[commit: ghc] wip/T14951: Add testcase for #14951 (3740202)

[git at git.haskell.org]

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

On branch  : wip/T14951
Link       : http://ghc.haskell.org/trac/ghc/changeset/37402025062fab853b58f9e8f7404d9a19105448/ghc

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

commit 37402025062fab853b58f9e8f7404d9a19105448
Author: Joachim Breitner <mail at joachim-breitner.de>
Date:   Thu Mar 22 10:17:27 2018 -0400

    Add testcase for #14951


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

37402025062fab853b58f9e8f7404d9a19105448
 compiler/specialise/SpecConstr.hs                  |   4 +-
 testsuite/tests/simplCore/should_compile/T14951.hs |  19 ++
 .../tests/simplCore/should_compile/T14951.stderr   | 262 +++++++++++++++++++++
 testsuite/tests/simplCore/should_compile/all.T     |   1 +
 4 files changed, 284 insertions(+), 2 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 37402025062fab853b58f9e8f7404d9a19105448