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intro1.cc: In instantiation of ‘Type add(const Type&, const Type&) [with Type = std::unordered_map<int, int>]’:
intro1.cc:32:61: required from here
intro1.cc:23:18: error: no match for ‘operator+’ (operand types are ‘const std::unordered_map<int, int>’ and ‘const std::unordered_map<int, int>’)
return x + y;
~~^~~
In file included from /usr/include/c++/8/bits/stl_algobase.h:67,
from /usr/include/c++/8/bits/char_traits.h:39,
from /usr/include/c++/8/ios:40,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/stl_iterator.h:400:5: note: candidate: ‘template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference_type, const std::reverse_iterator<_Iterator>&)’
operator+(typename reverse_iterator<_Iterator>::difference_type __n,
^~~~~~~~
/usr/include/c++/8/bits/stl_iterator.h:400:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::reverse_iterator<_Iterator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/bits/stl_algobase.h:67,
from /usr/include/c++/8/bits/char_traits.h:39,
from /usr/include/c++/8/ios:40,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/stl_iterator.h:1195:5: note: candidate: ‘template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename std::move_iterator<_IteratorL>::difference_type, const std::move_iterator<_IteratorL>&)’
operator+(typename move_iterator<_Iterator>::difference_type __n,
^~~~~~~~
/usr/include/c++/8/bits/stl_iterator.h:1195:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::move_iterator<_IteratorL>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:5927:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)’
operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:5927:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:53,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.tcc:1157:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)’
operator+(const _CharT* __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.tcc:1157:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: mismatched types ‘const _CharT*’ and ‘std::unordered_map<int, int>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:53,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.tcc:1173:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)’
operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
^~~~~~~~
/usr/include/c++/8/bits/basic_string.tcc:1173:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:5964:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)’
operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:5964:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:5980:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)’
operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:5980:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:5992:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)’
operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:5992:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: types ‘std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’ and ‘const std::unordered_map<int, int>’ have incompatible cv-qualifiers
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:5998:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)’
operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:5998:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:6004:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)’
operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6004:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: types ‘std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’ and ‘const std::unordered_map<int, int>’ have incompatible cv-qualifiers
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:6016:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)’
operator+(const _CharT* __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6016:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: mismatched types ‘const _CharT*’ and ‘std::unordered_map<int, int>’
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:6022:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&)’
operator+(_CharT __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6022:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: types ‘std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’ and ‘const std::unordered_map<int, int>’ have incompatible cv-qualifiers
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:6028:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, const _CharT*)’
operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6028:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: types ‘std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’ and ‘const std::unordered_map<int, int>’ have incompatible cv-qualifiers
return x + y;
~~^~~
In file included from /usr/include/c++/8/string:52,
from /usr/include/c++/8/bits/locale_classes.h:40,
from /usr/include/c++/8/bits/ios_base.h:41,
from /usr/include/c++/8/ios:42,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/basic_string.h:6034:5: note: candidate: ‘template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&&, _CharT)’
operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
^~~~~~~~
/usr/include/c++/8/bits/basic_string.h:6034:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: types ‘std::__cxx11::basic_string<_CharT, _Traits, _Allocator>’ and ‘const std::unordered_map<int, int>’ have incompatible cv-qualifiers
return x + y;
~~^~~
In file included from /usr/include/c++/8/vector:65,
from intro1.cc:3:
/usr/include/c++/8/bits/stl_bvector.h:299:3: note: candidate: ‘std::_Bit_iterator std::operator+(std::ptrdiff_t, const std::_Bit_iterator&)’
operator+(ptrdiff_t __n, const _Bit_iterator& __x)
^~~~~~~~
/usr/include/c++/8/bits/stl_bvector.h:299:3: note: no known conversion for argument 1 from ‘const std::unordered_map<int, int>’ to ‘std::ptrdiff_t’ {aka ‘long int’}
/usr/include/c++/8/bits/stl_bvector.h:389:3: note: candidate: ‘std::_Bit_const_iterator std::operator+(std::ptrdiff_t, const std::_Bit_const_iterator&)’
operator+(ptrdiff_t __n, const _Bit_const_iterator& __x)
^~~~~~~~
/usr/include/c++/8/bits/stl_bvector.h:389:3: note: no known conversion for argument 1 from ‘const std::unordered_map<int, int>’ to ‘std::ptrdiff_t’ {aka ‘long int’}
In file included from /usr/include/c++/8/bits/stl_algobase.h:67,
from /usr/include/c++/8/bits/char_traits.h:39,
from /usr/include/c++/8/ios:40,
from /usr/include/c++/8/ostream:38,
from /usr/include/c++/8/iostream:39,
from intro1.cc:1:
/usr/include/c++/8/bits/stl_iterator.h:973:5: note: candidate: ‘template<class _Iterator, class _Container> __gnu_cxx::__normal_iterator<_Iterator, _Container> __gnu_cxx::operator+(typename __gnu_cxx::__normal_iterator<_Iterator, _Container>::difference_type, const __gnu_cxx::__normal_iterator<_Iterator, _Container>&)’
operator+(typename __normal_iterator<_Iterator, _Container>::difference_type
^~~~~~~~
/usr/include/c++/8/bits/stl_iterator.h:973:5: note: template argument deduction/substitution failed:
intro1.cc:23:18: note: ‘const std::unordered_map<int, int>’ is not derived from ‘const __gnu_cxx::__normal_iterator<_Iterator, _Container>’
return x + y;
~~^~~
|
