads "" } +// { dg-require-effective-target hosted } #include <future> #include <chrono> diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/116586.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/116586.cc index 941f3af..25a78e7 100644 --- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/116586.cc +++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/116586.cc @@ -1,4 +1,7 @@ // { dg-do run { target c++11 } } +// { dg-additional-options "-pthread" { target pthread } } +// { dg-require-gthreads "" } +// { dg-require-effective-target hosted } #include <mutex> #include <chrono> diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/116586.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/116586.cc index dcba7aa..1566228 100644 --- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/116586.cc +++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/116586.cc @@ -1,4 +1,7 @@ // { dg-do run { target c++11 } } +// { dg-additional-options "-pthread" { target pthread } } +// { dg-require-gthreads "" } +// { dg-require-effective-target hosted } #include <chrono> #include <mutex> diff --git a/libstdc++-v3/testsuite/ext/iotaarray.cc b/libstdc++-v3/testsuite/ext/iotaarray.cc new file mode 100644 index 0000000..b259602 --- /dev/null +++ b/libstdc++-v3/testsuite/ext/iotaarray.cc @@ -0,0 +1,20 @@ +// { dg-do compile { target c++26 } } + +#include <utility> +#include <type_traits> + +template<auto N> +void test() +{ + constexpr auto [id0, ...ids] = std::_IotaArray<N>; + static_assert( std::is_same_v<decltype(id0), const decltype(N)> ); + static_assert( sizeof...(ids) == N - 1 ); + static_assert( (id0 + ... + ids) == N*(N-1)/2 ); +} + +int main() +{ + test<1>(); + test<4u>(); + test<8ull>(); +} diff --git a/libstdc++-v3/testsuite/util/testsuite_iterators.h b/libstdc++-v3/testsuite/util/testsuite_iterators.h index 5bf2e70..41fbcaa 100644 --- a/libstdc++-v3/testsuite/util/testsuite_iterators.h +++ b/libstdc++-v3/testsuite/util/testsuite_iterators.h @@ -674,6 +674,9 @@ namespace __gnu_test template <class T, template<class TT> class ItType> struct test_container { + typedef ItType<T> iterator; + typedef typename iterator::value_type value_type; + typename ItType<T>::ContainerType bounds; _GLIBCXX_CONSTEXPR |