day 2: fix warning when compiling with -O2

1 files changed, 2 insertions, 0 deletions

diff --git a/02.c b/02.c
index 8ca0423..bf636a4 100644
--- a/02.c
+++ b/02.c
@@ -104,6 +104,8 @@ int compute_round_score_p2(struct round_p2* round) {
 			else
 				me = (enum draw) ((int) opponent + 1);
 			break;
+		default:
+			err(2, "unknown result type");
 	}
 	return (int) me + (int) result;
 }