From f103346e0a10160b8baa954c81795ffd4672432a Mon Sep 17 00:00:00 2001
From: Denis Davydov <davydden@gmail.com>
Date: Tue, 27 Feb 2018 10:02:11 +0100
Subject: [PATCH] fix compilation of kinsol wrappers with complex PETSc

---
 source/sundials/kinsol.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/sundials/kinsol.cc b/source/sundials/kinsol.cc
index 4fe71f0efd..5aea3ba400 100644
--- a/source/sundials/kinsol.cc
+++ b/source/sundials/kinsol.cc
@@ -350,9 +350,11 @@ namespace SUNDIALS
 #endif
 
 #ifdef DEAL_II_WITH_PETSC
+#ifndef PETSC_USE_COMPLEX
   template class KINSOL<PETScWrappers::MPI::Vector>;
   template class KINSOL<PETScWrappers::MPI::BlockVector>;
 #endif
+#endif
 
 #endif
 
-- 
2.39.5