add ConstEvaluatedExprVisitor
Differential Revision: http://reviews.llvm.org/D10210
llvm-svn: 239474
diff --git a/clang/lib/CodeGen/CGClass.cpp b/clang/lib/CodeGen/CGClass.cpp
index cd75da2..1320cd3 100644
--- a/clang/lib/CodeGen/CGClass.cpp
+++ b/clang/lib/CodeGen/CGClass.cpp
@@ -370,25 +370,25 @@
/// A visitor which checks whether an initializer uses 'this' in a
/// way which requires the vtable to be properly set.
- struct DynamicThisUseChecker : EvaluatedExprVisitor<DynamicThisUseChecker> {
- typedef EvaluatedExprVisitor<DynamicThisUseChecker> super;
+ struct DynamicThisUseChecker : ConstEvaluatedExprVisitor<DynamicThisUseChecker> {
+ typedef ConstEvaluatedExprVisitor<DynamicThisUseChecker> super;
bool UsesThis;
- DynamicThisUseChecker(ASTContext &C) : super(C), UsesThis(false) {}
+ DynamicThisUseChecker(const ASTContext &C) : super(C), UsesThis(false) {}
// Black-list all explicit and implicit references to 'this'.
//
// Do we need to worry about external references to 'this' derived
// from arbitrary code? If so, then anything which runs arbitrary
// external code might potentially access the vtable.
- void VisitCXXThisExpr(CXXThisExpr *E) { UsesThis = true; }
+ void VisitCXXThisExpr(const CXXThisExpr *E) { UsesThis = true; }
};
}
static bool BaseInitializerUsesThis(ASTContext &C, const Expr *Init) {
DynamicThisUseChecker Checker(C);
- Checker.Visit(const_cast<Expr*>(Init));
+ Checker.Visit(Init);
return Checker.UsesThis;
}