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Fixing visual studio compilation of string_view::at()

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VS2013, VS2015 & VS2017RC don't like the ternary throwing an exception :
'return': cannot convert from 'void' to 'const char &'
Now using classic if when compiling on a windows platform.
This commit is contained in:
Surogate 2016-12-12 22:57:56 +01:00
parent 9ae6492af9
commit 38b536ff05
1 changed files with 6 additions and 3 deletions
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9
include/boost/utility/string_view.hpp
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@ -121,10 +121,13 @@ namespace boost {
BOOST_CONSTEXPR const_reference operator[](size_type pos) const BOOST_NOEXCEPT { return ptr_[pos]; }
BOOST_CONSTEXPR const_reference at(size_t pos) const {
#ifndef _MSC_VER
return pos >= len_ ? BOOST_THROW_EXCEPTION(std::out_of_range("boost::string_view::at")) : ptr_[pos];
// if ( pos >= len_ )
// BOOST_THROW_EXCEPTION( std::out_of_range ( "boost::string_view::at" ) );
// return ptr_[pos];
#else
if (pos >= len_)
BOOST_THROW_EXCEPTION(std::out_of_range("boost::string_view::at"));
return ptr_[pos];
#endif
}
BOOST_CONSTEXPR const_reference front() const { return ptr_[0]; }