Install 7z

Author: matthew-brett

.github/workflows/windows-arm.yml

@@ -34,22 +34,16 @@ jobs:
     - name: Setup visual studio
       uses: microsoft/setup-msbuild@v2
 
-    - name: What's where
+    - name: Download, install 7zip.
       run: |
-        get-command zip
+        wget https://www.7-zip.org/a/7z2409-arm64.exe -OutFile 7z_arm.exe
+        Start-Process -FilePath ".\7z_arm.exe" -ArgumentList "/S" -Wait
+        echo "C:\Program Files\7-Zip" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
-    - name: Download LLVM installer for woa64
+    - name: Download and install LLVM installer
       run: |
         curl -L -o LLVM-woa64.exe https://github.com/llvm/llvm-project/releases/download/llvmorg-19.1.5/LLVM-19.1.5-woa64.exe
-
-    - name: Install LLVM silently
-      shell: pwsh
-      run: |
         Start-Process -FilePath ".\LLVM-woa64.exe" -ArgumentList "/S" -Wait
-
-    - name: Add LLVM to PATH
-      shell: pwsh
-      run: |
         $llvmPath = "C:\Program Files\LLVM\bin"
         echo "$llvmPath" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
@@ -66,7 +60,7 @@ jobs:
     - name: Pack
       run: |
         cd local
-        zip -r ../builds/scipy_openblas32.zip scipy_openblas32
+        7z a ../builds/scipy_openblas32.zip -tzip scipy_openblas32
 
     - name: Test
       # Disable test while we work out bash / testing.
@@ -80,7 +74,6 @@ jobs:
         cp for_test\test*.exe builds
 
     - name: Test 32-bit interface wheel
-      if: matrix.INTERFACE64 != '1'
       run: |
         python -m pip install --no-index --find-links dist scipy_openblas32
         python -m scipy_openblas32