move to a compatible nvcc/clang combination

nvcc with clang++ host compiler seems incompatible with libstdc++-10

.gitlab-ci.yml

@@ -157,39 +157,39 @@ test/cuda110/nompi/clang/cuda/release/static:
     SLURM_TIME: "01:30:00"
   dependencies: null
   needs: [ "build/cuda110/nompi/clang/cuda/release/static" ]
+
 
-
-# cuda 11.4 and friends
-build/cuda114/nompi/gcc/cuda/debug/shared:
+build/cuda110/nompi/clang/cuda/release/shared:
   extends:
-    - .build_and_test_template
+    - .build_template
     - .default_variables
     - .quick_test_condition
-    - .use_gko_cuda114-openmpi-gnu10-llvm12
+    - .use_gko-cuda110-mvapich2-gnu9-llvm9-intel2020
   variables:
+    CXX_COMPILER: "clang++"
+    CUDA_ARCH: 52
     BUILD_OMP: "ON"
     BUILD_CUDA: "ON"
-    BUILD_TYPE: "Debug"
+    BUILD_TYPE: "Release"
     FAST_TESTS: "ON"
-    # fix gtest issue https://github.com/google/googletest/issues/3514
-    CXX_FLAGS: "-Wno-error=maybe-uninitialized"
     # disable spurious unused argument warning
     EXTRA_CMAKE_FLAGS: "-DCMAKE_CUDA_FLAGS=-diag-suppress=177"
-
 
-build/cuda114/nompi/clang/cuda/release/shared:
+
+# cuda 11.4 and friends
+build/cuda114/nompi/gcc/cuda/debug/shared:
   extends:
-    - .build_template
+    - .build_and_test_template
     - .default_variables
     - .quick_test_condition
     - .use_gko_cuda114-openmpi-gnu10-llvm12
   variables:
-    CXX_COMPILER: "clang++"
-    CUDA_ARCH: 35
     BUILD_OMP: "ON"
     BUILD_CUDA: "ON"
-    BUILD_TYPE: "Release"
+    BUILD_TYPE: "Debug"
     FAST_TESTS: "ON"
+    # fix gtest issue https://github.com/google/googletest/issues/3514
+    CXX_FLAGS: "-Wno-error=maybe-uninitialized"
     # disable spurious unused argument warning
     EXTRA_CMAKE_FLAGS: "-DCMAKE_CUDA_FLAGS=-diag-suppress=177"