using correct -l -L and -I flags with cc still leads to undefined reference
5096
Why does the order in which libraries are linked sometimes cause errors in GCC?
25704
Undefined, unspecified and implementation-defined behavior
78811
Incompatible implicit declaration of built-in function ‘malloc’
33453
Why do I get "unresolved external symbol" errors when using templates?
68463
How to resolve the linker error in C++ compiler
142743
Template issue causes linker error (C++)
102096
'undefined reference to symbol 'pthread_create@@GLIBC_2.2.5' while compiling bochs
149350
'foo' was not declared in this scope c++
99699
Why including same headers in multiple cpp files and then their compilation works?
99896
References to lists in theorem-like environments/writing # symbol to files
138830
What does `invalid initialization of non-const reference` mean?
105287
(Why) is using an uninitialized variable undefined behavior?
35583
How do you properly use namespaces in C++?
48624
Force GCC to notify about undefined references in shared libraries
96756
Is it a good practice to place C++ definitions in header files?
108400
Using "namespace foo {" instead of explicitly qualifying outside of header files
16403
Can't compile any c/ c++ program, linker problem