https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107764
--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> --- Or it can be even includeded in https://gcc.gnu.org/onlinedocs/gcc/C_002b_002b-Misunderstandings.html#C_002b_002b-Misunderstandings (or next to -Wreturn-type and -Wuninitialized). Well, our documentation effort is really discrete :/