disable nvcc Kokkos warnings

diff --git a/cmake/modules/FindDEAL_II_KOKKOS.cmake b/cmake/modules/FindDEAL_II_KOKKOS.cmake
index d240b1a6c0bf56cf15a674eda9be5a49f34bc39c..d41b59033822bd6e1f3239ca6930da35d15372cb 100644 (file)
--- a/cmake/modules/FindDEAL_II_KOKKOS.cmake
+++ b/cmake/modules/FindDEAL_II_KOKKOS.cmake
@@ -50,6 +50,25 @@ else()
       set(DEAL_II_VECTORIZATION_WIDTH_IN_BITS 0)
       # Require lambda support to use Kokkos as a backend
       KOKKOS_CHECK(OPTIONS CUDA_LAMBDA)
+
+      # Disable a bunch of annoying warnings generated by boost, template code,
+      # and in other random places:
+      #
+      # integer conversion resulted in a change of sign:
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=68")
+      # variable "i" was set but never used:
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=550")
+      # loop is not reachable:
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=128")
+      # warning #186-D: pointless comparison of unsigned integer with zero
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=186")
+      # warning #177-D: variable "n_max_face_orientations" was declared but never referenced
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=177")
+      # warning #284-D: NULL reference is not allowed
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Xcudafe --diag_suppress=284")
+      # extra parentheses:
+      enable_if_supported(DEAL_II_CXX_FLAGS "-Wno-parentheses")
+
     endif()
   endif()