Function constexpr

Src/Base/AMReX_PODVector.H:68–81

            else if           (IsPolymorphicArenaAllocator<Allocator<T>>::value)
#else
            else if constexpr (IsPolymorphicArenaAllocator<Allocator<T>>::value)
#endif
            {
                if (allocator.arena()->isManaged() ||
                    allocator.arena()->isDevice())
                {
                    amrex::ParallelFor(count, [=] AMREX_GPU_DEVICE (Size i) noexcept
                    {
                        data[i] = value;
                    });
                    Gpu::streamSynchronize();
                    return;
                }
            }
#endif
            std::uninitialized_fill_n(data, count, value);
        }