1 files changed, 1 insertions, 0 deletions
diff --git a/src/rij.c b/src/rij.c
index 1803cdd..4215fe2 100644
--- a/src/rij.c
+++ b/src/rij.c
@@ -74,6 +74,7 @@ int entry_rij(int argc, char **argv) {
     case 1: start = step = 1; end = argnums[0]; break;
     case 2: start = argnums[0]; step = 1; end = argnums[1]; break;
     case 3: start = argnums[0]; step = argnums[1]; end = argnums[2]; break;
+    default: __builtin_unreachable();
   }
 
   const long long safeend = end == LLONG_MAX ? LLONG_MAX - 1 : end;