Use enum type for expr->builtin.kind

1 files changed, 1 insertions, 1 deletions

diff --git a/cc.h b/cc.h
index d008e80..a1dabd6 100644
--- a/cc.h
+++ b/cc.h
@@ -353,7 +353,7 @@ struct expr {
 			struct expr *exprs;
 		} comma;
 		struct {
-			int kind;
+			enum builtinkind kind;
 			struct expr *arg;
 		} builtin;
 		struct value *temp;