disallow BFLOAT16 kernels on linux-aarch64

Author: mattip

pyproject.toml

@@ -9,7 +9,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "scipy-openblas64"
 # v0.3.30
-version = "0.3.30.0.2"
+version = "0.3.30.0.3"
 requires-python = ">=3.7"
 description = "Provides OpenBLAS for python packaging"
 readme = "README.md"

tools/build_steps.sh

@@ -176,6 +176,7 @@ function do_build_lib {
         Linux-aarch64)
             local bitness=64
             local target="ARMV8"
+            CFLAGS="$CFLAGS -DBUILD_BFLOAT16=0"
             ;;
         Darwin-arm64)
             local bitness=64