From 69309cf95f2b648e3252440dd4a4fee6f8b22e38 Mon Sep 17 00:00:00 2001
From: Judah Jacobson <judah@users.noreply.github.com>
Date: Sat, 31 Aug 2019 18:56:49 -0700
Subject: [PATCH] Add ghc-source-gen.

---
 build-constraints.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/build-constraints.yaml b/build-constraints.yaml
index 39a9e668..41bc19b1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3398,6 +3398,7 @@ packages:
         - pier-core < 0
         - pier < 0
         - haskeline
+        - ghc-source-gen
 
     "Christof Schramm <christof.schramm@campus.lmu.de>":
         - mnist-idx