[commit: ghc] wip/rae: Restore context to error messages (a1eb677)

[git at git.haskell.org]

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

On branch  : wip/rae
Link       : http://ghc.haskell.org/trac/ghc/changeset/a1eb6773f53521744a3503d8a803a3cc41f34b61/ghc

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

commit a1eb6773f53521744a3503d8a803a3cc41f34b61
Author: Richard Eisenberg <eir at cis.upenn.edu>
Date:   Sat Sep 19 09:45:39 2015 -0400

    Restore context to error messages


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

a1eb6773f53521744a3503d8a803a3cc41f34b61
 compiler/typecheck/TcDeriv.hs                      | 20 +++++---
 compiler/typecheck/TcInstDcls.hs                   |  8 ++--
 compiler/typecheck/TcTyClsDecls.hs                 | 21 +++++----
 testsuite/tests/ghci/scripts/T6018ghcifail.stderr  | 42 ++++++++---------
 .../tests/typecheck/should_fail/T6018fail.stderr   | 54 +++++++++++-----------
 5 files changed, 79 insertions(+), 66 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 a1eb6773f53521744a3503d8a803a3cc41f34b61