Commit 54a96ac0ad071ba90a1eff05fad5376f4ba2463e Parent 60bd289c18e06e199260ee374ef29e3017bc4a90 Author John MacFarlane <jgm@berkeley.edu> Date Thu, 2 Jun 2016 09:43:50 -0700 spec_tests.py: exit code is sum of failures and errors.