give ExprInheritFrom a handle to what its standing in for

Change-Id: I12088e0b618407e5432523bbc97be63c8d6fce62
2024-07-04 15:55:38 -06:00
parent e040b762a4
commit 4f0c27abe1
3 changed files with 16 additions and 8 deletions
@@ -144,7 +144,10 @@ struct ExprVar : Expr
 */
 struct ExprInheritFrom : ExprVar
 {
-    ExprInheritFrom(PosIdx pos, Displacement displ): ExprVar(pos, {})
+    ref<Expr> fromExpr;
+
+    ExprInheritFrom(PosIdx pos, Displacement displ, ref<Expr> fromExpr)
+          : ExprVar(pos, {}), fromExpr(fromExpr)
    {
        this->level = 0;
        this->displ = displ;
@@ -222,7 +225,7 @@ struct ExprAttrs : Expr
    };
    typedef std::map<Symbol, AttrDef> AttrDefs;
    AttrDefs attrs;
-    std::unique_ptr<std::vector<std::unique_ptr<Expr>>> inheritFromExprs;
+    std::unique_ptr<std::vector<ref<Expr>>> inheritFromExprs;
    struct DynamicAttrDef {
        std::unique_ptr<Expr> nameExpr, valueExpr;
        PosIdx pos;