
Usage of double quotes was preventing word-splitting when parsing module roots in setup-env.sh, which lead to an error when multiple module roots are used (in particular when Spack is pointed to use an upstream module root in addition to its own).
Usage of double quotes was preventing word-splitting when parsing module roots in setup-env.sh, which lead to an error when multiple module roots are used (in particular when Spack is pointed to use an upstream module root in addition to its own).