From 98626f78ae797bb7bd550e40cfd525173c64f6d7 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sun, 7 Jun 2020 18:17:21 +0200
Subject: [PATCH] Unbreak the build

---
 llvm/include/llvm/Analysis/DomTreeUpdater.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/llvm/include/llvm/Analysis/DomTreeUpdater.h b/llvm/include/llvm/Analysis/DomTreeUpdater.h
index d0001ae..d09154d 100644
--- a/llvm/include/llvm/Analysis/DomTreeUpdater.h
+++ b/llvm/include/llvm/Analysis/DomTreeUpdater.h
@@ -23,6 +23,8 @@
 #include <vector>
 
 namespace llvm {
+class PostDominatorTree;
+
 class DomTreeUpdater {
 public:
   enum class UpdateStrategy : unsigned char { Eager = 0, Lazy = 1 };
-- 
2.7.4