update to gcc-14

.github/workflows/cmake.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         #os: [ubuntu-18.04, ubuntu-20.04, macOS-latest]
-        os: [ubuntu-latest]
+        os: [ubuntu-24.04]
     runs-on: ${{ matrix.os}}
 
     steps:
@@ -27,11 +27,10 @@ jobs:
       run: |
         if [ `echo ${{matrix.os}} | cut -d - -f 1` = "ubuntu" ]; then
           sudo apt-get --allow-releaseinfo-change update -y
-          sudo apt install software-properties-common
-          sudo add-apt-repository ppa:ubuntu-toolchain-r/test
+          sudo add-apt-repository universe
           sudo apt update
-          sudo apt install gcc-13 g++-13 -y
-          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 13 --slave /usr/bin/g++ g++ /usr/bin/g++-13
+          sudo apt install gcc-14 g++-14 -y
+          sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 14 --slave /usr/bin/g++ g++ /usr/bin/g++-14
           sudo apt-get install libbz2-dev libboost-all-dev libflac-dev libnetcdf-dev
         elif [ `echo ${{matrix.os}} | cut -d - -f 1` = "macOS" ]; then
           brew install bzip2 boost boost-python3 flac netcdf