Don't shadow "result" in JUnit driver
Don't shadow "result" in JUnit driver

Reviewers: bgamari

Reviewed By: bgamari

Subscribers: thomie, carter

GHC Trac Issues: #15093

Differential Revision: https://phabricator.haskell.org/D4645

sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc