Todd Gamblin 4eb54b6358 bugfix: pgcc -V returns 2 on power machines ... `pgcc -V` was failing on power machines because it returns 2 (despite correctly printing version information). On x86_64 machines the same command returns 0 and doesn't cause an error. - [x] Ignore return value of 2 for pgcc when doign a version check		2019-12-18 11:37:59 -08:00
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spack	bugfix: pgcc -V returns 2 on power machines	2019-12-18 11:37:59 -08:00