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Fix GCC4.9

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This commit is contained in:
Simon Brand
2017-11-02 08:59:35 +00:00
parent ae449c6469
commit 305db8a382
1 changed files with 16 additions and 18 deletions
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34
expected.hpp
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@@ -419,8 +419,7 @@ struct expected_operations_base : expected_storage_base<T, E> {
template <class U = T,
detail::enable_if_t<std::is_nothrow_copy_constructible<U>::value>
* = nullptr>
void
assign(const expected_operations_base &rhs) noexcept {
void assign(const expected_operations_base &rhs) noexcept {
if (!this->m_has_val && rhs.m_has_val) {
geterr().~unexpected<E>();
construct(rhs.get());
@@ -435,8 +434,7 @@ struct expected_operations_base : expected_storage_base<T, E> {
detail::enable_if_t<!std::is_nothrow_copy_constructible<U>::value &&
std::is_nothrow_move_constructible<U>::value>
* = nullptr>
void
assign(const expected_operations_base &rhs) noexcept {
void assign(const expected_operations_base &rhs) noexcept {
if (!this->m_has_val && rhs.m_has_val) {
T tmp = rhs.get();
geterr().~unexpected<E>();
@@ -1143,8 +1141,8 @@ public:
constexpr expected() = default;
constexpr expected(const expected &rhs) = default;
constexpr expected(expected &&rhs) = default;
constexpr expected &operator=(const expected &rhs) = default;
constexpr expected &operator=(expected &&rhs) = default;
expected &operator=(const expected &rhs) = default;
expected &operator=(expected &&rhs) = default;
template <class... Args,
detail::enable_if_t<std::is_constructible<T, Args &&...>::value> * =
@@ -1223,7 +1221,7 @@ public:
detail::enable_if_t<!(std::is_convertible<U const &, T>::value &&
std::is_convertible<G const &, E>::value)> * =
nullptr>
explicit constexpr expected(const expected<U, G> &rhs)
explicit TL_EXPECTED_11_CONSTEXPR expected(const expected<U, G> &rhs)
: ctor_base(detail::default_constructor_tag{}) {
if (rhs.has_value()) {
::new (valptr()) T(*rhs);
@@ -1238,7 +1236,7 @@ public:
detail::enable_if_t<(std::is_convertible<U const &, T>::value &&
std::is_convertible<G const &, E>::value)> * =
nullptr>
constexpr expected(const expected<U, G> &rhs)
TL_EXPECTED_11_CONSTEXPR expected(const expected<U, G> &rhs)
: ctor_base(detail::default_constructor_tag{}) {
if (rhs.has_value()) {
::new (valptr()) T(*rhs);
@@ -1252,7 +1250,7 @@ public:
class U, class G,
detail::enable_if_t<!(std::is_convertible<U &&, T>::value &&
std::is_convertible<G &&, E>::value)> * = nullptr>
explicit constexpr expected(expected<U, G> &&rhs)
explicit TL_EXPECTED_11_CONSTEXPR expected(expected<U, G> &&rhs)
: ctor_base(detail::default_constructor_tag{}) {
if (rhs.has_value()) {
::new (valptr()) T(std::move(*rhs));
@@ -1267,7 +1265,7 @@ public:
class U, class G,
detail::enable_if_t<(std::is_convertible<U &&, T>::value &&
std::is_convertible<G &&, E>::value)> * = nullptr>
constexpr expected(expected<U, G> &&rhs)
TL_EXPECTED_11_CONSTEXPR expected(expected<U, G> &&rhs)
: ctor_base(detail::default_constructor_tag{}) {
if (rhs.has_value()) {
::new (valptr()) T(std::move(*rhs));
@@ -1464,11 +1462,11 @@ public:
}
constexpr const T *operator->() const { return valptr(); }
constexpr T *operator->() { return valptr(); }
TL_EXPECTED_11_CONSTEXPR T *operator->() { return valptr(); }
constexpr const T &operator*() const & { return val(); }
constexpr T &operator*() & { return val(); }
TL_EXPECTED_11_CONSTEXPR T &operator*() & { return val(); }
constexpr const T &&operator*() const && { return std::move(val()); }
constexpr T &&operator*() && { return std::move(val()); }
TL_EXPECTED_11_CONSTEXPR T &&operator*() && { return std::move(val()); }
constexpr explicit operator bool() const noexcept { return this->m_has_val; }
constexpr bool has_value() const noexcept { return this->m_has_val; }
constexpr const T &value() const & {
@@ -1476,7 +1474,7 @@ public:
throw bad_expected_access<E>(err());
return val();
}
constexpr T &value() & {
TL_EXPECTED_11_CONSTEXPR T &value() & {
if (!has_value())
throw bad_expected_access<E>(err());
return val();
@@ -1486,22 +1484,22 @@ public:
throw bad_expected_access<E>(err());
return std::move(val());
}
constexpr T &&value() && {
TL_EXPECTED_11_CONSTEXPR T &&value() && {
if (!has_value())
throw bad_expected_access<E>(err());
return std::move(val());
}
constexpr const E &error() const & { return err().value(); }
constexpr E &error() & { return err().value(); }
TL_EXPECTED_11_CONSTEXPR E &error() & { return err().value(); }
constexpr const E &&error() const && { return std::move(err().value()); }
constexpr E &&error() && { return std::move(err().value()); }
TL_EXPECTED_11_CONSTEXPR E &&error() && { return std::move(err().value()); }
template <class U> constexpr T value_or(U &&v) const & {
static_assert(std::is_copy_constructible<T>::value &&
std::is_convertible<U &&, T>::value,
"T must be copy-constructible and convertible to from U&&");
return bool(*this) ? **this : static_cast<T>(std::forward<U>(v));
}
template <class U> T value_or(U &&v) && {
template <class U> TL_EXPECTED_11_CONSTEXPR T value_or(U &&v) && {
static_assert(std::is_move_constructible<T>::value &&
std::is_convertible<U &&, T>::value,
"T must be move-constructible and convertible to from U&&");