Remove unused forward declaration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168660 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/LiveIntervalUnion.h b/lib/CodeGen/LiveIntervalUnion.h
index 4d2c4cb3addf8cb3d5a49b88c64de057fa0e9573..6a61614df42b431fda65fc3ad63c16f5ca2fe06b 100644 (file)
--- a/lib/CodeGen/LiveIntervalUnion.h
+++ b/lib/CodeGen/LiveIntervalUnion.h
@@ -22,7 +22,6 @@
 
 namespace llvm {
 
-class MachineLoopRange;
 class TargetRegisterInfo;
 
 #ifndef NDEBUG