Language
C++
Compiler
gcc 9.2.0
Options
Warnings
Boost 1.71.0
C++17
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.71.0/gcc-9.2.0/include -std=c++17 Exit Code:
0
Author
anonymous
about 6 years ago
C++
gcc 9.2.0
Author
anonymous
about 6 years ago
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.71.0/gcc-9.2.0/include -std=c++17 prog.cc: In function 'int main()':
prog.cc:8:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
8 | for (int i = 0; i < s.length(); i++) {
| ~~^~~~~~~~~~~~