XXX: more

Author: nnethercote

.github/workflows/ci_windows.yml

@@ -27,6 +27,7 @@ jobs:
           - os: windows-latest
             target: x86_64-pc-windows-msvc
             cuda: "12.8.1"
+            dll-dir: "nvvm\\bin"
             sub-packages:
               [
                 "cublas",
@@ -42,6 +43,7 @@ jobs:
           - os: windows-latest
             target: x86_64-pc-windows-msvc
             cuda: "13.0.2"
+            dll-dir: "nvvm\\bin\\x64"
             sub-packages:
               [
                 "crt",                # new subpackage in CUDA 13
@@ -86,10 +88,10 @@ jobs:
       - name: Update PATH to expose CUDA codegen backend
         run: |
           # njn: explain
-          echo "$env:CUDA_PATH\nvvm\bin" | `
-            Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
-          echo "$env:CUDA_PATH\nvvm\bin\x64" | `
+          echo "$env:CUDA_PATH\\${{matrix.dll-dir}" | `
             Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+          # echo "$env:CUDA_PATH\nvvm\bin\x64" | `
+          #   Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
 
       - name: Verify CUDA, Rust installation
         run: |