gcc issue: function is used but not defined in translation unit C++
1289
Why can templates only be implemented in the header file?
125535
How do I fix this "identifier is not declared in the current scope" error?
99094
Writing function definition in header files in C++
112570
Compiler error C3493: 'func' cannot be implicitly captured because no default capture mode has been specified
60984
When using C headers in C++, should we use functions from std:: or the global namespace?
117729
Why am I getting "error: expected '}'" in C++ but not in C?
68463
How to resolve the linker error in C++ compiler
66040
C++ unresolved external symbol
70551
Undefined reference to `pow' and `floor'
140280
How can I tell gcc not to inline a function?
30888
What is the difference between g++ and gcc?
66080
g++ undefined reference to typeinfo
149350
'foo' was not declared in this scope c++
73950
"extern" inside a function?
34874
Exec format error of gcc-compiled Hello World c++
104364
Selectively disable GCC warnings for only part of a translation unit?
43582
source code of c/c++ functions