[commit: ghc] wip/T15809: More progress on reporting unbound variables (4c251b2)

[git at git.haskell.org]

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

On branch  : wip/T15809
Link       : http://ghc.haskell.org/trac/ghc/changeset/4c251b20e0d3c734ba1bd9515bcced7876dcf398/ghc

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

commit 4c251b20e0d3c734ba1bd9515bcced7876dcf398
Author: Simon Peyton Jones <simonpj at microsoft.com>
Date:   Thu Nov 15 01:16:12 2018 +0000

    More progress on reporting unbound variables


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

4c251b20e0d3c734ba1bd9515bcced7876dcf398
 compiler/typecheck/TcHsType.hs                     |  16 +-
 compiler/typecheck/TcInstDcls.hs                   |  64 ++--
 compiler/typecheck/TcTyClsDecls.hs                 | 352 +++++----------------
 compiler/typecheck/TcValidity.hs                   |  19 +-
 .../should_fail/ExplicitForAllFams4a.stderr        |   6 +-
 .../should_fail/ExplicitForAllFams4b.stderr        |  30 +-
 testsuite/tests/polykinds/T13985.stderr            |  25 +-
 7 files changed, 164 insertions(+), 348 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 4c251b20e0d3c734ba1bd9515bcced7876dcf398