Allow comparing vector types

Author: antoyo

gcc/jit/jit-recording.h

@@ -882,6 +882,15 @@ class vector_type : public decorated_type
 
   void replay_into (replayer *) final override;
 
+  virtual bool is_same_type_as (type *other)
+  {
+    vector_type *other_vec_type = other->dyn_cast_vector_type ();
+    if (other_vec_type == NULL)
+      return false;
+    return get_num_units () == other_vec_type->get_num_units () &&
+      get_element_type () == other_vec_type->get_element_type ();
+  }
+
   vector_type *is_vector () final override { return this; }
 
 private: