[clang] Enable AST mutation in the constant evaluator (PR #115168)

[Vlad Serebrennikov via cfe-commits]

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@@ -182,6 +182,17 @@ struct TypeInfoChars {
   }
 };
 
+// Interface that allows constant evaluator to mutate AST.
+// Sema is the only entity that can implement this.
+struct EvalASTMutator {
+  virtual ~EvalASTMutator() = default;
+
+  virtual void
+  InstantiateFunctionDefinition(SourceLocation PointOfInstantiation,
+                                FunctionDecl *Function, bool Recursive,
+                                bool DefinitionRequired, bool AtEndOfTU) = 0;
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Endilll wrote:

Fixed

https://github.com/llvm/llvm-project/pull/115168