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{ pkgs, haskellLib }:
with haskellLib;
let
inherit (pkgs.stdenv.hostPlatform) isDarwin;
in
self: super: {
llvmPackages = pkgs.lib.dontRecurseIntoAttrs self.ghc.llvmPackages;
# Disable GHC 9.2.x core libraries.
array = null;
base = null;
binary = null;
bytestring = null;
Cabal = null;
containers = null;
deepseq = null;
directory = null;
exceptions = null;
filepath = null;
ghc-bignum = null;
ghc-boot = null;
ghc-boot-th = null;
ghc-compact = null;
ghc-heap = null;
ghc-prim = null;
ghci = null;
haskeline = null;
hpc = null;
integer-gmp = null;
libiserv = null;
mtl = null;
parsec = null;
pretty = null;
process = null;
rts = null;
stm = null;
template-haskell = null;
# GHC only builds terminfo if it is a native compiler
terminfo = if pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform then null else self.terminfo_0_4_1_6;
text = null;
time = null;
transformers = null;
unix = null;
# GHC only bundles the xhtml library if haddock is enabled, check if this is
# still the case when updating: https://gitlab.haskell.org/ghc/ghc/-/blob/0198841877f6f04269d6050892b98b5c3807ce4c/ghc.mk#L463
xhtml = if self.ghc.hasHaddock or true then null else self.xhtml_3000_3_0_0;
# Need the Cabal-syntax-3.6.0.0 fake package for Cabal < 3.8 to allow callPackage and the constraint solver to work
Cabal-syntax = self.Cabal-syntax_3_6_0_0;
# These core package only exist for GHC >= 9.4. The best we can do is feign
# their existence to callPackages, but their is no shim for lower GHC versions.
system-cxx-std-lib = null;
# weeder >= 2.5 requires GHC 9.4
weeder = doDistribute self.weeder_2_4_1;
weeder_2_4_1 = super.weeder_2_4_1.override {
# weeder < 2.6 only supports algebraic-graphs < 0.7
# We no longer have matching test deps for algebraic-graphs 0.6.1 in the set
algebraic-graphs = dontCheck self.algebraic-graphs_0_6_1;
};
ormolu = self.ormolu_0_5_2_0.override {
Cabal-syntax = self.Cabal-syntax_3_8_1_0;
};
fourmolu = self.fourmolu_0_10_1_0.override {
Cabal-syntax = self.Cabal-syntax_3_8_1_0;
};
# For GHC < 9.4, some packages need data-array-byte as an extra dependency
hashable = addBuildDepends [ self.data-array-byte ] super.hashable;
primitive = addBuildDepends [ self.data-array-byte ] super.primitive;
# Jailbreaks & Version Updates
hashable-time = doJailbreak super.hashable-time;
# Depends on utf8-light which isn't maintained / doesn't support base >= 4.16
# https://github.com/haskell-infra/hackage-trustees/issues/347
# https://mail.haskell.org/pipermail/haskell-cafe/2022-October/135613.html
language-javascript_0_7_0_0 = dontCheck super.language-javascript_0_7_0_0;
# Apply patches from head.hackage.
language-haskell-extract = appendPatch (pkgs.fetchpatch {
url = "https://gitlab.haskell.org/ghc/head.hackage/-/raw/dfd024c9a336c752288ec35879017a43bd7e85a0/patches/language-haskell-extract-0.2.4.patch";
sha256 = "0w4y3v69nd3yafpml4gr23l94bdhbmx8xky48a59lckmz5x9fgxv";
}) (doJailbreak super.language-haskell-extract);
# Tests depend on `parseTime` which is no longer available
hourglass = dontCheck super.hourglass;
# Needs to match ghc version
ghc-tags = doDistribute self.ghc-tags_1_5;
# For "ghc-lib" flag see https://github.com/haskell/haskell-language-server/issues/3185#issuecomment-1250264515
hlint = enableCabalFlag "ghc-lib" super.hlint;
# 0.2.2.3 requires Cabal >= 3.8
shake-cabal = doDistribute self.shake-cabal_0_2_2_2;
# https://github.com/sjakobi/bsb-http-chunked/issues/38
bsb-http-chunked = dontCheck super.bsb-http-chunked;
# https://github.com/NixOS/cabal2nix/issues/554
# https://github.com/clash-lang/clash-compiler/blob/f0f6275e19b8c672f042026c478484c5fd45191d/README.md#ghc-compatibility
clash-prelude = dontDistribute (markBroken super.clash-prelude);
# 2022-08-01: Tests are broken on ghc 9.2.4: https://github.com/wz1000/HieDb/issues/46
hiedb = dontCheck super.hiedb;
# Too strict upper bound on bytestring, relevant for GHC 9.2.6 specifically
# https://github.com/protolude/protolude/issues/127#issuecomment-1428807874
protolude = doJailbreak super.protolude;
# https://github.com/fpco/inline-c/pull/131
inline-c-cpp =
(if isDarwin then appendConfigureFlags ["--ghc-option=-fcompact-unwind"] else x: x)
super.inline-c-cpp;
# A given major version of ghc-exactprint only supports one version of GHC.
ghc-exactprint = super.ghc-exactprint_1_5_0;
# Requires GHC < 9.4
ghc-source-gen = doDistribute (unmarkBroken super.ghc-source-gen);
}
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