Can/Why using char * instead of const char * in return type cause crashes?

Question

I read somewhere that if you want a C/C++ function to return a character array (as opposed to std::string), you must return const char* rather than char*. Doing the latter m

Answer 1

If the char* is allocated on the stack, you return a dangling pointer. Otherwise, so long as it matches the function's prototype and the declaration matches the return value, you should be fine.