From 6f4e5eda4d4ba28acce4fa463b88e2c52c5eb06d Mon Sep 17 00:00:00 2001
From: Evan Harvey <eharvey@sandia.gov>
Date: Tue, 30 Nov 2021 07:20:32 -0700
Subject: [PATCH 1/2] example/gmres: Specify half_t namespace

---
 example/gmres/gmres.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example/gmres/gmres.hpp b/example/gmres/gmres.hpp
index 0fb6870d55..5a7ee2c376 100644
--- a/example/gmres/gmres.hpp
+++ b/example/gmres/gmres.hpp
@@ -59,7 +59,7 @@ namespace Kokkos {
 namespace Issue1172WorkAround {
 #if !KOKKOS_HALF_T_IS_FLOAT
 Kokkos::Experimental::half_t fabs(Kokkos::Experimental::half_t arg) {
-  using AT = Kokkos::Details::ArithTraits<half_t>;
+  using AT = Kokkos::Details::ArithTraits<Kokkos::Experimental::half_t>;
   return AT::abs(arg);
 }
 

From 5155bdc9bdaadec555f533eaee0bfcc9d867f88d Mon Sep 17 00:00:00 2001
From: Evan Harvey <eharvey@sandia.gov>
Date: Tue, 30 Nov 2021 14:05:22 -0700
Subject: [PATCH 2/2] example/gmres: Use complex double

---
 example/gmres/test_cmplx_A.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example/gmres/test_cmplx_A.cpp b/example/gmres/test_cmplx_A.cpp
index 5fe72af295..a19d6ad7e1 100644
--- a/example/gmres/test_cmplx_A.cpp
+++ b/example/gmres/test_cmplx_A.cpp
@@ -53,7 +53,7 @@
 #include "gmres.hpp"
 
 int main(int /*argc*/, char** /*argv[]*/) {
-  typedef Kokkos::complex<Kokkos::Experimental::half_t> ST;
+  typedef Kokkos::complex<double> ST;
   typedef int OT;
   typedef Kokkos::DefaultExecutionSpace EXSP;