[commit: ghc] master: Surprising error message with bang pattern (0b0cb48)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/0b0cb484eb0b51bf5485dfadff7cd8a079ceb16e/ghc

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

commit 0b0cb484eb0b51bf5485dfadff7cd8a079ceb16e
Author: Sasa Bogicevic <t4nt0r at protonmail.com>
Date:   Mon Oct 15 13:47:48 2018 -0400

    Surprising error message with bang pattern
    
    Reviewers: bgamari, alanz
    
    Reviewed By: bgamari
    
    Subscribers: sgraf, mpickering, rwbarton, thomie, carter
    
    GHC Trac Issues: #13600
    
    Differential Revision: https://phabricator.haskell.org/D5040


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0b0cb484eb0b51bf5485dfadff7cd8a079ceb16e
 compiler/main/DynFlags.hs                          |  5 +++-
 compiler/parser/Parser.y                           | 27 +++++++++++++++++++---
 docs/users_guide/using-warnings.rst                |  7 ++++++
 testsuite/tests/parser/should_compile/T13600a.hs   |  7 ++++++
 .../tests/parser/should_compile/T13600a.stderr     |  0
 testsuite/tests/parser/should_compile/T13600b.hs   |  9 ++++++++
 .../tests/parser/should_compile/T13600b.stderr     | 20 ++++++++++++++++
 testsuite/tests/parser/should_compile/all.T        |  2 ++
 testsuite/tests/parser/should_compile/read029.hs   |  4 ++--
 9 files changed, 75 insertions(+), 6 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 0b0cb484eb0b51bf5485dfadff7cd8a079ceb16e