The patch for PR 80545 I committed sometime ago in r273771 needs an additional tweak to be fully effective. Besides a thinko (using a bitwise OR instead of an AND) it doesn't handle common options. Attached is this tweak, retested on x86_64-linux. I will go ahead and commit it shortly.
Martin
PR driver/80545 - option -Wstringop-overflow not recognized by Fortran gcc/ChangeLog: PR driver/80545 * opts-common.c (option_enabled): Correct checking for language options. Index: gcc/opts-common.c =================================================================== --- gcc/opts-common.c (revision 274932) +++ gcc/opts-common.c (working copy) @@ -1532,7 +1532,9 @@ option_enabled (int opt_idx, unsigned lang_mask, v /* A language-specific option can only be considered enabled when it's valid for the current language. */ - if (option->flags & CL_LANG_ALL && !(option->flags | lang_mask)) + if (!(option->flags & CL_COMMON) + && (option->flags & CL_LANG_ALL) + && !(option->flags & lang_mask)) return 0; struct gcc_options *optsg = (struct gcc_options *) opts;