Downgrade XCode to workaround a bug in ld prime

Author: bjorn3

.github/workflows/abi-cafe.yml

@@ -51,6 +51,10 @@ jobs:
       if: matrix.env.TARGET_TRIPLE == 'x86_64-pc-windows-gnu'
       run: rustup set default-host x86_64-pc-windows-gnu
 
+    - name: Select XCode version
+      if: matrix.os == 'macos-latest'
+      run: sudo xcode-select -s /Applications/Xcode_14.3.1.app
+
     - name: Prepare dependencies
       run: ./y.sh prepare
 

.github/workflows/main.yml

@@ -104,6 +104,10 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y ${{ matrix.apt_deps }}
 
+    - name: Select XCode version
+      if: matrix.os == 'macos-latest'
+      run: sudo xcode-select -s /Applications/Xcode_14.3.1.app
+
     - name: Prepare dependencies
       run: ./y.sh prepare
 
@@ -236,6 +240,10 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y gcc-mingw-w64-x86-64
 
+    - name: Select XCode version
+      if: matrix.os == 'macos-latest'
+      run: sudo xcode-select -s /Applications/Xcode_14.3.1.app
+
     - name: Prepare dependencies
       run: ./y.sh prepare