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.

From-SVN: r274996

gcc/ChangeLog

+2019-08-28  Martin Sebor  <msebor@redhat.com>
+
+	PR driver/80545
+	* opts-common.c (option_enabled): Correct checking for language
+	options.
+
 2019-08-28  Uroš Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386-features.c

gcc/opts-common.c

@@ -1532,7 +1532,9 @@ option_enabled (int opt_idx, unsigned lang_mask, void *opts)
 
   /* 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;