Ticket 12754 - operator| overload for boost::range_details::replace_holder is not SFINEA friendly

include\boost\range\adaptor\replaced.hpp

Make sure that the overload resolution doesn't choke on the value type factory when its considers the overload
This commit is contained in:
Tim Wynants
2017-01-12 17:45:31 +01:00
parent 56d470635d
commit 7b89c747d6

View File

@ -101,12 +101,10 @@ namespace boost
void operator=(const replace_holder&);
};
template< class SinglePassRange >
template< class SinglePassRange,
class RangeValueType = BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>
inline replaced_range<SinglePassRange>
operator|(
SinglePassRange& r,
const replace_holder<
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>& f )
operator|(SinglePassRange& r, const replace_holder<RangeValueType>& f)
{
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<SinglePassRange>));
@ -114,12 +112,10 @@ namespace boost
return replaced_range<SinglePassRange>(r, f.val1, f.val2);
}
template< class SinglePassRange >
template< class SinglePassRange,
class RangeValueType = BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>
inline replaced_range<const SinglePassRange>
operator|(
const SinglePassRange& r,
const replace_holder<
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>& f)
operator|(const SinglePassRange& r, const replace_holder<RangeValueType>& f)
{
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<const SinglePassRange>));
@ -139,11 +135,10 @@ namespace boost
range_detail::forwarder2<range_detail::replace_holder>();
}
template<class SinglePassRange>
template< class SinglePassRange,
class RangeValueType = BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>
inline replaced_range<SinglePassRange>
replace(SinglePassRange& rng,
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type from,
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type to)
replace(SinglePassRange& rng, RangeValueType from, RangeValueType to)
{
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<SinglePassRange>));
@ -151,11 +146,10 @@ namespace boost
return replaced_range<SinglePassRange>(rng, from, to);
}
template<class SinglePassRange>
template< class SinglePassRange,
class RangeValueType = BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type>
inline replaced_range<const SinglePassRange>
replace(const SinglePassRange& rng,
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type from,
BOOST_DEDUCED_TYPENAME range_value<SinglePassRange>::type to)
replace(const SinglePassRange& rng, RangeValueType from, RangeValueType to)
{
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<const SinglePassRange>));