forked from boostorg/smart_ptr
Special case array construction for trivially default-constructible types and array destruction for trivially-destroyable types.
[SVN r81749]
This commit is contained in:
@ -17,12 +17,32 @@ namespace boost {
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namespace detail {
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template<typename T>
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inline void array_destroy(T* memory, std::size_t size) {
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boost::has_trivial_destructor<T> type;
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array_destroy(memory, size, type);
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}
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template<typename T>
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inline void array_destroy(T*, std::size_t, boost::true_type) {
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}
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template<typename T>
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inline void array_destroy(T* memory, std::size_t size, boost::false_type) {
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for (std::size_t i = size; i > 0; ) {
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memory[--i].~T();
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}
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}
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template<typename T>
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inline void array_construct(T* memory, std::size_t size) {
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boost::has_trivial_default_constructor<T> type;
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array_construct(memory, size, type);
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}
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template<typename T>
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inline void array_construct(T* memory, std::size_t size, boost::true_type) {
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for (std::size_t i = 0; i < size; i++) {
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void* p1 = memory + i;
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::new(p1) T();
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}
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}
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template<typename T>
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inline void array_construct(T* memory, std::size_t size, boost::false_type) {
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std::size_t i = 0;
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try {
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for (; i < size; i++) {
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@ -92,6 +112,14 @@ namespace boost {
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}
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template<typename T>
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inline void array_construct_noinit(T* memory, std::size_t size) {
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boost::has_trivial_default_constructor<T> type;
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array_construct_noinit(memory, size, type);
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}
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template<typename T>
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inline void array_construct_noinit(T*, std::size_t, boost::true_type) {
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}
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template<typename T>
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inline void array_construct_noinit(T* memory, std::size_t size, boost::false_type) {
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std::size_t i = 0;
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try {
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for (; i < size; i++) {
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