[commit: ghc] ghc-8.0: Make equality print better. (#11712) (09b872d)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : ghc-8.0
Link       : http://ghc.haskell.org/trac/ghc/changeset/09b872dc61590a71c28feb37c37bf864664efaf7/ghc

>---------------------------------------------------------------

commit 09b872dc61590a71c28feb37c37bf864664efaf7
Author: Richard Eisenberg <eir at cis.upenn.edu>
Date:   Fri Mar 18 11:20:31 2016 -0400

    Make equality print better. (#11712)
    
    (cherry picked from commit 0b89064cc67cb4fbdba0044ab59a17b20bbde1db)


>---------------------------------------------------------------

09b872dc61590a71c28feb37c37bf864664efaf7
 compiler/types/TyCoRep.hs                          | 76 +++++++++++++++++-----
 .../tests/deSugar/should_compile/T2431.stderr      |  6 +-
 testsuite/tests/gadt/T7558.stderr                  |  2 +-
 testsuite/tests/ghci/scripts/Defer02.stderr        |  4 +-
 .../should_compile/PushedInAsGivens.stderr         |  2 +-
 .../indexed-types/should_compile/Simple14.stderr   |  4 +-
 .../indexed-types/should_fail/SimpleFail15.stderr  |  2 +-
 .../tests/indexed-types/should_fail/T4093a.stderr  |  4 +-
 .../should_compile/DataFamilyInstanceLHS.stderr    |  4 +-
 .../NamedWildcardInDataFamilyInstanceLHS.stderr    |  4 +-
 testsuite/tests/polykinds/T10503.stderr            |  4 +-
 testsuite/tests/polykinds/T7230.stderr             |  5 +-
 testsuite/tests/polykinds/T9222.stderr             |  4 +-
 .../tests/roles/should_compile/Roles13.stderr      |  2 +-
 testsuite/tests/roles/should_compile/Roles3.stderr |  2 +-
 .../typecheck/should_fail/FrozenErrorTests.stderr  |  2 +-
 testsuite/tests/typecheck/should_fail/T5858.stderr | 18 ++---
 testsuite/tests/typecheck/should_fail/T7857.stderr |  2 +-
 .../tests/typecheck/should_fail/T8392a.stderr      |  2 +-
 19 files changed, 97 insertions(+), 52 deletions(-)

Diff suppressed because of size. To see it, use:

    git diff-tree --root --patch-with-stat --no-color --find-copies-harder --ignore-space-at-eol --cc 09b872dc61590a71c28feb37c37bf864664efaf7