Author
anonymous
over 6 years ago
Language
C++
Compiler
clang 6.0.0
Options
Warnings
Boost 1.67.0
C++2a(GNU)
no pedantic
Author
anonymous
over 6 years ago
$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.67.0/clang-6.0.0/include -std=gnu++2a prog.cc:20:15: error: non-const lvalue reference to type 'unique_ptr<...>' cannot bind to a temporary of type 'unique_ptr<...>'
: item(std::move(t))
^ ~~~~~~~~~~~~
prog.cc:15:12: note: in instantiation of member function 'foo(std::__1::unique_ptr<x, std::__1::default_delete<x> > &&)::boo::boo' requested here
struct boo
^
prog.cc:31:5: note: in instantiation of function template specialization 'foo<std::__1::unique_ptr<x, std::__1::default_delete<x> > &>' requested here
foo(b);
^
prog.cc:24:9: error: no matching constructor for initialization of 'boo'
new boo(std::move(item));
^ ~~~~~~~~~~~~~~~
prog.cc:31:5: note: in instantiation of function template specialization 'foo<std::__1::unique_ptr<x, std::__1::default_delete<x> > &>' requested here
foo(b);
^
prog.cc:15:12: note: candidate constructor (the implicit copy constructor) not viable: no known conversion from 'typename remove_reference<unique_ptr<x, default_delete<x> > &>::type' (aka 'std::__1::unique_ptr<x, std::__1::default_delete<x> >') to 'const boo' for 1st argument
struct boo
^
prog.cc:15:12: note: candidate constructor (the implicit move constructor) not viable: no known conversion from 'typename remove_reference<unique_ptr<x, default_delete<x> > &>::type' (aka 'std::__1::unique_ptr<x, std::__1::default_delete<x> >') to 'boo' for 1st argument
struct boo
^
2 errors generated.
Exit Code:
1