https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90690
Eric Gallager <egallager at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |egallager at gcc dot gnu.org --- Comment #1 from Eric Gallager <egallager at gcc dot gnu.org> --- (In reply to Tim Ruehsen from comment #0) > The command line option '-Werror-implicit-function-declaration' is listed by > `gcc -Q --help=warning[,C]` and also accepted by gcc 4.6 up to 9.1. > > But `man gcc` doesn't mention this command line option. If this has been > obsoleted by `-Werror=implicit-function-declaration`, yeah I'm pretty sure that's what happened > please do not list it with '-Q --help=warning'. We use this to automatically > enable *all* warnings (something like clang's -Weverything). > > Thank you !