Fix uninitialized variable

diff --git a/include/deal.II/lac/precondition.h b/include/deal.II/lac/precondition.h
index dc8ca88c784b36679798b9c69aa9d6bc04126866..aa1a9a773a45cc038abdca8753e1172a5d1e3913 100644 (file)
--- a/include/deal.II/lac/precondition.h
+++ b/include/deal.II/lac/precondition.h
@@ -2698,7 +2698,8 @@ PreconditionRelaxation<MatrixType, PreconditionerType>::initialize(
   const MatrixType     &rA,
   const AdditionalData &parameters)
 {
-  A = &rA;
+  A                           = &rA;
+  eigenvalues_are_initialized = false;
 
   Assert(parameters.preconditioner, ExcNotInitialized());