1 files changed, 1 insertions, 3 deletions
diff --git a/include/ast.h b/include/ast.h
index 6a40980..9f01b1b 100644
--- a/include/ast.h
+++ b/include/ast.h
@@ -88,8 +88,6 @@ struct Ast {
     SsaRegister ssa_reg;
 };
 
-DefineNullablePtrType(Ast);
-
 struct Scope {
     Buffer/*<Ast*>*/ ast_objects;
     HashMap/*(key=BufferView, value=Ast<LhsExpr>*)*/ named_objects;
@@ -160,7 +158,7 @@ struct LhsExpr {
     bool is_const;
     BufferView var_name;
     VariableType type;
-    NullablePtr(Ast) rhs_expr;
+    Ast *rhs_expr;
 };
 
 struct AssignmentExpr {