use llvm-openmp on Windows

Author: ndgrigorian

.github/workflows/conda-package-cf.yml

@@ -357,8 +357,6 @@ jobs:
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-python-${{ matrix.python }}-
             ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-
 
-        # add intel-openmp as an explicit dependency
-        # to avoid it being missed when package version is specified exactly
       - name: Install mkl_umath
         shell: cmd /C CALL {0}
         run: |
@@ -371,9 +369,7 @@ jobs:
              SET PACKAGE_VERSION=%%F
           )
           SET "TEST_DEPENDENCIES=pytest pytest-cov"
-          SET "WORKAROUND_DEPENDENCIES=intel-openmp"
-          SET "DEPENDENCIES=%TEST_DEPENDENCIES% %WORKAROUND_DEPENDENCIES%"
-          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %DEPENDENCIES% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
+          conda install -n ${{ env.TEST_ENV_NAME }} ${{ env.PACKAGE_NAME }}=%PACKAGE_VERSION% %TEST_DEPENDENCIES% python=${{ matrix.python }} ${{ matrix.numpy }} -c ${{ env.workdir }}/channel ${{ env.CHANNELS }}
 
       - name: Report content of test environment
         shell: cmd /C CALL {0}

conda-recipe-cf/meta.yaml

@@ -33,7 +33,7 @@ requirements:
       - numpy  # [not win]
       - numpy <2.4  # [win]
       # TODO: remove win numpy pin when numpy 2.5 is released, see https://github.com/numpy/numpy/issues/31337
-      - llvm-openmp  # [linux]
+      - llvm-openmp
     run:
       - python
       - python-gil     # [py>=314]