Yet another attempt: overwrite [email protected] from configs/common/packages.yaml with 0.3.28 from configs/common/packages_clang.yaml

Author: climbfuji

configs/common/packages.yaml

@@ -177,11 +177,11 @@ packages:
   # ninja - when adding information here, also check Discover site config
   odc:
     require: '@1.5.2 ~fortran'
-  # 2024/12/10: prefer openblas 0.3.28 so that it builds with flang-new from LLVM 19.1.4
-  # but need to allow openblas 0.3.24 if other packages require it (e.g. in unified env)
+  # Todo: update to 0.3.28 so that it builds with 'clang'. Check
+  # packages_clang.yaml where we are overwriting openblas for now.
   openblas:
-    prefer:
-    - '@0.3.28'
+    require:
+    - '@0.3.24'
   openmpi:
     require: '~internal-hwloc +two_level_namespace'
   openssl:

configs/common/packages_clang.yaml

@@ -13,6 +13,12 @@ packages:
   py-numpy:
     require:
     - '^openblas'
+  # clang@19 requires [email protected] - with this, we can'this
+  # build all the Python dependencies as of 2024/12/11 due to
+  # version conflicts.
+  openblas:
+    require::
+    - '@0.3.28'
   # ip@5 doesn't build with clang@19 compilers (flang-new)
   # https://github.com/NOAA-EMC/NCEPLIBS-ip/issues/263
   # but requiring %gcc doesn't work when using openblas