Merge pull request #94884 from ggreif/haskell-updates

Disable profiling builds for AArch64

pkgs/development/compilers/ghc/head.nix

@@ -28,6 +28,9 @@
 , # If enabled, use -fPIC when compiling static libs.
   enableRelocatedStaticLibs ? stdenv.targetPlatform != stdenv.hostPlatform
 
+  # aarch64 outputs otherwise exceed 2GB limit
+, enableProfiledLibs ? !stdenv.targetPlatform.isAarch64
+
 , # Whether to build dynamic libs for the standard library (on the target
   # platform). Static libs are always built.
   enableShared ? !stdenv.targetPlatform.isWindows && !stdenv.targetPlatform.useiOSPrebuilt
@@ -71,6 +74,8 @@ let
     HADDOCK_DOCS = NO
     BUILD_SPHINX_HTML = NO
     BUILD_SPHINX_PDF = NO
+  '' + stdenv.lib.optionalString (!enableProfiledLibs) ''
+    GhcLibWays = "v dyn"
   '' + stdenv.lib.optionalString enableRelocatedStaticLibs ''
     GhcLibHcOpts += -fPIC
     GhcRtsHcOpts += -fPIC