[commit: ghc] wip/tdammers/T11735: Tighten cached role in NthCo (1146825)

[git at git.haskell.org]

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

On branch  : wip/tdammers/T11735
Link       : http://ghc.haskell.org/trac/ghc/changeset/1146825a3f59da1f88401d61380328806b5b2c07/ghc

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

commit 1146825a3f59da1f88401d61380328806b5b2c07
Author: Richard Eisenberg <rae at cs.brynmawr.edu>
Date:   Mon Feb 12 13:02:23 2018 -0500

    Tighten cached role in NthCo


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

1146825a3f59da1f88401d61380328806b5b2c07
 compiler/backpack/RnModIface.hs  |   2 +-
 compiler/coreSyn/CoreLint.hs     |   9 +--
 compiler/coreSyn/CoreUtils.hs    |   2 +-
 compiler/iface/IfaceSyn.hs       |   2 +-
 compiler/iface/IfaceType.hs      |  14 ++--
 compiler/iface/TcIface.hs        |   3 +-
 compiler/iface/ToIface.hs        |   2 +-
 compiler/typecheck/TcEvidence.hs |   2 +-
 compiler/types/Coercion.hs       | 158 +++++++++++++++++++++++++--------------
 compiler/types/Coercion.hs-boot  |   2 +-
 compiler/types/OptCoercion.hs    |  23 ++----
 compiler/types/TyCoRep.hs        |   5 +-
 docs/core-spec/CoreLint.ott      |   5 +-
 13 files changed, 131 insertions(+), 98 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 1146825a3f59da1f88401d61380328806b5b2c07