Hello community,

here is the log from the commit of package ghc-transformers-compat for 
openSUSE:Factory checked in at 2019-04-28 20:13:58
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Comparing /work/SRC/openSUSE:Factory/ghc-transformers-compat (Old)
 and      /work/SRC/openSUSE:Factory/.ghc-transformers-compat.new.5536 (New)
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Package is "ghc-transformers-compat"

Sun Apr 28 20:13:58 2019 rev:9 rq:698563 version:0.6.4

Changes:
--------
--- 
/work/SRC/openSUSE:Factory/ghc-transformers-compat/ghc-transformers-compat.changes
  2018-10-25 09:06:40.430493056 +0200
+++ 
/work/SRC/openSUSE:Factory/.ghc-transformers-compat.new.5536/ghc-transformers-compat.changes
        2019-04-28 20:14:01.090397420 +0200
@@ -1,0 +2,24 @@
+Wed Apr  3 02:01:41 UTC 2019 - [email protected]
+
+- Update transformers-compat to version 0.6.4.
+  0.6.4 [2019.04.01]
+  ------------------
+  * Use more conservative CPP to guard the backported `MonadFix` instance for
+    `ListT`.
+
+-------------------------------------------------------------------
+Tue Apr  2 07:14:17 UTC 2019 - [email protected]
+
+- Update transformers-compat to version 0.6.3.
+  0.6.3 [2019.04.01]
+  ------------------
+  * Backport changes from `transformers-0.5.6.*`:
+    * Backport the `MonadFix` instance for `ListT` in
+      `Control.Monad.Trans.Instances`.
+    * Generalize the type of `except` in `Control.Monad.Trans.Except`.
+  * Backport `MonadFail` instances for `AccumT`, `Reverse`, and `SelectT` on
+    pre-8.0 versions of GHC by depending on the `fail` package if necessary.
+  * Backport `MonadFail` instances for monad transformer types in
+    `Control.Monad.Trans.Instances`.
+
+-------------------------------------------------------------------

Old:
----
  transformers-compat-0.6.2.tar.gz

New:
----
  transformers-compat-0.6.4.tar.gz

++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

Other differences:
------------------
++++++ ghc-transformers-compat.spec ++++++
--- /var/tmp/diff_new_pack.qpjMec/_old  2019-04-28 20:14:01.698397043 +0200
+++ /var/tmp/diff_new_pack.qpjMec/_new  2019-04-28 20:14:01.702397039 +0200
@@ -1,7 +1,7 @@
 #
 # spec file for package ghc-transformers-compat
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -18,7 +18,7 @@
 
 %global pkg_name transformers-compat
 Name:           ghc-%{pkg_name}
-Version:        0.6.2
+Version:        0.6.4
 Release:        0
 Summary:        A small compatibility shim for the transformers library
 License:        BSD-3-Clause

++++++ transformers-compat-0.6.2.tar.gz -> transformers-compat-0.6.4.tar.gz 
++++++
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/transformers-compat-0.6.2/.travis.yml 
new/transformers-compat-0.6.4/.travis.yml
--- old/transformers-compat-0.6.2/.travis.yml   2018-05-11 20:17:38.000000000 
+0200
+++ new/transformers-compat-0.6.4/.travis.yml   2001-09-09 03:46:40.000000000 
+0200
@@ -1,11 +1,13 @@
 # This Travis job script has been generated by a script via
 #
-#   runghc make_travis_yml_2.hs '-o' '.travis.yml' '--ghc-head' 
'--cabal-install-version=2.2' '--jobs=2' 
'--irc-channel=irc.freenode.org#haskell-lens' '--no-no-tests-no-bench' 
'--no-install-dependencies' '--config=cabal.haskell-ci' 'cabal.project'
+#   haskell-ci '--output=.travis.yml' '--config=cabal.haskell-ci' 
'cabal.project'
 #
-# For more information, see https://github.com/hvr/multi-ghc-travis
+# For more information, see https://github.com/haskell-CI/haskell-ci
+#
+# version: 0.2.1
 #
 language: c
-sudo: false
+dist: xenial
 
 git:
   submodules: false  # whether to recursively clone submodules
@@ -24,45 +26,38 @@
     - $HOME/.cabal/store
 
 before_cache:
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/build-reports.log
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/build-reports.log
   # remove files that are regenerated by 'cabal update'
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/00-index.*
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/*.json
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.cache
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.tar
-  - rm -fv $HOME/.cabal/packages/hackage.haskell.org/01-index.tar.idx
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/00-index.*
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/*.json
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/01-index.cache
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/01-index.tar
+  - rm -fv $CABALHOME/packages/hackage.haskell.org/01-index.tar.idx
 
-  - rm -rfv $HOME/.cabal/packages/head.hackage
+  - rm -rfv $CABALHOME/packages/head.hackage
 
 matrix:
   include:
-    - compiler: "ghc-8.4.2"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.2,ghc-8.4.2], 
sources: [hvr-ghc]}}
+    - compiler: "ghc-8.6.4"
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-8.6.4], 
sources: [hvr-ghc]}}
+    - compiler: "ghc-8.4.4"
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-8.4.4], 
sources: [hvr-ghc]}}
     - compiler: "ghc-8.2.2"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-8.2.2], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-8.2.2], 
sources: [hvr-ghc]}}
     - compiler: "ghc-8.0.2"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-8.0.2], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-8.0.2], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.10.3"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.10.3], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.10.3], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.8.4"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.8.4], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.8.4], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.6.3"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.6.3], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.6.3], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.4.2"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.4.2], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.4.2], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.2.2"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.2.2], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.2.2], 
sources: [hvr-ghc]}}
     - compiler: "ghc-7.0.4"
-    # env: TEST=--disable-tests BENCH=--disable-benchmarks
-      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.0,ghc-7.0.4], 
sources: [hvr-ghc]}}
+      addons: {apt: {packages: [ghc-ppa-tools,cabal-install-2.4,ghc-7.0.4], 
sources: [hvr-ghc]}}
     - compiler: "ghc-head"
       env: GHCHEAD=true
       addons: {apt: {packages: [ghc-ppa-tools,cabal-install-head,ghc-head], 
sources: [hvr-ghc]}}
@@ -71,51 +66,56 @@
     - compiler: "ghc-head"
 
 before_install:
-  - HC=${CC}
+  - HC=/opt/ghc/bin/${CC}
   - HCPKG=${HC/ghc/ghc-pkg}
   - unset CC
+  - CABAL=/opt/ghc/bin/cabal
+  - CABALHOME=$HOME/.cabal
+  - export PATH="$CABALHOME/bin:$PATH"
   - ROOTDIR=$(pwd)
-  - mkdir -p $HOME/.local/bin
-  - "PATH=/opt/ghc/bin:/opt/ghc-ppa-tools/bin:$HOME/local/bin:$PATH"
   - HCNUMVER=$(( $(${HC} --numeric-version|sed -E 
's/([0-9]+)\.([0-9]+)\.([0-9]+).*/\1 * 10000 + \2 * 100 + \3/') ))
   - echo $HCNUMVER
 
 install:
-  - cabal --version
+  - ${CABAL} --version
   - echo "$(${HC} --version) [$(${HC} --print-project-git-commit-id 2> 
/dev/null || echo '?')]"
-  - BENCH=${BENCH---enable-benchmarks}
-  - TEST=${TEST---enable-tests}
-  - HADDOCK=${HADDOCK-true}
-  - INSTALLED=${INSTALLED-true}
+  - TEST=--enable-tests
+  - BENCH=--enable-benchmarks
   - GHCHEAD=${GHCHEAD-false}
-  - travis_retry cabal update -v
-  - "sed -i.bak 's/^jobs:/-- jobs:/' ${HOME}/.cabal/config"
+  - travis_retry ${CABAL} update -v
+  - sed -i.bak 's/^jobs:/-- jobs:/' $CABALHOME/config
   - rm -fv cabal.project cabal.project.local
-  - "sed -i.bak 's/^-- jobs:.*/jobs: 2/' ${HOME}/.cabal/config"
+  - "sed -i.bak 's/^-- jobs:.*/jobs: 2/' $CABALHOME/config"
   # Overlay Hackage Package Index for GHC HEAD: 
https://github.com/hvr/head.hackage
   - |
     if $GHCHEAD; then
-      sed -i.bak 's/-- allow-newer:.*/allow-newer: *:base, *:template-haskell, 
*:ghc, *:Cabal/' ${HOME}/.cabal/config
+      sed -i 's/-- allow-newer: .*/allow-newer: *:base/' $CABALHOME/config
+      for pkg in $($HCPKG list --simple-output); do pkg=$(echo $pkg | sed 
's/-[^-]*$//'); sed -i "s/allow-newer: /allow-newer: *:$pkg, /" 
$CABALHOME/config; done
 
-      echo 'repository head.hackage'                                           
             >> ${HOME}/.cabal/config
-      echo '   url: http://head.hackage.haskell.org/'                          
             >> ${HOME}/.cabal/config
-      echo '   secure: True'                                                   
             >> ${HOME}/.cabal/config
-      echo '   root-keys: 
07c59cb65787dedfaef5bd5f987ceb5f7e5ebf88b904bbd4c5cbdeb2ff71b740' >> 
${HOME}/.cabal/config
-      echo '              
2e8555dde16ebd8df076f1a8ef13b8f14c66bad8eafefd7d9e37d0ed711821fb' >> 
${HOME}/.cabal/config
-      echo '              
8f79fd2389ab2967354407ec852cbe73f2e8635793ac446d09461ffb99527f6e' >> 
${HOME}/.cabal/config
-      echo '   key-threshold: 3'                                               
             >> ${HOME}/.cabal.config
+      echo 'repository head.hackage'                                           
             >> $CABALHOME/config
+      echo '   url: http://head.hackage.haskell.org/'                          
             >> $CABALHOME/config
+      echo '   secure: True'                                                   
             >> $CABALHOME/config
+      echo '   root-keys: 
07c59cb65787dedfaef5bd5f987ceb5f7e5ebf88b904bbd4c5cbdeb2ff71b740' >> 
$CABALHOME/config
+      echo '              
2e8555dde16ebd8df076f1a8ef13b8f14c66bad8eafefd7d9e37d0ed711821fb' >> 
$CABALHOME/config
+      echo '              
8f79fd2389ab2967354407ec852cbe73f2e8635793ac446d09461ffb99527f6e' >> 
$CABALHOME/config
+      echo '   key-threshold: 3'                                               
             >> $CABALHOME.config
 
-      cabal new-update head.hackage -v
-    fi
-  - grep -Ev -- '^\s*--' ${HOME}/.cabal/config | grep -Ev '^\s*$'
-  - "printf 'packages: \".\" \"./tests\"\\n' > cabal.project"
-  - cat cabal.project
-  - if [ -f "./configure.ac" ]; then
-      (cd "." && autoreconf -i);
-    fi
-  - if [ -f "./tests/configure.ac" ]; then
-      (cd "./tests" && autoreconf -i);
+      grep -Ev -- '^\s*--' $CABALHOME/config | grep -Ev '^\s*$'
+
+      ${CABAL} new-update head.hackage -v
     fi
+  - grep -Ev -- '^\s*--' $CABALHOME/config | grep -Ev '^\s*$'
+  - rm -f cabal.project
+  - touch cabal.project
+  - "printf 'packages: \".\"\\n' >> cabal.project"
+  - "printf 'packages: \"./tests\"\\n' >> cabal.project"
+  - "printf 'write-ghc-environment-files: always\\n' >> cabal.project"
+  - touch cabal.project.local
+  - "for pkg in $($HCPKG list --simple-output); do echo $pkg | sed 
's/-[^-]*$//' | grep -vE -- '^(transformers-compat|transformers-compat-tests)$' 
| sed 's/^/constraints: /' | sed 's/$/ installed/' >> cabal.project.local; done"
+  - cat cabal.project || true
+  - cat cabal.project.local || true
+  - if [ -f "./configure.ac" ]; then (cd "." && autoreconf -i); fi
+  - if [ -f "./tests/configure.ac" ]; then (cd "./tests" && autoreconf -i); fi
   - rm -f cabal.project.freeze
   - rm -rf .ghc.environment.* "."/dist "./tests"/dist
   - DISTDIR=$(mktemp -d /tmp/dist-test.XXXX)
@@ -124,43 +124,64 @@
 # any command which exits with a non-zero exit code causes the build to fail.
 script:
   # test that source-distributions can be generated
-  - (cd "." && cabal sdist)
-  - (cd "./tests" && cabal sdist)
-  - mv "."/dist/transformers-compat-*.tar.gz 
"./tests"/dist/transformers-compat-tests-*.tar.gz ${DISTDIR}/
+  - ${CABAL} new-sdist all
+  - mv dist-newstyle/sdist/*.tar.gz ${DISTDIR}/
   - cd ${DISTDIR} || false
   - find . -maxdepth 1 -name '*.tar.gz' -exec tar -xvf '{}' \;
-  - "printf 'packages: transformers-compat-*/*.cabal 
transformers-compat-tests-*/*.cabal\\n' > cabal.project"
-  - cat cabal.project
-
-  # Build with installed constraints for packages in global-db
-  - if $INSTALLED; then echo cabal new-build -w ${HC} --disable-tests 
--disable-benchmarks $(${HCPKG} list --global --simple-output --names-only | 
sed 's/\([a-zA-Z0-9-]\{1,\}\) */--constraint="\1 installed" /g') all | sh; else 
echo "Not building with installed constraints"; fi
+  - rm -f cabal.project
+  - touch cabal.project
+  - "printf 'packages: \"transformers-compat-*/*.cabal\"\\n' >> cabal.project"
+  - "printf 'packages: \"transformers-compat-tests-*/*.cabal\"\\n' >> 
cabal.project"
+  - "printf 'write-ghc-environment-files: always\\n' >> cabal.project"
+  - touch cabal.project.local
+  - "for pkg in $($HCPKG list --simple-output); do echo $pkg | sed 
's/-[^-]*$//' | grep -vE -- '^(transformers-compat|transformers-compat-tests)$' 
| sed 's/^/constraints: /' | sed 's/$/ installed/' >> cabal.project.local; done"
+  - cat cabal.project || true
+  - cat cabal.project.local || true
 
   # build & run tests, build benchmarks
-  - cabal new-build -w ${HC} ${TEST} ${BENCH} all
-  - if [ "x$TEST" = "x--enable-tests" ]; then cabal new-test -w ${HC} ${TEST} 
${BENCH} all; fi
+  - ${CABAL} new-build -w ${HC} ${TEST} ${BENCH} all
+  - if [ "x$TEST" = "x--enable-tests" ]; then ${CABAL} new-test -w ${HC} 
${TEST} ${BENCH} all; fi
 
   # cabal check
-  - (cd transformers-compat-* && cabal check)
-  - (cd transformers-compat-tests-* && cabal check)
+  - (cd transformers-compat-* && ${CABAL} check)
+  - (cd transformers-compat-tests-* && ${CABAL} check)
 
   # haddock
-  - rm -rf ./dist-newstyle
-  - if $HADDOCK; then cabal new-haddock -w ${HC} ${TEST} ${BENCH} all; else 
echo "Skipping haddock generation";fi
+  - ${CABAL} new-haddock -w ${HC} ${TEST} ${BENCH} all
+
+  # Build without installed constraints for packages in global-db
+  - rm -f cabal.project.local; ${CABAL} new-build -w ${HC} --disable-tests 
--disable-benchmarks all;
+
+  # Constraint sets
+  - rm -rf cabal.project.local
 
   # Constraint set no-mtl
-  - if [ $HCNUMVER -ge 0 ]; then cabal new-build -w ${HC} --disable-tests 
--disable-benchmarks --constraint='transformers-compat -mtl' all; else echo 
skipping...; fi
+  - ${CABAL} new-build -w ${HC} --disable-tests --disable-benchmarks  
--constraint='transformers-compat -mtl' all
 
   # Constraint set no-generic-deriving
-  - if [ $HCNUMVER -ge 0 ]; then cabal new-build -w ${HC} --disable-tests 
--disable-benchmarks --constraint='transformers-compat -generic-deriving' all; 
else echo skipping...; fi
+  - ${CABAL} new-build -w ${HC} --disable-tests --disable-benchmarks  
--constraint='transformers-compat -generic-deriving' all
 
   # Constraint set no-mtl-no-generic-deriving
-  - if [ $HCNUMVER -ge 0 ]; then cabal new-build -w ${HC} --disable-tests 
--disable-benchmarks --constraint='transformers-compat -generic-deriving' 
--constraint='tranformers-compat -mtl' all; else echo skipping...; fi
+  - ${CABAL} new-build -w ${HC} --disable-tests --disable-benchmarks  
--constraint='transformers-compat -generic-deriving' 
--constraint='tranformers-compat -mtl' all
+
+  # Constraint set two
+  - if [ $HCNUMVER -lt 70900 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers-compat +two' 
all ; fi
+
+  # Constraint set three
+  - if [ $HCNUMVER -lt 70900 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers-compat +three' 
all ; fi
+
+  # Constraint set four
+  - if [ $HCNUMVER -lt 71100 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers-compat +four' 
all ; fi
+
+  # Constraint set five
+  - if [ $HCNUMVER -lt 80300 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers-compat +five' 
all ; fi
 
   # Constraint set transformers-installed
-  - if [ $HCNUMVER -ge 70800 ]; then cabal new-build -w ${HC} --disable-tests 
--disable-benchmarks --constraint='transformers installed' all; else echo 
skipping...; fi
+  - if [ $HCNUMVER -ge 70800 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers installed' all 
; fi
 
   # Constraint set transformers-newer
-  - if [ $HCNUMVER -ge 0 ] && [ $HCNUMVER -lt 80500 ]; then cabal new-build -w 
${HC} --disable-tests --disable-benchmarks --constraint='transformers 
>=0.5.5.0' all; else echo skipping...; fi
+  - if [ $HCNUMVER -lt 80500 ] ; then ${CABAL} new-build -w ${HC} 
--disable-tests --disable-benchmarks  --constraint='transformers >=0.5.5.0' all 
; fi
+
 
-# REGENDATA 
["-o",".travis.yml","--ghc-head","--cabal-install-version=2.2","--jobs=2","--irc-channel=irc.freenode.org#haskell-lens","--no-no-tests-no-bench","--no-install-dependencies","--config=cabal.haskell-ci","cabal.project"]
+# REGENDATA 
["--output=.travis.yml","--config=cabal.haskell-ci","cabal.project"]
 # EOF
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' 
old/transformers-compat-0.6.2/0.3/Control/Monad/Trans/Except.hs 
new/transformers-compat-0.6.4/0.3/Control/Monad/Trans/Except.hs
--- old/transformers-compat-0.6.2/0.3/Control/Monad/Trans/Except.hs     
2018-05-11 20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/0.3/Control/Monad/Trans/Except.hs     
2001-09-09 03:46:40.000000000 +0200
@@ -62,6 +62,7 @@
 
 import Control.Applicative
 import Control.Monad
+import qualified Control.Monad.Fail as Fail
 import Control.Monad.Fix
 import Control.Monad.IO.Class
 import Control.Monad.Signatures
@@ -95,8 +96,8 @@
 
 -- | Constructor for computations in the exception monad.
 -- (The inverse of 'runExcept').
-except :: Either e a -> Except e a
-except m = ExceptT (Identity m)
+except :: (Monad m) => Either e a -> ExceptT e m a
+except m = ExceptT (return m)
 {-# INLINE except #-}
 
 -- | Extractor for computations in the exception monad.
@@ -229,6 +230,10 @@
     fail = ExceptT . fail
     {-# INLINE fail #-}
 
+instance (Fail.MonadFail m) => Fail.MonadFail (ExceptT e m) where
+    fail = ExceptT . Fail.fail
+    {-# INLINE fail #-}
+
 instance (Monad m, Monoid e) => MonadPlus (ExceptT e m) where
     mzero = ExceptT $ return (Left mempty)
     {-# INLINE mzero #-}
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' 
old/transformers-compat-0.6.2/0.5/Control/Monad/Trans/Accum.hs 
new/transformers-compat-0.6.4/0.5/Control/Monad/Trans/Accum.hs
--- old/transformers-compat-0.6.2/0.5/Control/Monad/Trans/Accum.hs      
2018-05-11 20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/0.5/Control/Monad/Trans/Accum.hs      
2001-09-09 03:46:40.000000000 +0200
@@ -73,9 +73,7 @@
 
 import Control.Applicative
 import Control.Monad
-#if MIN_VERSION_base(4,9,0)
 import qualified Control.Monad.Fail as Fail
-#endif
 import Control.Monad.Fix
 import Control.Monad.Signatures
 #if !MIN_VERSION_base(4,8,0)
@@ -210,11 +208,9 @@
     fail msg = AccumT $ const (fail msg)
     {-# INLINE fail #-}
 
-#if MIN_VERSION_base(4,9,0)
-instance (Monoid w, Fail.MonadFail m) => Fail.MonadFail (AccumT w m) where
+instance (Monoid w, Functor m, Fail.MonadFail m) => Fail.MonadFail (AccumT w 
m) where
     fail msg = AccumT $ const (Fail.fail msg)
     {-# INLINE fail #-}
-#endif
 
 instance (Monoid w, Functor m, MonadPlus m) => MonadPlus (AccumT w m) where
     mzero       = AccumT $ const mzero
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' 
old/transformers-compat-0.6.2/0.5/Control/Monad/Trans/Select.hs 
new/transformers-compat-0.6.4/0.5/Control/Monad/Trans/Select.hs
--- old/transformers-compat-0.6.2/0.5/Control/Monad/Trans/Select.hs     
2018-05-11 20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/0.5/Control/Monad/Trans/Select.hs     
2001-09-09 03:46:40.000000000 +0200
@@ -58,9 +58,7 @@
 
 import Control.Applicative
 import Control.Monad
-#if MIN_VERSION_base(4,9,0)
 import qualified Control.Monad.Fail as Fail
-#endif
 import Data.Functor.Identity
 
 #if !defined(HASKELL98) && __GLASGOW_HASKELL__ >= 708
@@ -142,11 +140,9 @@
         h y
     {-# INLINE (>>=) #-}
 
-#if MIN_VERSION_base(4,9,0)
 instance (Fail.MonadFail m) => Fail.MonadFail (SelectT r m) where
     fail msg = lift (Fail.fail msg)
     {-# INLINE fail #-}
-#endif
 
 instance (MonadPlus m) => MonadPlus (SelectT r m) where
     mzero = SelectT (const mzero)
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/transformers-compat-0.6.2/CHANGELOG.markdown 
new/transformers-compat-0.6.4/CHANGELOG.markdown
--- old/transformers-compat-0.6.2/CHANGELOG.markdown    2018-05-11 
20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/CHANGELOG.markdown    2001-09-09 
03:46:40.000000000 +0200
@@ -1,3 +1,19 @@
+0.6.4 [2019.04.01]
+------------------
+* Use more conservative CPP to guard the backported `MonadFix` instance for
+  `ListT`.
+
+0.6.3 [2019.04.01]
+------------------
+* Backport changes from `transformers-0.5.6.*`:
+  * Backport the `MonadFix` instance for `ListT` in
+    `Control.Monad.Trans.Instances`.
+  * Generalize the type of `except` in `Control.Monad.Trans.Except`.
+* Backport `MonadFail` instances for `AccumT`, `Reverse`, and `SelectT` on
+  pre-8.0 versions of GHC by depending on the `fail` package if necessary.
+* Backport `MonadFail` instances for monad transformer types in
+  `Control.Monad.Trans.Instances`.
+
 0.6.2
 -----
 * `transformers-compat` now uses automatic flags instead of manual ones.
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/transformers-compat-0.6.2/README.markdown 
new/transformers-compat-0.6.4/README.markdown
--- old/transformers-compat-0.6.2/README.markdown       2018-05-11 
20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/README.markdown       2001-09-09 
03:46:40.000000000 +0200
@@ -7,6 +7,14 @@
 
 This enables users to maintain haskell-platform compatibility, while still 
gaining access ot the new functionality.
 
+Related packages
+----------------
+The `writer-cps-transformers` package backports the
+`Control.Monad.Trans.{RWS,Writer}.CPS` modules that were introduced in
+`transformers-0.5.6.0`. There are also a variety of companion packages which
+backport orphan instances for these types. One example is `writer-cps-mtl`,
+which backports instances of type classes from the `mtl` library.
+
 Contact Information
 -------------------
 
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' 
old/transformers-compat-0.6.2/src/Control/Monad/Trans/Instances.hs 
new/transformers-compat-0.6.4/src/Control/Monad/Trans/Instances.hs
--- old/transformers-compat-0.6.2/src/Control/Monad/Trans/Instances.hs  
2018-05-11 20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/src/Control/Monad/Trans/Instances.hs  
2001-09-09 03:46:40.000000000 +0200
@@ -47,17 +47,20 @@
 
 import           Control.Applicative.Backwards (Backwards(..))
 import           Control.Applicative.Lift (Lift(..))
+import qualified Control.Monad.Fail as Fail (MonadFail(..))
 import           Control.Monad.IO.Class (MonadIO)
-import           Control.Monad.Trans.Class (MonadTrans)
+import           Control.Monad.Trans.Accum (AccumT(..))
+import           Control.Monad.Trans.Class (MonadTrans(..))
 import           Control.Monad.Trans.Cont (ContT(..))
-import           Control.Monad.Trans.Error (ErrorT(..))
-import           Control.Monad.Trans.Except ()
+import           Control.Monad.Trans.Error (Error(..), ErrorT(..))
+import           Control.Monad.Trans.Except (ExceptT(..))
 import           Control.Monad.Trans.Identity (IdentityT(..))
-import           Control.Monad.Trans.List (ListT(..))
+import           Control.Monad.Trans.List (ListT(..), mapListT)
 import           Control.Monad.Trans.Maybe (MaybeT(..))
 import qualified Control.Monad.Trans.RWS.Lazy as Lazy (RWST(..))
 import qualified Control.Monad.Trans.RWS.Strict as Strict (RWST(..))
 import           Control.Monad.Trans.Reader (ReaderT(..))
+import           Control.Monad.Trans.Select (SelectT(..))
 import qualified Control.Monad.Trans.State.Lazy as Lazy (StateT(..))
 import qualified Control.Monad.Trans.State.Strict as Strict (StateT(..))
 import qualified Control.Monad.Trans.Writer.Lazy as Lazy (WriterT(..))
@@ -72,7 +75,7 @@
 
 import           Control.Applicative
 import           Control.Arrow (Arrow((***)))
-import           Control.Monad (MonadPlus(..))
+import           Control.Monad (MonadPlus(..), liftM)
 import           Control.Monad.Fix (MonadFix(..))
 import           Data.Bits
 import           Data.Foldable (Foldable(..))
@@ -96,7 +99,6 @@
 #endif
 
 #if MIN_VERSION_base(4,9,0)
-import qualified Control.Monad.Fail as Fail (MonadFail(..))
 import qualified Data.Semigroup as Semigroup (Semigroup(..))
 #endif
 
@@ -210,6 +212,73 @@
     showsPrec1 d (Const x) = showsUnary "Const" d x
 #endif
 
+#if !(MIN_VERSION_transformers(0,5,0)) \
+  || (MIN_VERSION_transformers(0,5,0) && !(MIN_VERSION_base(4,9,0)))
+-- MonadFail instances
+instance (Fail.MonadFail m) => Fail.MonadFail (ContT r m) where
+    fail msg = ContT $ \ _ -> Fail.fail msg
+    {-# INLINE fail #-}
+
+instance (Monad m, Error e) => Fail.MonadFail (ErrorT e m) where
+    fail msg = ErrorT $ return (Left (strMsg msg))
+
+instance (Fail.MonadFail m) => Fail.MonadFail (IdentityT m) where
+    fail msg = IdentityT $ Fail.fail msg
+    {-# INLINE fail #-}
+
+instance (Monad m) => Fail.MonadFail (ListT m) where
+    fail _ = ListT $ return []
+    {-# INLINE fail #-}
+
+instance (Monad m) => Fail.MonadFail (MaybeT m) where
+    fail _ = MaybeT (return Nothing)
+    {-# INLINE fail #-}
+
+instance (Fail.MonadFail m) => Fail.MonadFail (ReaderT r m) where
+    fail msg = lift (Fail.fail msg)
+    {-# INLINE fail #-}
+
+instance (Monoid w, Fail.MonadFail m) => Fail.MonadFail (Lazy.RWST r w s m) 
where
+    fail msg = Lazy.RWST $ \ _ _ -> Fail.fail msg
+    {-# INLINE fail #-}
+
+instance (Monoid w, Fail.MonadFail m) => Fail.MonadFail (Strict.RWST r w s m) 
where
+    fail msg = Strict.RWST $ \ _ _ -> Fail.fail msg
+    {-# INLINE fail #-}
+
+instance (Fail.MonadFail m) => Fail.MonadFail (Lazy.StateT s m) where
+    fail str = Lazy.StateT $ \ _ -> Fail.fail str
+    {-# INLINE fail #-}
+
+instance (Fail.MonadFail m) => Fail.MonadFail (Strict.StateT s m) where
+    fail str = Strict.StateT $ \ _ -> Fail.fail str
+    {-# INLINE fail #-}
+
+instance (Monoid w, Fail.MonadFail m) => Fail.MonadFail (Lazy.WriterT w m) 
where
+    fail msg = Lazy.WriterT $ Fail.fail msg
+    {-# INLINE fail #-}
+
+instance (Monoid w, Fail.MonadFail m) => Fail.MonadFail (Strict.WriterT w m) 
where
+    fail msg = Strict.WriterT $ Fail.fail msg
+    {-# INLINE fail #-}
+
+# if MIN_VERSION_transformers(0,5,0) && !(MIN_VERSION_base(4,9,0))
+instance (Fail.MonadFail m) => Fail.MonadFail (ExceptT e m) where
+    fail = ExceptT . Fail.fail
+    {-# INLINE fail #-}
+
+#  if MIN_VERSION_transformers(0,5,3)
+instance (Monoid w, Functor m, Fail.MonadFail m) => Fail.MonadFail (AccumT w 
m) where
+    fail msg = AccumT $ const (Fail.fail msg)
+    {-# INLINE fail #-}
+
+instance (Fail.MonadFail m) => Fail.MonadFail (SelectT r m) where
+    fail msg = lift (Fail.fail msg)
+    {-# INLINE fail #-}
+#  endif
+# endif
+#endif
+
 #if !(MIN_VERSION_transformers(0,5,0))
 -- Monoid Constant instance
 instance (Monoid a) => Monoid (Constant a b) where
@@ -505,11 +574,9 @@
     fail msg = Reverse (fail msg)
     {-# INLINE fail #-}
 
-#  if MIN_VERSION_base(4,9,0)
 instance (Fail.MonadFail m) => Fail.MonadFail (Reverse m) where
     fail msg = Reverse (Fail.fail msg)
     {-# INLINE fail #-}
-#  endif
 
 instance (MonadPlus m) => MonadPlus (Reverse m) where
     mzero = Reverse mzero
@@ -537,6 +604,12 @@
     Constant x <> Constant y = Constant (x Semigroup.<> y)
     {-# INLINE (<>) #-}
 # endif
+
+instance (MonadFix m) => MonadFix (ListT m) where
+    mfix f = ListT $ mfix (runListT . f . head) >>= \ xs -> case xs of
+        [] -> return []
+        x:_ -> liftM (x:) (runListT (mfix (mapListT (liftM tail) . f)))
+    {-# INLINE mfix #-}
 #endif
 
 -- Generic(1) instances
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' 
old/transformers-compat-0.6.2/tests/transformers-compat-tests.cabal 
new/transformers-compat-0.6.4/tests/transformers-compat-tests.cabal
--- old/transformers-compat-0.6.2/tests/transformers-compat-tests.cabal 
2018-05-11 20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/tests/transformers-compat-tests.cabal 
2001-09-09 03:46:40.000000000 +0200
@@ -21,7 +21,8 @@
              , GHC == 7.10.3
              , GHC == 8.0.2
              , GHC == 8.2.2
-             , GHC == 8.4.2
+             , GHC == 8.4.4
+             , GHC == 8.6.4
 
 source-repository head
   type: git
diff -urN '--exclude=CVS' '--exclude=.cvsignore' '--exclude=.svn' 
'--exclude=.svnignore' old/transformers-compat-0.6.2/transformers-compat.cabal 
new/transformers-compat-0.6.4/transformers-compat.cabal
--- old/transformers-compat-0.6.2/transformers-compat.cabal     2018-05-11 
20:17:38.000000000 +0200
+++ new/transformers-compat-0.6.4/transformers-compat.cabal     2001-09-09 
03:46:40.000000000 +0200
@@ -1,6 +1,6 @@
 name:          transformers-compat
 category:      Compatibility
-version:       0.6.2
+version:       0.6.4
 license:       BSD3
 cabal-version: >= 1.8
 license-file:  LICENSE
@@ -31,7 +31,8 @@
              , GHC == 7.10.3
              , GHC == 8.0.2
              , GHC == 8.2.2
-             , GHC == 8.4.2
+             , GHC == 8.4.4
+             , GHC == 8.6.4
 extra-source-files:
   .travis.yml
   .ghci
@@ -95,6 +96,8 @@
     -- each flag below splits this interval into two parts.
     -- flag-true parts are mutually exclusive, so at least one have to be on.
     transformers >= 0.2 && <0.6
+  if !impl(ghc >= 8.0)
+    build-depends: fail == 4.9.*
 
   hs-source-dirs:
     src
@@ -107,7 +110,6 @@
 
   -- automatic flags
   if flag(five-three)
-    hs-source-dirs: 0.5
     build-depends: transformers >= 0.5.3
   else
     build-depends: transformers < 0.5.3


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