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fix #53

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neargye 2020-09-16 00:26:01 +03:00
parent 59aa63ac64
commit 4813c04927
1 changed files with 9 additions and 1 deletions
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10
include/magic_enum.hpp
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@ -406,7 +406,15 @@ template <typename E, bool IsFlags, int Min, std::size_t... I>
constexpr auto values(std::index_sequence<I...>) noexcept { constexpr auto values(std::index_sequence<I...>) noexcept {
static_assert(is_enum_v<E>, "magic_enum::detail::values requires enum type."); static_assert(is_enum_v<E>, "magic_enum::detail::values requires enum type.");
constexpr std::array<bool, sizeof...(I)> valid{{is_valid<E, value<E, Min, IsFlags>(I)>()...}}; constexpr std::array<bool, sizeof...(I)> valid{{is_valid<E, value<E, Min, IsFlags>(I)>()...}};
constexpr std::size_t count = ((valid[I] ? std::size_t{1} : std::size_t{0}) + ...); constexpr std::size_t count = [](decltype((valid)) valid_) constexpr noexcept -> std::size_t {
auto count_ = std::size_t{0};
for (std::size_t i_ = 0; i_ < valid_.size(); ++i_) {
if (valid_[i_]) {
++count_;
}
}
return count_;
}(valid);
std::array<E, count> values{}; std::array<E, count> values{};
for (std::size_t i = 0, v = 0; v < count; ++i) { for (std::size_t i = 0, v = 0; v < count; ++i) {