466     } else if (auto *ExprReq = dyn_cast<concepts::ExprRequirement>(R)) {  in VisitRequiresExpr()  local
467       Record.push_back(ExprReq->getKind());  in VisitRequiresExpr()
468       Record.push_back(ExprReq->Status);  in VisitRequiresExpr()
469       if (ExprReq->isExprSubstitutionFailure()) {  in VisitRequiresExpr()
471          ExprReq->Value.get<concepts::Requirement::SubstitutionDiagnostic *>());  in VisitRequiresExpr()
473         Record.AddStmt(ExprReq->Value.get<Expr *>());  in VisitRequiresExpr()
474       if (ExprReq->getKind() == concepts::Requirement::RK_Compound) {  in VisitRequiresExpr()
475         Record.AddSourceLocation(ExprReq->NoexceptLoc);  in VisitRequiresExpr()
476         const auto &RetReq = ExprReq->getReturnTypeRequirement();  in VisitRequiresExpr()
484           if (ExprReq->Status >=  in VisitRequiresExpr()
487                 ExprReq->getReturnTypeRequirementSubstitutedConstraintExpr());  in VisitRequiresExpr()