try llvm@19

Author: rmjarvis

.github/workflows/wheels.yml

@@ -88,7 +88,7 @@ jobs:
           CIBW_BUILD: "*macosx*"
           CIBW_ARCHS: arm64
           CIBW_SKIP: cp36* cp37* cp38* pp*
-          CIBW_BEFORE_ALL: brew install llvm libomp fftw eigen
+          CIBW_BEFORE_ALL: brew install llvm@19 libomp fftw eigen
           CIBW_ENVIRONMENT: >-
             CC=/opt/homebrew/opt/llvm/bin/clang
             CXX=/opt/homebrew/opt/llvm/bin/clang++