gcc/

[pf3gnuchains/gcc-fork.git] / gcc / errors.h

diff --git a/gcc/errors.h b/gcc/errors.h
index cc0c4a0..5fefa07 100644 (file)
--- a/gcc/errors.h
+++ b/gcc/errors.h
@@ -16,8 +16,8 @@ for more details.
 
 You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
 
 /* warning, error, and fatal.  These definitions are suitable for use
    in the generator programs; eventually we would like to use them in
@@ -30,6 +30,10 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #ifndef GCC_ERRORS_H
 #define GCC_ERRORS_H
 
+/* The first parameter is for compatibility with the non-generator
+   version of warning().  For those, you'd pass an OPT_W* value from
+   options.h, but in generator programs it has no effect, so it's OK
+   to just pass zero for calls from generator-only files.  */
 extern void warning (int, const char *, ...) ATTRIBUTE_PRINTF_2;
 extern void error (const char *, ...) ATTRIBUTE_PRINTF_1;
 extern void fatal (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF_1;