haskell.compiler: Apply patches to fix PPC64 ELFv2 support (#462247)

pkgs/development/compilers/ghc/common-hadrian.nix

@@ -246,6 +246,29 @@
           hash = "sha256-L3FQvcm9QB59BOiR2g5/HACAufIG08HiT53EIOjj64g=";
         })
       ]
+      ++ lib.optionals (lib.versionOlder version "9.12.1") [
+        (fetchpatch {
+          name = "ghc-ppc-support-elf-v2-on-powerpc64-big-endian.patch";
+          url = "https://gitlab.haskell.org/ghc/ghc/-/commit/ead75532c9dc915bfa9ebaef0ef5d148e793cc0a.patch";
+          # ghc-platform was split out of ghc-boot in ddcdd88c2c95445a87ee028f215d1e876939a4d9
+          postFetch = lib.optionalString (lib.versionOlder version "9.10.1") ''
+            substituteInPlace $out \
+              --replace-fail 'libraries/ghc-platform/src/GHC' 'libraries/ghc-boot/GHC'
+          '';
+          hash =
+            if lib.versionOlder version "9.10.1" then
+              "sha256-5SVSW1aYoItqHli5QjnudH4zGporYNLDeEo4gZksBZw="
+            else
+              "sha256-vtjT+TL/7sYPu4rcVV3xCqJQ+uqkyBbf9l0KIi97j/0=";
+        })
+      ]
+      ++ lib.optionals (lib.versionOlder version "9.14.1") [
+        (fetchpatch {
+          name = "ghc-rts-Fix-compile-on-powerpc64-elf-v1.patch";
+          url = "https://gitlab.haskell.org/ghc/ghc/-/commit/05e5785a3157c71e327a8e9bdc80fa7082918739.patch";
+          hash = "sha256-xP5v3cKhXeTRSFvRiKEn9hPxGXgVgykjTILKjh/pdDU=";
+        })
+      ]
       # Fix build with gcc15
       # https://gitlab.haskell.org/ghc/ghc/-/issues/25662
       # https://gitlab.haskell.org/ghc/ghc/-/merge_requests/13863