evaluate: check variadic argument types against format stringformat-check

The variadic argument code did not check any of the variadic arguments
as it did not previously know the possible type. Now we have the possible
formatting information stored in the ctype, we can do some checks on the
printf formatting types.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/options.h b/options.h
index abdf0864..4e50db0b 100644
--- a/options.h
+++ b/options.h
@@ -99,6 +99,7 @@ extern int Wdesignated_init;
 extern int Wdo_while;
 extern int Wenum_mismatch;
 extern int Wexternal_function_has_definition;
+extern int Wformat;
 extern int Wimplicit_int;
 extern int Winit_cstring;
 extern int Wint_to_pointer_cast;