[commit: ghc] wip/new-flatten-skolems-Aug14: Simon PJ work in progress on re-architecting flatten-skolems (8e893b1)

[git at git.haskell.org]

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

On branch  : wip/new-flatten-skolems-Aug14
Link       : http://ghc.haskell.org/trac/ghc/changeset/8e893b1e07b02574cf478ec00fe279d1655d6c28/ghc

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

commit 8e893b1e07b02574cf478ec00fe279d1655d6c28
Author: Simon Peyton Jones <simonpj at microsoft.com>
Date:   Thu Aug 7 21:33:35 2014 +0100

    Simon PJ work in progress on re-architecting flatten-skolems
    
    The goal is to fix the wanted/wanted interaction in Trac #9318.
    I'm not sure that this is anything like right yet, so don't take
    it too seriously.  Just wanting to put it in Git.


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

8e893b1e07b02574cf478ec00fe279d1655d6c28
 compiler/typecheck/Inst.lhs                        |  19 +-
 compiler/typecheck/TcCanonical.lhs                 | 191 +++++++++---------
 compiler/typecheck/TcErrors.lhs                    |   1 -
 compiler/typecheck/TcHsSyn.lhs                     |   1 -
 compiler/typecheck/TcInteract.lhs                  | 222 +++++++++------------
 compiler/typecheck/TcMType.lhs                     |  15 +-
 compiler/typecheck/TcRnMonad.lhs                   |   3 +-
 compiler/typecheck/TcRnTypes.lhs                   |  62 +++---
 compiler/typecheck/TcRules.lhs                     |   2 -
 compiler/typecheck/TcSMonad.lhs                    | 219 ++++++++------------
 compiler/typecheck/TcSimplify.lhs                  |  22 +-
 compiler/typecheck/TcType.lhs                      |  30 ++-
 compiler/typecheck/TcUnify.lhs                     |   1 -
 .../tests/indexed-types/should_compile/Simple13.hs |  30 +++
 .../tests/indexed-types/should_compile/Simple8.hs  |   2 +-
 .../tests/indexed-types/should_compile/T3826.hs    |  54 ++++-
 16 files changed, 420 insertions(+), 454 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 8e893b1e07b02574cf478ec00fe279d1655d6c28