From 0e756e65d5b1134e1364a731b583e233385ac7ae Mon Sep 17 00:00:00 2001
From: sternenseemann <sternenseemann@systemli.org>
Date: Tue, 16 Jan 2024 21:40:36 +0100
Subject: haskell.compiler.ghc96: 9.6.3 -> 9.6.4

https://www.haskell.org/ghc/blog/20240109-ghc-9.6.4-released.html

Co-authored-by: Ben Gamari <ben@smart-cactus.org>
---
 pkgs/development/compilers/ghc/9.6.4.nix           |  4 ++++
 .../haskell-modules/configuration-ghc-9.6.x.nix    |  4 +++-
 pkgs/top-level/haskell-packages.nix                | 28 ++++++++++++++++++++--
 pkgs/top-level/release-haskell.nix                 |  1 +
 4 files changed, 34 insertions(+), 3 deletions(-)
 create mode 100644 pkgs/development/compilers/ghc/9.6.4.nix

diff --git a/pkgs/development/compilers/ghc/9.6.4.nix b/pkgs/development/compilers/ghc/9.6.4.nix
new file mode 100644
index 000000000000..40a2261180e2
--- /dev/null
+++ b/pkgs/development/compilers/ghc/9.6.4.nix
@@ -0,0 +1,4 @@
+import ./common-hadrian.nix {
+  version = "9.6.4";
+  sha256 = "10bf25b8b07174fdd9868b5c0c56c17c0ef1edcb6247b4b864be933651bfd4c0";
+}
diff --git a/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix b/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
index 63029222cde4..3dcf3cf81949 100644
--- a/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
+++ b/pkgs/development/haskell-modules/configuration-ghc-9.6.x.nix
@@ -256,7 +256,9 @@ self: super: {
       sha256 = "sha256-b7u9GiIAd2xpOrM0MfILHNb6Nt7070lNRIadn2l3DfQ=";
     })];
   }) super.ConfigFile;
-
+}
+# super.ghc is required to break infinite recursion as Nix is strict in the attrNames
+// lib.optionalAttrs (pkgs.stdenv.hostPlatform.isAarch64 && lib.versionOlder super.ghc.version "9.6.4") {
   # The NCG backend for aarch64 generates invalid jumps in some situations,
   # the workaround on 9.6 is to revert to the LLVM backend (which is used
   # for these sorts of situations even on 9.2 and 9.4).
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 7bf0431130fb..9d27972bdf98 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -24,6 +24,7 @@ let
     "ghc948"
     "ghc96"
     "ghc963"
+    "ghc964"
     "ghc98"
     "ghc981"
     "ghcHEAD"
@@ -278,7 +279,25 @@ in {
       buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_15;
       llvmPackages = pkgs.llvmPackages_15;
     };
-    ghc96 = compiler.ghc963;
+    ghc964 = callPackage ../development/compilers/ghc/9.6.4.nix {
+      bootPkgs =
+        # For GHC 9.2 no armv7l bindists are available.
+        if stdenv.hostPlatform.isAarch32 then
+          packages.ghc928
+        else if stdenv.hostPlatform.isPower64 && stdenv.hostPlatform.isLittleEndian then
+          packages.ghc928
+        else
+          packages.ghc924Binary;
+      inherit (buildPackages.python3Packages) sphinx;
+      # Need to use apple's patched xattr until
+      # https://github.com/xattr/xattr/issues/44 and
+      # https://github.com/xattr/xattr/issues/55 are solved.
+      inherit (buildPackages.darwin) xattr autoSignDarwinBinariesHook;
+      # Support range >= 11 && < 16
+      buildTargetLlvmPackages = pkgsBuildTarget.llvmPackages_15;
+      llvmPackages = pkgs.llvmPackages_15;
+    };
+    ghc96 = compiler.ghc964;
     ghc981 = callPackage ../development/compilers/ghc/9.8.1.nix {
       # No bindist packaged for 9.4.* yet
       bootPkgs = packages.ghc947;
@@ -421,7 +440,12 @@ in {
       ghc = bh.compiler.ghc963;
       compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-9.6.x.nix { };
     };
-    ghc96 = packages.ghc963;
+    ghc964 = callPackage ../development/haskell-modules {
+      buildHaskellPackages = bh.packages.ghc964;
+      ghc = bh.compiler.ghc964;
+      compilerConfig = callPackage ../development/haskell-modules/configuration-ghc-9.6.x.nix { };
+    };
+    ghc96 = packages.ghc964;
     ghc981 = callPackage ../development/haskell-modules {
       buildHaskellPackages = bh.packages.ghc981;
       ghc = bh.compiler.ghc981;
diff --git a/pkgs/top-level/release-haskell.nix b/pkgs/top-level/release-haskell.nix
index afaa94a23a32..18b0a19a7e46 100644
--- a/pkgs/top-level/release-haskell.nix
+++ b/pkgs/top-level/release-haskell.nix
@@ -71,6 +71,7 @@ let
     ghc947
     ghc948
     ghc963
+    ghc964
     ghc981
   ];
 
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