testsuite: Add tests for #15270

Authored by bgamari on Oct 8 2018, 4:38 PM.

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rGHC Glasgow Haskell Compiler
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bgamari created this revision.Oct 8 2018, 4:38 PM
alpmestan accepted this revision.Oct 8 2018, 5:07 PM
This revision is now accepted and ready to land.Oct 8 2018, 5:07 PM

@bgamari The tests that you added seem to be failing on OS X, judging from https://phabricator.haskell.org/harbormaster/log/view/305029/

This revision was automatically updated to reflect the committed changes.