Add support for C23 attribute syntax

Currently, all attributes are ignored.

References: https://todo.sr.ht/~mcf/cproc/68

1 files changed, 12 insertions, 0 deletions

diff --git a/cc.h b/cc.h
index 4f72a68..2bf61c3 100644
--- a/cc.h
+++ b/cc.h
@@ -470,6 +470,18 @@ extern const struct target *targ;
 
 void targinit(const char *);
 
+/* attr */
+
+enum attrkind {
+	ATTRNONE,
+};
+
+struct attr {
+	enum attrkind kind;
+};
+
+_Bool attr(struct attr *, enum attrkind);
+
 /* decl */
 
 struct decl *mkdecl(enum declkind, struct type *, enum typequal, enum linkage);