fix

Author: StephenNneji

.github/workflows/run_tests.yml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [windows-latest, ubuntu-latest, macos-13, macos-14]
+        platform: [windows-2022, ubuntu-latest, macos-13, macos-14]
         version: ["3.10", "3.13"]
     defaults:
       run:
@@ -38,7 +38,7 @@ jobs:
       - name: Install OMP (MacOS Intel) 
         if: matrix.platform == 'macos-13'
         run: |
-          brew install llvm libomp
+          brew install llvm@20 libomp
           echo "export CC=/usr/local/opt/llvm/bin/clang" >> ~/.bashrc
           echo "export CXX=/usr/local/opt/llvm/bin/clang++" >> ~/.bashrc
           echo "export CFLAGS=\"$CFLAGS -I/usr/local/opt/libomp/include\"" >> ~/.bashrc
@@ -48,7 +48,7 @@ jobs:
       - name: Install OMP (MacOS M1) 
         if: matrix.platform == 'macos-14'
         run: |
-          brew install llvm libomp
+          brew install llvm@20 libomp
           echo "export CC=/opt/homebrew/opt/llvm/bin/clang" >> ~/.bashrc
           echo "export CXX=/opt/homebrew/opt/llvm/bin/clang++" >> ~/.bashrc
           echo "export CFLAGS=\"$CFLAGS -I/opt/homebrew/opt/libomp/include\"" >> ~/.bashrc