Fixed some dependencies in RegAllocPBQP.h . Thanks to Borja Ferrer for pointing out...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121292 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/CodeGen/RegAllocPBQP.h b/include/llvm/CodeGen/RegAllocPBQP.h
index 008a7b3..7e8745e 100644 (file)
--- a/include/llvm/CodeGen/RegAllocPBQP.h
+++ b/include/llvm/CodeGen/RegAllocPBQP.h
@@ -22,10 +22,11 @@
 #include "llvm/CodeGen/PBQP/Solution.h"
 
 #include <map>
+#include <set>
 
 namespace llvm {
 
-  class LiveInterval;
+  class LiveIntervals;
   class MachineFunction;
   class MachineLoopInfo;