Update ci.yml

Author: mcbarton

.github/workflows/ci.yml

@@ -298,6 +298,8 @@ jobs:
                 brew install llvm@15
                 brew remove llvm@18
                 brew cleanup
+                #FIXME: Do not believe setting all these environment variables are necessary
+                #       They were set to avoid using Xcodes libc++ and to stop CppInterOp using llvm@18 in tests
                 echo 'LDFLAGS="-L/opt/homebrew/opt/llvm@15/lib/ -L/opt/homebrew/opt/llvm@15/c++/"' >> $GITHUB_ENV
                 echo 'CPPFLAGS="-I/opt/homebrew/opt/llvm@15/include"' >> $GITHUB_ENV
                 echo 'CPATH="/opt/homebrew/include/"' >> $GITHUB_ENV
@@ -785,6 +787,8 @@ jobs:
                 brew install llvm@15
                 brew remove llvm@18
                 brew cleanup
+                #FIXME: Do not believe setting all these environment variables are necessary
+                #       They were set to avoid using Xcodes libc++ and to stop CppInterOp using llvm@18 in tests
                 echo 'LDFLAGS="-L/opt/homebrew/opt/llvm@15/lib/ -L/opt/homebrew/opt/llvm@15/c++/"' >> $GITHUB_ENV
                 echo 'CPPFLAGS="-I/opt/homebrew/opt/llvm@15/include"' >> $GITHUB_ENV
                 echo 'CPATH="/opt/homebrew/include/"' >> $GITHUB_ENV