fix #679: add mpich configure args with GCC >= 10

Author: Damian Rouson

prerequisites/build-functions/build_and_install.sh

@@ -25,11 +25,20 @@ build_and_install()
 
   if [[ "${package_to_build}" != "gcc" ]]; then
 
-    if [[ "${package_to_build}" == "mpich" && "${version_to_build}" == "3.2" ]]; then
-      info "Patching MPICH 3.2 on Mac OS due to segfault bug (see http://lists.mpich.org/pipermail/discuss/2016-May/004764.html)."
-      sed 's/} MPID_Request ATTRIBUTE((__aligned__(32)));/} ATTRIBUTE((__aligned__(32))) MPID_Request;/g' \
-        "${download_path}/${package_source_directory}/src/include/mpiimpl.h" > "${download_path}/${package_source_directory}/src/include/mpiimpl.h.patched"
-      cp "${download_path}/${package_source_directory}/src/include/mpiimpl.h.patched" "${download_path}/${package_source_directory}/src/include/mpiimpl.h"
+    if [[ "${package_to_build}" == "mpich" ]]; then
+      if [[ "${version_to_build}" == "3.2" ]]; then
+        info "Patching MPICH 3.2 on Mac OS due to segfault bug (see http://lists.mpich.org/pipermail/discuss/2016-May/004764.html)."
+        sed 's/} MPID_Request ATTRIBUTE((__aligned__(32)));/} ATTRIBUTE((__aligned__(32))) MPID_Request;/g' \
+          "${download_path}/${package_source_directory}/src/include/mpiimpl.h" > "${download_path}/${package_source_directory}/src/include/mpiimpl.h.patched"
+        cp "${download_path}/${package_source_directory}/src/include/mpiimpl.h.patched" "${download_path}/${package_source_directory}/src/include/mpiimpl.h"
+      fi
+
+      FC_version=$($FC --version)
+      text_before_dot="${FC_version%%.*}" # grab text before first dot
+      major_version="${text_before_dot##* }" # grab text after final space
+      if (( ${major_version} >= 10 )); then
+       export FFLAGS="-w -fallow-argument-mismatch"
+      fi
     fi
 
     if [[ "${package_to_build}" == "cmake"  && $(uname) == "Linux" ]]; then
@@ -48,8 +57,8 @@ build_and_install()
     else # build from source
 
       info "Configuring ${package_to_build} ${version_to_build} with the following command:"
-      info "FC=\"${FC:-'gfortran'}\" CC=\"${CC:-'gcc'}\" CXX=\"${CXX:-'g++'}\" \"${download_path}/${package_source_directory}\"/configure --prefix=\"${install_path}\""
-      FC="${FC:-'gfortran'}" CC="${CC:-'gcc'}" CXX="${CXX:-'g++'}" "${download_path}/${package_source_directory}"/configure --prefix="${install_path}"
+      info "FFLAGS=${FFLAGS:-} FC=\"${FC:-'gfortran'}\" CC=\"${CC:-'gcc'}\" CXX=\"${CXX:-'g++'}\" \"${download_path}/${package_source_directory}\"/configure --prefix=\"${install_path}\""
+      FFLAGS=${FFLAGS:-} FC="${FC:-'gfortran'}" CC="${CC:-'gcc'}" CXX="${CXX:-'g++'}" "${download_path}/${package_source_directory}"/configure --prefix="${install_path}"
       info "Building with the following command:"
       info "FC=\"${FC:-'gfortran'}\" CC=\"${CC:-'gcc'}\" CXX=\"${CXX:-'g++'}\" make -j\"${num_threads}\""
       FC="${FC:-'gfortran'}" CC="${CC:-'gcc'}" CXX="${CXX:-'g++'}" make "-j${num_threads}"