GitLab

        * c-decl.c (warn_missing_noreturn): New global variable.
        (c_decode_option): Check for new flags -W{no-}missing-noreturn.
        (finish_function): Implement missing noreturn warning.
        * c-tree.h (warn_missing_noreturn): Declare extern.
        * invoke.texi: Document new flags.
        * toplev.c (documented_lang_options): Add description.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23197 138bc75d-0d04-0410-961f-82ee72b054a4