Use -Wimplicit-int when warning about missing K&R argument types

In legacy environment, a lot of warnings can be issued about
arguments without an explicit type.

Fix this by contitionalizing such warnings with the flag
-Wimplicit-int, reducing the level of noise in such environment.

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib.c b/lib.c
index 81820745..314b65e9 100644
--- a/lib.c
+++ b/lib.c
@@ -262,6 +262,7 @@ int Wdeclarationafterstatement = -1;
 int Wdefault_bitfield_sign = 0;
 int Wdesignated_init = 1;
 int Wdo_while = 0;
+int Wimplicit_int = 1;
 int Winit_cstring = 0;
 int Wint_to_pointer_cast = 1;
 int Wenum_mismatch = 1;
@@ -700,6 +701,7 @@ static const struct flag warnings[] = {
 	{ "designated-init", &Wdesignated_init },
 	{ "do-while", &Wdo_while },
 	{ "enum-mismatch", &Wenum_mismatch },
+	{ "implicit-int", &Wimplicit_int },
 	{ "init-cstring", &Winit_cstring },
 	{ "int-to-pointer-cast", &Wint_to_pointer_cast },
 	{ "memcpy-max-count", &Wmemcpy_max_count },