1 files changed, 1 insertions, 0 deletions
diff --git a/rational.c b/rational.c
index 19ec3d1ffe..7427226904 100644
--- a/rational.c
+++ b/rational.c
@@ -927,6 +927,7 @@ nurat_expt(VALUE self, VALUE other)
 	}
       case T_BIGNUM:
 	rb_warn("in a**b, b may be too big");
+	/* fall through */
       case T_FLOAT:
       case T_RATIONAL:
 	return rb_fexpt(f_to_f(self), other);