Relax Xcode version checks in GitHub Actions

.github/workflows/main.yml

@@ -18,7 +18,7 @@ concurrency:
 
 env:
   # Path format pulled from https://github.com/actions/runner-images/blob/main/images/macos/macos-15-Readme.md#xcode
-  DEVELOPER_DIR: /Applications/Xcode_26.0.1.app
+  DEVELOPER_DIR: /Applications/Xcode_26.0.app
 
 jobs:
   build_and_test:
@@ -31,7 +31,7 @@ jobs:
     strategy:
       matrix:
         # Add additional Xcode versions here if necessary.
-        xcode: ["Xcode_26.0.1", "Xcode_16.4"]
+        xcode: ["Xcode_26.0", "Xcode_16.4"]
 
     steps:
       - name: Set Xcode version
@@ -43,10 +43,10 @@ jobs:
       - name: Check Xcode version
         if: ${{ matrix.xcode != 'Xcode_16.4' }}
         run: |
-          Scripts/check_xcode_version.py
+          Scripts/check_xcode_version.py --relaxed
 
       - name: Download Metal toolchain
-        if: ${{ matrix.xcode == 'Xcode_26.0.1' }}
+        if: ${{ matrix.xcode == 'Xcode_26.0' }}
         run: |
           xcodebuild -downloadComponent MetalToolchain
 

Scripts/check_xcode_version.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+import argparse
 import subprocess
 
 
@@ -14,9 +15,22 @@ def get_expected_version():
         return file.read().rstrip()
 
 
+def without_patch_version(value):
+    components = value.split(".")
+    return ".".join(components[:2])
+
+
 def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "--relaxed", action="store_true", help="ignore patch version when comparing"
+    )
+    ns = parser.parse_args()
     actual_version = get_actual_version()
     expected_version = get_expected_version()
+    if ns.relaxed:
+        actual_version = without_patch_version(actual_version)
+        expected_version = without_patch_version(expected_version)
     if actual_version != expected_version:
         print(
             f"You’re using {actual_version} but you should be using {expected_version}."