Language
C++
Compiler
gcc HEAD 12.0.0 20210721 (experimental)
Options
Warnings
Boost 1.73.0
C++2b(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/gcc-head/include -std=gnu++2b -2
Exit Code:
0
Author
anonymous
almost 5 years ago
C++
gcc HEAD 12.0.0 20210721 (experimental)
Author
anonymous
almost 5 years ago
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/gcc-head/include -std=gnu++2b prog.cc: In instantiation of 'T identity(T, number) [with T = int; number = int]':
prog.cc:74:46: required from here
prog.cc:63:49: warning: unused parameter 'i' [-Wunused-parameter]
63 | template <typename T> auto identity(T x, number i) -> T
| ~~~~~~~^
prog.cc: In instantiation of 'number binarySearchKey(const std::vector<T>&, U, std::function<U(T, int)>, Comparer<U>, number) [with T = int; U = int; number = int; Comparer<U> = std::function<Comparison(int, int)>]':
prog.cc:60:33: required from 'number binarySearch(const std::vector<T>&, T, std::function<U(T, int)>, Comparer<U>, number) [with T = int; U = int; number = int; Comparer<U> = std::function<Comparison(int, int)>]'
prog.cc:74:46: required from here
prog.cc:36:16: warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
36 | while (low <= high)
| ~~~~^~~~~~~
-2