From c59cc01a7733a34cd4638fedff302230c8260cb4 Mon Sep 17 00:00:00 2001
From: kliegeois <kimliegeois@ymail.com>
Date: Mon, 13 Apr 2020 15:03:04 +0200
Subject: [PATCH] Stokhos: do not test the convergence if currTolerance_ is a
 NaN

---
 .../vector/belos/Belos_StatusTest_ImpResNorm_MP_Vector.hpp      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/stokhos/src/sacado/kokkos/vector/belos/Belos_StatusTest_ImpResNorm_MP_Vector.hpp b/packages/stokhos/src/sacado/kokkos/vector/belos/Belos_StatusTest_ImpResNorm_MP_Vector.hpp
index b0752fb5c478..8d467edf4661 100644
--- a/packages/stokhos/src/sacado/kokkos/vector/belos/Belos_StatusTest_ImpResNorm_MP_Vector.hpp
+++ b/packages/stokhos/src/sacado/kokkos/vector/belos/Belos_StatusTest_ImpResNorm_MP_Vector.hpp
@@ -720,7 +720,7 @@ checkStatus (Iteration<ScalarType,MV,OP>* iSolver)
       {
         for (int ii=0; ii<ensemble_size; ++ii) {
           if (!(tmp_testvector[i].coeff(ii) <= tolerance_.coeff(ii))) {
-            if (diff.coeff(ii) > currTolerance_.coeff(ii)) {
+            if ( TVT::isnaninf(currTolerance_.coeff(ii)) || diff.coeff(ii) > currTolerance_.coeff(ii)) {
               lossDetected_ = true;
             }
             else {