1 files changed, 2 insertions, 0 deletions
diff --git a/complex.c b/complex.c
index 7f2d79b6d2..b1dfa3a101 100644
--- a/complex.c
+++ b/complex.c
@@ -1260,6 +1260,8 @@ nucomp_marshal_load(VALUE self, VALUE a)
 {
     get_dat1(self);
     Check_Type(a, T_ARRAY);
+    if (RARRAY_LEN(a) != 2)
+	rb_raise(rb_eArgError, "marshaled complex must have an array whose length is 2 but %ld", RARRAY_LEN(a));
     dat->real = RARRAY_PTR(a)[0];
     dat->imag = RARRAY_PTR(a)[1];
     rb_copy_generic_ivar(self, a);