# -------------------------------------------------------------------------
# This file controls default concretization preferences for Spack.
#
# Settings here are versioned with Spack and are intended to provide
# sensible defaults out of the box. Spack maintainers should edit this
# file to keep it current.
#
# Users can override these settings by editing the following files.
#
# Per-spack-instance settings (overrides defaults):
#   $SPACK_ROOT/etc/spack/packages.yaml
#
# Per-user settings (overrides default and site settings):
#   ~/.spack/packages.yaml
# -------------------------------------------------------------------------
packages:
  all:
    compiler: [gcc, intel, pgi, clang, xl, nag]
    providers:
      mpi: [openmpi, mpich]
      blas: [openblas]
      lapack: [openblas]
      pil: [py-pillow]