[CI] Use clang-19 as a default clang compiler (#151)

Author: aobolensk

.github/workflows/main.yml

@@ -128,7 +128,7 @@ jobs:
         sudo apt-get install valgrind
         wget https://apt.llvm.org/llvm.sh
         chmod u+x llvm.sh
-        sudo ./llvm.sh 18 all
+        sudo ./llvm.sh 19 all
     - name: ccache
       uses: hendrikmuhs/[email protected]
       with:
@@ -141,14 +141,14 @@ jobs:
         -D USE_FUNC_TESTS=ON -D USE_PERF_TESTS=ON
         -D CMAKE_BUILD_TYPE=RELEASE
       env:
-        CC: clang-18
-        CXX: clang++-18
+        CC: clang-19
+        CXX: clang++-19
     - name: Ninja build
       run: |
         cmake --build build
       env:
-        CC: clang-18
-        CXX: clang++-18
+        CC: clang-19
+        CXX: clang++-19
     - name: Run func tests (MPI, num_proc=2)
       run: |
         source scripts/run_mpi.sh
@@ -227,7 +227,7 @@ jobs:
         sudo apt-get install python3-pip
         wget https://apt.llvm.org/llvm.sh
         chmod u+x llvm.sh
-        sudo ./llvm.sh 18 all
+        sudo ./llvm.sh 19 all
     - name: ccache
       uses: hendrikmuhs/[email protected]
       with:
@@ -241,14 +241,14 @@ jobs:
         -D USE_FUNC_TESTS=ON -D USE_PERF_TESTS=ON
         -D CMAKE_BUILD_TYPE=RELEASE -D ENABLE_ADDRESS_SANITIZER=ON -D ENABLE_UB_SANITIZER=ON
       env:
-        CC: clang-18
-        CXX: clang++-18
+        CC: clang-19
+        CXX: clang++-19
     - name: Ninja build
       run: |
         cmake --build build
       env:
-        CC: clang-18
-        CXX: clang++-18
+        CC: clang-19
+        CXX: clang++-19
     - name: Run tests (MPI)
       run: |
         export ASAN_RUN=1