;pkg: stack: start ghc 9.12 stack.yaml

stack9.12.yaml

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+# draft stack build plan using GHC 9.12.1
+# https://gitlab.haskell.org/ghc/ghc/-/wikis/migration/9.12
+# https://downloads.haskell.org/ghc/9.12.1/docs/users_guide/9.12.1-notes.html
+
+resolver: nightly-2024-12-19
+compiler: ghc-9.12.1
+notify-if-ghc-untested: false
+notify-if-cabal-untested: false
+
+packages:
+- hledger-lib
+# - hledger
+# - hledger-ui
+# - hledger-web
+
+# To minimise problems, use the versions shipped with GHC 9.10.1 when possible.
+# See https://github.com/haskell/unix/issues/329.
+extra-deps:
+# - base-compat-0.14.0
+
+# # for hledger-lib
+# - Cabal-3.12.0.0
+# - Cabal-syntax-3.12.0.0
+# #- directory-1.3.8.3
+# #- filepath-1.5.2.0
+# - directory-1.3.9.0
+# - filepath-1.4.301.0
+# - ghc-boot-9.10.1@rev:1
+# - process-1.6.19.0
+# - time-1.12.2
+# - unix-2.8.5.1
+# # for windows
+# - Win32-2.14.0.0
+
+# # for hledger
+# - haskeline-0.8.2.1
+# # to silence a warning
+# - wizards-1.0.3@rev:3
+
+nix:
+  pure: false
+  packages: [perl gmp ncurses zlib]
+
+# ghc-options:
+#   "$locals": -Wno-x-partial
+#   "$locals": -fplugin Debug.Breakpoint
+
+# # for precise profiling, per https://www.tweag.io/posts/2020-01-30-haskell-profiling.html:
+# # apply-ghc-options: everything
+# # rebuild-ghc-options: true
+# # stack build --profile --ghc-options="-fno-prof-auto"
+
+# # tell GHC to write hie files, eg for weeder. Rumoured to be slow.
+# # ghc-options:
+# #   "$locals": -fwrite-ide-info
+
+# # ghc-options:
+# #   "$locals": -ddump-timings
+# #  "$targets": -Werror
+# #  "$everything": -O2
+# #  some-package: -DSOME_CPP_FLAG