std::uninitialized_value_construct std::owner_less std::shared_ptr std::to_address std::assume_aligned std::make_obj_using_allocator C 内存管理库 低层内存管理 std::pmr::memory_resource std::allocator std::pointer_traits std::uses_allocator std::uses_allocator_construction_args std::uninitiali...
uninitialized_construct_using_allocator (C++20) scoped_allocator_adaptor (C++11) pmr::polymorphic_allocator (C++17) Memory resources pmr::memory_resource (C++17) pmr::get_default_resource (C++17) pmr::set_default_resource (C++17) pmr::new_delete_resource ...
ranges::uninitialized_default_construct_n (C++20) ranges::uninitialized_value_construct_n (C++20) Allocators allocator allocator_traits (C++11) allocation_result (C++23) allocator_arg (C++11) uses_allocator (C++11) uses_allocator_construction_args (C++20) make_obj_using_allocator (C++20) unini...
> // Fills [first, last) with value_types constructed by the allocator > diff --git > a/libstdc++-v3/testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/sizes.cc > > b/libstdc++-v3/testsuite/20_util/specialized_algorithms/uninitialized_value_construct_n/sizes.cc > index...
do_not_construct() { CHECK(false); } };struct my_property { using value_type = int; }; constexpr int get_property(const cuda::experimental::uninitialized_async_buffer<int, my_property>&, my_property) { return 42; }TEMPLATE_TEST_CASE( ...
struct do_not_construct { do_not_construct() { CHECK(false); } };struct my_property { using value_type = int; }; constexpr int get_property(const cuda::experimental::uninitialized_async_buffer<int, my_property>&, my_property) { return 42;...
#include <algorithm>#include <iostream>#include <memory>#include <string>intmain(){conststd::size_tsz=4;std::allocator<std::string>alloc;std::string*p=alloc.allocate(sz);std::uninitialized_fill(p, p+sz,"Example");for(std::string*i=p;i!=p+sz;++i){std::cout<<*i<<'\n';i->~...