Fix R-devel compilation on OpenSUSE

By using newer compilers.

builder/Dockerfile.opensuse-153

@@ -15,6 +15,9 @@ RUN zypper --non-interactive --gpg-auto-import-keys -n install \
     gcc \
     gcc-c++ \
     gcc-fortran \
+    gcc8 \
+    gcc8-c++ \
+    gcc8-fortran \
     glib2-devel \
     glibc-locale \
     help2man \

builder/Dockerfile.opensuse-154

@@ -15,6 +15,9 @@ RUN zypper --non-interactive --gpg-auto-import-keys -n install \
     gcc \
     gcc-c++ \
     gcc-fortran \
+    gcc8 \
+    gcc8-c++ \
+    gcc8-fortran \
     glib2-devel \
     glibc-locale \
     help2man \

builder/build.sh

@@ -132,6 +132,18 @@ compile_r() {
 
   CONFIGURE_OPTIONS=${CONFIGURE_OPTIONS:-$default_configure_options}
 
+  # For OpenSUSE CONFIGURE_OPTIONS are custom, set in the Dockerfile
+  if _version_is_greater_than ${R_VERSION} 4.2.10; then
+      if [[ "${OS_IDENTIFIER}" = "opensuse-153" || \
+            "${OS_IDENTIFIER}" = "opensuse-154" ]]; then
+          CONFIGURE_OPTIONS="$CONFIGURE_OPTIONS \
+            CC=gcc-8 CXX=g++-8 FC=gfortran-8"
+          gcc_package=gcc8
+          gxx_package=gcc8-c++
+          gfortran_package=gcc8-fortran
+      fi
+  fi
+
   # set some common environment variables for the configure step
   AWK=/usr/bin/awk \
   LIBnn=lib \

builder/package.opensuse-153

@@ -39,9 +39,9 @@ homepage: https://www.r-project.org
 license: GPLv2+
 depends:
 - fontconfig
-- gcc
+- ${gcc_package-gcc}
-- gcc-c++
+- ${gxx_package-gcc-c++}
-- gcc-fortran
+- ${gfortran_package-gcc-fortran}
 - glibc-locale
 - gzip
 - icu.691-devel

builder/package.opensuse-154

@@ -55,9 +55,9 @@ homepage: https://www.r-project.org
 license: GPLv2+
 depends:
 - fontconfig
-- gcc
+- ${gxx_package-g++}
-- gcc-c++
+- ${gcc_package-gcc}
-- gcc-fortran
+- ${gfortran_package-gfortran}
 - glibc-locale
 - gzip
 - icu.691-devel