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be_val: Remove usage of constexpr for supporting older gcc versions.

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James Benton 2018-06-14 13:33:42 +01:00
parent 9ffe296274
commit 10a085dd23
1 changed files with 8 additions and 32 deletions
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40
tools/common/be_val.h
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@ -60,58 +60,34 @@ public:
}
template<typename OtherType,
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value ||
std::is_convertible<const OtherType &, value_type>::value>::type>
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value>::type>
be_val & operator =(const OtherType &other)
{
if constexpr (std::is_constructible<value_type, const OtherType &>::value) {
setValue(value_type { other });
} else {
setValue(static_cast<value_type>(other));
}
setValue(value_type { other });
return *this;
}
template<typename OtherType,
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value ||
std::is_convertible<const OtherType &, value_type>::value>::type>
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value>::type>
be_val & operator =(OtherType &&other)
{
if constexpr (std::is_constructible<value_type, const OtherType &>::value) {
setValue(value_type { std::forward<OtherType>(other) });
} else {
setValue(static_cast<value_type>(std::forward<OtherType>(other)));
}
setValue(value_type { std::forward<OtherType>(other) });
return *this;
}
template<typename OtherType,
typename = typename std::enable_if<std::is_convertible<const OtherType &, value_type>::value ||
std::is_constructible<value_type, const OtherType &>::value>::type>
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value>::type>
be_val & operator =(const be_val<OtherType> &other)
{
if constexpr (std::is_constructible<value_type, const OtherType &>::value) {
setValue(value_type { other.value() });
} else {
setValue(static_cast<value_type>(other.value()));
}
setValue(value_type { other.value() });
return *this;
}
template<typename OtherType,
typename = typename std::enable_if<std::is_convertible<const OtherType &, value_type>::value ||
std::is_constructible<value_type, const OtherType &>::value>::type>
typename = typename std::enable_if<std::is_constructible<value_type, const OtherType &>::value>::type>
be_val & operator =(be_val<OtherType> &&other)
{
if constexpr (std::is_constructible<value_type, const OtherType &>::value) {
setValue(value_type { other.value() });
} else {
setValue(static_cast<value_type>(other.value()));
}
setValue(value_type { other.value() });
return *this;
}