v0.2.0.1: drop support for GHC 7

.github/workflows/haskell-ci.yml

@@ -8,9 +8,9 @@
 #
 # For more information, see https://github.com/haskell-CI/haskell-ci
 #
-# version: 0.19.20250506
+# version: 0.19.20250821
 #
-# REGENDATA ("0.19.20250506",["github","deepseq-generics.cabal"])
+# REGENDATA ("0.19.20250821",["github","deepseq-generics.cabal"])
 #
 name: Haskell-CI
 on:
@@ -32,6 +32,11 @@ jobs:
     strategy:
       matrix:
         include:
+          - compiler: ghc-9.14.0.20250819
+            compilerKind: ghc
+            compilerVersion: 9.14.0.20250819
+            setup-method: ghcup-prerelease
+            allow-failure: false
           - compiler: ghc-9.12.2
             compilerKind: ghc
             compilerVersion: 9.12.2
@@ -110,8 +115,8 @@ jobs:
           chmod a+x "$HOME/.ghcup/bin/ghcup"
       - name: Install cabal-install
         run: |
-          "$HOME/.ghcup/bin/ghcup" install cabal 3.14.2.0 || (cat "$HOME"/.ghcup/logs/*.* && false)
-          echo "CABAL=$HOME/.ghcup/bin/cabal-3.14.2.0 -vnormal+nowrap" >> "$GITHUB_ENV"
+          "$HOME/.ghcup/bin/ghcup" install cabal 3.16.0.0 || (cat "$HOME"/.ghcup/logs/*.* && false)
+          echo "CABAL=$HOME/.ghcup/bin/cabal-3.16.0.0 -vnormal+nowrap" >> "$GITHUB_ENV"
       - name: Install GHC (GHCup)
         if: matrix.setup-method == 'ghcup'
         run: |
@@ -126,6 +131,21 @@ jobs:
           HCKIND: ${{ matrix.compilerKind }}
           HCNAME: ${{ matrix.compiler }}
           HCVER: ${{ matrix.compilerVersion }}
+      - name: Install GHC (GHCup prerelease)
+        if: matrix.setup-method == 'ghcup-prerelease'
+        run: |
+          "$HOME/.ghcup/bin/ghcup" config add-release-channel prereleases
+          "$HOME/.ghcup/bin/ghcup" install ghc "$HCVER" || (cat "$HOME"/.ghcup/logs/*.* && false)
+          HC=$("$HOME/.ghcup/bin/ghcup" whereis ghc "$HCVER")
+          HCPKG=$(echo "$HC" | sed 's#ghc$#ghc-pkg#')
+          HADDOCK=$(echo "$HC" | sed 's#ghc$#haddock#')
+          echo "HC=$HC" >> "$GITHUB_ENV"
+          echo "HCPKG=$HCPKG" >> "$GITHUB_ENV"
+          echo "HADDOCK=$HADDOCK" >> "$GITHUB_ENV"
+        env:
+          HCKIND: ${{ matrix.compilerKind }}
+          HCNAME: ${{ matrix.compiler }}
+          HCVER: ${{ matrix.compilerVersion }}
       - name: Set PATH and environment variables
         run: |
           echo "$HOME/.cabal/bin" >> $GITHUB_PATH
@@ -136,7 +156,7 @@ jobs:
           echo "HCNUMVER=$HCNUMVER" >> "$GITHUB_ENV"
           echo "ARG_TESTS=--enable-tests" >> "$GITHUB_ENV"
           echo "ARG_BENCH=--enable-benchmarks" >> "$GITHUB_ENV"
-          echo "HEADHACKAGE=false" >> "$GITHUB_ENV"
+          if [ $((HCNUMVER >= 91400)) -ne 0 ] ; then echo "HEADHACKAGE=true" >> "$GITHUB_ENV" ; else echo "HEADHACKAGE=false" >> "$GITHUB_ENV" ; fi
           echo "ARG_COMPILER=--$HCKIND --with-compiler=$HC" >> "$GITHUB_ENV"
         env:
           HCKIND: ${{ matrix.compilerKind }}
@@ -164,6 +184,18 @@ jobs:
           repository hackage.haskell.org
             url: http://hackage.haskell.org/
           EOF
+          if $HEADHACKAGE; then
+          cat >> $CABAL_CONFIG <<EOF
+          repository head.hackage.ghc.haskell.org
+             url: https://ghc.gitlab.haskell.org/head.hackage/
+             secure: True
+             root-keys: 7541f32a4ccca4f97aea3b22f5e593ba2c0267546016b992dfadcd2fe944e55d
+                        26021a13b401500c8eb2761ca95c61f2d625bfef951b939a8124ed12ecf07329
+                        f76d08be13e9a61a377a85e2fb63f4c5435d40f8feb3e12eb05905edb8cdea89
+             key-threshold: 3
+          active-repositories: hackage.haskell.org, head.hackage.ghc.haskell.org:override
+          EOF
+          fi
           cat >> $CABAL_CONFIG <<EOF
           program-default-options
             ghc-options: $GHCJOBS +RTS -M3G -RTS
@@ -212,9 +244,16 @@ jobs:
           touch cabal.project.local
           echo "packages: ${PKGDIR_deepseq_generics}" >> cabal.project
           if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "package deepseq-generics" >> cabal.project ; fi
-          if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "    ghc-options: -Werror=missing-methods" >> cabal.project ; fi
+          if [ $((HCNUMVER >= 80200)) -ne 0 ] ; then echo "    ghc-options: -Werror=missing-methods -Werror=missing-fields" >> cabal.project ; fi
+          if [ $((HCNUMVER >= 90400)) -ne 0 ] ; then echo "package deepseq-generics" >> cabal.project ; fi
+          if [ $((HCNUMVER >= 90400)) -ne 0 ] ; then echo "    ghc-options: -Werror=unused-packages" >> cabal.project ; fi
+          if [ $((HCNUMVER >= 90000)) -ne 0 ] ; then echo "package deepseq-generics" >> cabal.project ; fi
+          if [ $((HCNUMVER >= 90000)) -ne 0 ] ; then echo "    ghc-options: -Werror=incomplete-patterns -Werror=incomplete-uni-patterns" >> cabal.project ; fi
           cat >> cabal.project <<EOF
           EOF
+          if $HEADHACKAGE; then
+          echo "allow-newer: $($HCPKG list --simple-output | sed -E 's/([a-zA-Z-]+)-[0-9.]+/*:\1,/g')" >> cabal.project
+          fi
           $HCPKG list --simple-output --names-only | perl -ne 'for (split /\s+/) { print "constraints: any.$_ installed\n" unless /^(deepseq-generics)$/; }' >> cabal.project.local
           cat cabal.project
           cat cabal.project.local

changelog.md

@@ -1,3 +1,8 @@
+## 0.2.0.1  August 2025
+
+ * Drop support for GHC 7
+ * Tested with GHC 8.0 - 9.14 alpha1
+
 ## 0.2.0.0  January 2016
 
  * Add support for GHC 8.0

deepseq-generics.cabal

@@ -1,6 +1,6 @@
+cabal-version:       1.18
 name:                deepseq-generics
-version:             0.2.0.0
-x-revision:          10
+version:             0.2.0.1
 
 synopsis:            GHC.Generics-based Control.DeepSeq.rnf implementation
 homepage:            https://github.com/haskell-hvr/deepseq-generics
@@ -12,9 +12,9 @@ maintainer:          https://github.com/haskell-hvr
 copyright:           2012, Herbert Valerio Riedel
 category:            Control
 build-type:          Simple
-cabal-version:       >=1.10
 
 tested-with:
+  GHC == 9.14.1
   GHC == 9.12.2
   GHC == 9.10.2
   GHC == 9.8.4
@@ -50,7 +50,7 @@ description:
     for writing code that's also compatible with older @deepseq@
     versions not yet providing "GHC.Generics"-support.
 
-extra-source-files: changelog.md
+extra-doc-files: changelog.md
 
 source-repository head
     type:     git
@@ -59,8 +59,7 @@ source-repository head
 library
     default-language:    Haskell2010
     exposed-modules:     Control.DeepSeq.Generics
-    build-depends:       base     >= 4.5     && < 5
-                       , ghc-prim >= 0.2     && < 1
+    build-depends:       base     >= 4.9     && < 5
                        , deepseq  >= 1.2.0.1 && < 1.6
     other-extensions:    BangPatterns, FlexibleContexts, TypeOperators
     ghc-options:         -Wall
@@ -70,14 +69,13 @@ test-suite deepseq-generics-tests
     type:                exitcode-stdio-1.0
     hs-source-dirs:      test
     main-is:             Suite.hs
-    other-extensions:    CPP, DeriveDataTypeable, DeriveGeneric, TupleSections
+    other-extensions:    CPP, DeriveGeneric, TupleSections
     ghc-options:         -Wall
 
     build-depends:
         base
       , deepseq
       , deepseq-generics
-      , ghc-prim
         -- end of packages with inherited version constraints
       , test-framework       >= 0.6.1 && < 0.9
       , test-framework-hunit >= 0.2.2 && < 0.9

test/Suite.hs

@@ -1,4 +1,4 @@
-{-# LANGUAGE CPP, TupleSections, DeriveDataTypeable, DeriveGeneric #-}
+{-# LANGUAGE CPP, TupleSections, DeriveGeneric #-}
 
 module Main (main) where
 
@@ -8,7 +8,6 @@ import Control.Exception
 import Control.Monad
 import Data.Bits
 import Data.IORef
-import Data.Typeable
 import Data.Word
 import GHC.Generics
 import System.IO.Unsafe (unsafePerformIO)
@@ -21,16 +20,6 @@ import Test.HUnit
 -- IUT
 import Control.DeepSeq.Generics
 
--- needed for GHC-7.4 compatibility
-#if !MIN_VERSION_base(4,6,0)
-atomicModifyIORef' :: IORef a -> (a -> (a,b)) -> IO b
-atomicModifyIORef' ref f = do
-    b <- atomicModifyIORef ref
-            (\x -> let (a, b) = f x
-                    in (a, a `seq` b))
-    b `seq` return b
-#endif
-
 ----------------------------------------------------------------------------
 -- simple hacky abstraction for testing forced evaluation via `rnf`-like functions
 
@@ -72,7 +61,7 @@ instance NFData SeqSet where
     {-# NOINLINE rnf #-}
 
 -- |Exception to be thrown for testing 'seq'/'rnf'
-data RnfEx = RnfEx deriving (Eq, Show, Typeable)
+data RnfEx = RnfEx deriving (Eq, Show)
 
 instance Exception RnfEx