std::format for MacOS ARM

Author: howetuft

.github/workflows/wheels.yml

@@ -181,15 +181,15 @@ jobs:
         run: |
           if [[ '${{ runner.arch }}' == 'X64' ]]; then
             echo "PKG_ARCH=x86_64" >> $GITHUB_ENV
-            sudo xcodes install 15.3
-            sudo xcode-select -switch /Applications/Xcode_15.3.app
+            echo "CC=gcc-14" >> "$GITHUB_ENV"
+            echo "CXX=gcc-14" >> "$GITHUB_ENV"
+            #sudo xcodes install 15.3
+            #sudo xcode-select -switch /Applications/Xcode_15.3.app
           else
             echo "PKG_ARCH=armv8" >> $GITHUB_ENV
             sudo xcode-select -switch /Applications/Xcode_16.2.app
           fi
 
-          #echo "CC=clang" >> "$GITHUB_ENV"
-          #echo "CXX=clang++" >> "$GITHUB_ENV"
           echo "MACOSX_DEPLOYMENT_TARGET=13.13" >> "$GITHUB_ENV"
 
       - name: Retrieve cached dependencies