1de5117ef1
To avoid paying the cost of setup and of a full grounding again, move cycle detection into a separate program and check first if the solution has cycles. If it has, ground only the integrity constraint preventing cycles and solve again.
18 lines
589 B
Python
18 lines
589 B
Python
# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
|
|
# Spack Project Developers. See the top-level COPYRIGHT file for details.
|
|
#
|
|
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
|
|
from spack.package import *
|
|
|
|
|
|
class CycleB(Package):
|
|
"""Package that would lead to cycles if default variant values are used"""
|
|
|
|
homepage = "http://www.example.com"
|
|
url = "http://www.example.com/tdep-1.0.tar.gz"
|
|
|
|
version("2.0", md5="0123456789abcdef0123456789abcdef")
|
|
|
|
variant("cycle", default=True, description="activate cycles")
|
|
depends_on("cycle-a", when="+cycle")
|