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entity: refine checks to fully support zero-sized versions/fully defined entity masks

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Michele Caini
2024-02-27 13:52:59 +01:00
parent 83576bf94e
commit 2f1c99ab81
1 changed files with 2 additions and 2 deletions
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4
src/entt/entity/entity.hpp
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@@ -66,8 +66,8 @@ template<typename Traits>
class basic_entt_traits {
static constexpr auto length = internal::popcount(Traits::entity_mask);
static_assert(Traits::entity_mask && ((typename Traits::entity_type{1} << length) == (Traits::entity_mask + 1)), "Invalid entity mask");
static_assert((typename Traits::entity_type{1} << internal::popcount(Traits::version_mask)) == (Traits::version_mask + 1), "Invalid version mask");
static_assert(Traits::entity_mask && ((Traits::entity_mask & (Traits::entity_mask + 1)) == 0), "Invalid entity mask");
static_assert((Traits::version_mask & (Traits::version_mask + 1)) == 0, "Invalid version mask");
public:
/*! @brief Value type. */