Language
C++
Compiler
gcc HEAD 13.0.1 20230302 (experimental)
Options
Warnings
Don't Use Boost
C++2b(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -std=gnu++2b 0x7ffe60d8d81c
0x7ffe60d8d81c
Exit Code:
0
Author
anonymous
over 2 years ago
C++
gcc HEAD 13.0.1 20230302 (experimental)
Author
anonymous
over 2 years ago
$ g++ prog.cc -Wall -Wextra -std=gnu++2b prog.cc: In function 'int main()':
prog.cc:7:17: warning: possibly dangling reference to a temporary [-Wdangling-reference]
7 | auto const& v = std::get<0>(std::tuple<int&>(i));
| ^
prog.cc:7:32: note: the temporary was destroyed at the end of the full expression 'std::get<0, int&>(std::tuple<int&>(i))'
7 | auto const& v = std::get<0>(std::tuple<int&>(i));
| ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
0x7ffe60d8d81c
0x7ffe60d8d81c