gcc 4.8.2 reports this warning when extra warnings are enabled (-Wextra):
CC qobject/qerror.o
qobject/qerror.c: In function ‘qerror_from_info’:
qobject/qerror.c:53:5: error:
function might be possible candidate for ‘gnu_printf’ format attribute
[-Werror=suggest-attribute=format]
qerr->err_msg = g_strdup_vprintf(fmt, *va);
^
Signed-off-by: Stefan Weil <[email protected]>
---
Note: checkpatch.pl wrongly reports an error.
qobject/qerror.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/qobject/qerror.c b/qobject/qerror.c
index 3aee1cf..fc8331a 100644
--- a/qobject/qerror.c
+++ b/qobject/qerror.c
@@ -42,8 +42,8 @@ static QError *qerror_new(void)
*
* Return strong reference.
*/
-static QError *qerror_from_info(ErrorClass err_class, const char *fmt,
- va_list *va)
+static QError * GCC_FMT_ATTR(2, 0)
+qerror_from_info(ErrorClass err_class, const char *fmt, va_list *va)
{
QError *qerr;
--
1.7.10.4
