CI: Disable the ASM test for macOS.

c89atomic does not implement ARM in the inlined assembly path, so this
test is invalid for macOS. I've just commented this out in case support
is implemented in the future.

Author: mackron

.github/workflows/ci.yml

@@ -169,8 +169,11 @@ jobs:
             cmake_args: "-DC89ATOMIC_MODERN_GCC=ON -DC89ATOMIC_BUILD_TESTS=ON"
           - name: "Legacy GCC"
             cmake_args: "-DC89ATOMIC_LEGACY_GCC=ON -DC89ATOMIC_BUILD_TESTS=ON"
-          - name: "Legacy GCC ASM"
-            cmake_args: "-DC89ATOMIC_LEGACY_GCC_ASM=ON -DC89ATOMIC_BUILD_TESTS=ON"
+        
+          # The macos runner might use ARM, but c89atomic does not have an inlined assembly
+          # implementation for that. We'll need to disable the ASM path in this case.
+          #- name: "Legacy GCC ASM"
+          #  cmake_args: "-DC89ATOMIC_LEGACY_GCC_ASM=ON -DC89ATOMIC_BUILD_TESTS=ON"
     steps:
       - uses: actions/checkout@v4