Use c++ for vcpkg when CXX is nvc++

alpaka-group · Feb 22, 2023 · b575c37 · b575c37
1 parent ed98454
commit b575c37
Showing 1 changed file with 17 additions and 3 deletions.
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
@@ -255,10 +255,24 @@ jobs:
           fi
           echo "nvcc is here: $CUDACXX"
 
-          NVHPC_FLAGS=
+          CMAKE_EXTRA_ARGS=
           if [ ${{ matrix.add_nvcpp_repo }} ]; then
             # cmake (in some versions) passes some flags that nvc++ does not understand
-            NVHPC_FLAGS='-noswitcherror'
+            CMAKE_EXTRA_ARGS='-DCMAKE_CXX_FLAGS=-noswitcherror'
+          
+            # boost fails to compile with nvc++ during vcpkg install, so retarget to system c++ via triplet/toolchain
+            echo "
+            set(VCPKG_TARGET_ARCHITECTURE x64)
+            set(VCPKG_CRT_LINKAGE dynamic)
+            set(VCPKG_LIBRARY_LINKAGE static)
+            
+            set(VCPKG_CMAKE_SYSTEM_NAME Linux)
+            set(VCPKG_CHAINLOAD_TOOLCHAIN_FILE $(pwd)/toolchain.cmake)
+            " >> triplet.cmake
+          
+            echo 'set(CMAKE_CXX_COMPILER c++ CACHE STRING "")' >> toolchain.cmake
+          
+            CMAKE_EXTRA_ARGS='-DVCPKG_DEFAULT_TRIPLET=triplet -DVCPKG_OVERLAY_TRIPLETS=$(pwd)' VCPKG_DEFAULT_TRIPLET=triplet
           fi
 
           cmake .. -DBUILD_TESTING=ON \
@@ -271,8 +285,8 @@ jobs:
                    -Dalpaka_CXX_STANDARD=17 \
                    -DCMAKE_CUDA_COMPILER=$CUDACXX \
                    -DCMAKE_CUDA_HOST_COMPILER=$CXX \
-                   -DCMAKE_CXX_FLAGS=$NVHPC_FLAGS \
                    -DCMAKE_TOOLCHAIN_FILE=$VCPKG_INSTALLATION_ROOT/scripts/buildsystems/vcpkg.cmake
+                   $CMAKE_EXTRA_ARGS
       - name: build tests + examples
         run: |
           if [ ${{ matrix.install_oneapi }} ]; then source /opt/intel/oneapi/setvars.sh; fi