4 files changed, 7 insertions, 0 deletions
diff --git a/compiler/utils/Fingerprint.hs b/compiler/utils/Fingerprint.hs
index 0d4499079f..21f6a93c77 100644
--- a/compiler/utils/Fingerprint.hs
+++ b/compiler/utils/Fingerprint.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE CPP #-}
+{-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
 
 -- ----------------------------------------------------------------------------
 --
diff --git a/compiler/utils/GraphColor.hs b/compiler/utils/GraphColor.hs
index 82ec522357..9ab2ad22af 100644
--- a/compiler/utils/GraphColor.hs
+++ b/compiler/utils/GraphColor.hs
@@ -3,6 +3,8 @@
 --      the node keys, nodes and colors.
 --
 
+{-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
+
 module GraphColor (
         module GraphBase,
         module GraphOps,
diff --git a/compiler/utils/GraphOps.hs b/compiler/utils/GraphOps.hs
index cc8668ea45..c7161f0e32 100644
--- a/compiler/utils/GraphOps.hs
+++ b/compiler/utils/GraphOps.hs
@@ -1,6 +1,8 @@
 -- | Basic operations on graphs.
 --
 
+{-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
+
 module GraphOps (
         addNode,        delNode,        getNode,       lookupNode,     modNode,
         size,
diff --git a/compiler/utils/Util.hs b/compiler/utils/Util.hs
index 1837b13e97..a8eb5ea471 100644
--- a/compiler/utils/Util.hs
+++ b/compiler/utils/Util.hs
@@ -6,6 +6,8 @@
 {-# LANGUAGE BangPatterns #-}
 {-# LANGUAGE TupleSections #-}
 
+{-# OPTIONS_GHC -Wno-incomplete-uni-patterns #-}
+
 -- | Highly random utility functions
 --
 module Util (