[oneDPL] Simplify constructor calls (#1532)

Author: SergeyKopienko

include/oneapi/dpl/pstl/algorithm_impl.h

@@ -1494,12 +1494,7 @@ __remove_elements(__parallel_tag<_IsVector>, _ExecutionPolicy&& __exec, _RandomA
             [=](_DifferenceType __i, _DifferenceType __len, _DifferenceType __initial) {
                 __internal::__brick_copy_by_mask(
                     __first + __i, __first + __i + __len, __result + __initial, __mask + __i,
-                    [](_RandomAccessIterator __x, _Tp* __z) {
-                        if constexpr (::std::is_trivial_v<_Tp>)
-                            *__z = ::std::move(*__x);
-                        else
-                            ::new (::std::addressof(*__z)) _Tp(::std::move(*__x));
-                    },
+                    [](_RandomAccessIterator __x, _Tp* __z) { ::new (std::addressof(*__z)) _Tp(std::move(*__x)); },
                     _IsVector{});
             },
             [&__m](_DifferenceType __total) { __m = __total; });
@@ -3092,10 +3087,7 @@ __pattern_inplace_merge(__parallel_tag<_IsVector>, _ExecutionPolicy&& __exec, _R
     _Tp* __r = __buf.get();
     __internal::__except_handler([&]() {
         auto __move_values = [](_RandomAccessIterator __x, _Tp* __z) {
-            if constexpr (::std::is_trivial_v<_Tp>)
-                *__z = ::std::move(*__x);
-            else
-                ::new (::std::addressof(*__z)) _Tp(::std::move(*__x));
+            ::new (std::addressof(*__z)) _Tp(std::move(*__x));
         };
 
         auto __move_sequences = [](_RandomAccessIterator __first1, _RandomAccessIterator __last1, _Tp* __first2) {

include/oneapi/dpl/pstl/memory_impl.h

@@ -119,10 +119,8 @@ struct __op_uninitialized_copy<_ExecutionPolicy>
     operator()(_SourceT&& __source, _TargetT& __target) const
     {
         using _TargetValueType = std::decay_t<_TargetT>;
-        if constexpr (std::is_trivial_v<_TargetValueType>)
-            __target = std::forward<_SourceT>(__source);
-        else
-            ::new (std::addressof(__target)) _TargetValueType(std::forward<_SourceT>(__source));
+
+        ::new (std::addressof(__target)) _TargetValueType(std::forward<_SourceT>(__source));
     }
 };