From 81c8d158a86631cd6de7b73889730ed375dfb463 Mon Sep 17 00:00:00 2001
From: Guillaume Bouchard <guillaum.bouchard@gmail.com>
Date: Mon, 31 May 2021 00:26:03 +0200
Subject: [PATCH] ghc: add missing meta data

`haskellCompilerName` in cabal2nix and hence ghc 8.10.2 and 8.6.5
"-binary" were not working correctly in this context.
---
 pkgs/development/compilers/ghc/8.10.2-binary.nix | 3 +++
 pkgs/development/compilers/ghc/8.6.5-binary.nix  | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/pkgs/development/compilers/ghc/8.10.2-binary.nix b/pkgs/development/compilers/ghc/8.10.2-binary.nix
index 13eba00fae6b..ad1a47e5cc9f 100644
--- a/pkgs/development/compilers/ghc/8.10.2-binary.nix
+++ b/pkgs/development/compilers/ghc/8.10.2-binary.nix
@@ -212,6 +212,9 @@ stdenv.mkDerivation rec {
   passthru = {
     targetPrefix = "";
     enableShared = true;
+
+    # Our Cabal compiler name
+    haskellCompilerName = "ghc-${version}";
   };
 
   meta = rec {
diff --git a/pkgs/development/compilers/ghc/8.6.5-binary.nix b/pkgs/development/compilers/ghc/8.6.5-binary.nix
index 092511ba6d78..8a0994b8b6a5 100644
--- a/pkgs/development/compilers/ghc/8.6.5-binary.nix
+++ b/pkgs/development/compilers/ghc/8.6.5-binary.nix
@@ -171,6 +171,9 @@ stdenv.mkDerivation rec {
   passthru = {
     targetPrefix = "";
     enableShared = true;
+
+    # Our Cabal compiler name
+    haskellCompilerName = "ghc-${version}";
   };
 
   meta = rec {