From: Matt Beaumont-Gay <matthewbg@google.com>
Date: Tue, 9 Nov 2010 19:56:25 +0000 (+0000)
Subject: Add a trivial virtual dtor to AbstractRegisterDescription to appease
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=e33daaaaf9d67f30b141430bffc34bbda93063d1;p=oota-llvm.git

Add a trivial virtual dtor to AbstractRegisterDescription to appease
-Wnon-virtual-dtor.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118616 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/LiveIntervalUnion.h b/lib/CodeGen/LiveIntervalUnion.h
index f0bce470875..cb07653368a 100644
--- a/lib/CodeGen/LiveIntervalUnion.h
+++ b/lib/CodeGen/LiveIntervalUnion.h
@@ -66,6 +66,17 @@ inline bool overlap(const LiveRange &lvrSeg, const LiveSegment &liuSeg) {
   return lvrSeg.start < liuSeg.end && liuSeg.start < lvrSeg.end;
 }
 
+template <> struct isPodLike<LiveSegment> { static const bool value = true; };
+
+raw_ostream& operator<<(raw_ostream& os, const LiveSegment &ls);
+
+/// Abstraction to provide info for the representative register.
+class AbstractRegisterDescription {
+public:
+  virtual const char *getName(unsigned reg) const = 0;
+  virtual ~AbstractRegisterDescription() { }
+};
+  
 /// Union of live intervals that are strong candidates for coalescing into a
 /// single register (either physical or virtual depending on the context).  We
 /// expect the constituent live intervals to be disjoint, although we may