Merge pull request #19 from libKriging/fix-debian-clang-devel-Rcpp-co…

…mpilation

Add libc++ for clang++ on debian-clang-devel rhub image

.github/workflows/rhub.yml

@@ -37,6 +37,12 @@ jobs:
             else apt-get update; apt-get install -y git cmake gfortran libcurl4-openssl-dev libharfbuzz-dev libfribidi-dev libxml2-dev libssl-dev libfontconfig1-dev libhdf5-dev; \
             fi
 
+      - name: Add workaround dependencies
+        shell: bash
+        run: |
+          apt install -y libc++-dev libc++abi-dev
+        if: matrix.rhubos == 'debian-clang-devel'
+
       - uses: actions/checkout@v3.0.2
       #  with:
       #    submodules: recursive