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mvapich2 MPI_ROOT needed in modules (#30335)

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We've found that when using mvapich2 via modules, we need to set the MPI_ROOT
environment variable.
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Paul Ferrell 2022-04-27 14:41:06 -06:00 committed by GitHub
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commit 9ffb3b4ac0
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var/spack/repos/builtin/packages/mvapich2/package.py
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@ -335,6 +335,8 @@ def setup_run_environment(self, env):
if 'process_managers=slurm' in self.spec: if 'process_managers=slurm' in self.spec:
env.set('SLURM_MPI_TYPE', 'pmi2') env.set('SLURM_MPI_TYPE', 'pmi2')
env.set('MPI_ROOT', self.prefix)
# Because MPI functions as a compiler, we need to treat it as one and # Because MPI functions as a compiler, we need to treat it as one and
# add its compiler paths to the run environment. # add its compiler paths to the run environment.
self.setup_compiler_environment(env) self.setup_compiler_environment(env)