1 files changed, 16 insertions, 0 deletions
diff --git a/compiler/main/ErrUtils.lhs-boot b/compiler/main/ErrUtils.lhs-boot
new file mode 100644
index 0000000000..77d6cfdb4a
--- /dev/null
+++ b/compiler/main/ErrUtils.lhs-boot
@@ -0,0 +1,16 @@
+\begin{code}
+module ErrUtils where
+
+import Outputable (SDoc)
+import SrcLoc (SrcSpan)
+
+data Severity
+  = SevInfo
+  | SevWarning
+  | SevError
+  | SevFatal
+
+type Message = SDoc
+
+mkLocMessage :: SrcSpan -> Message -> Message
+\end{code}