Add getUnrollingPreferences to TTI

[oota-llvm.git] / include / llvm / Analysis / BlockFrequencyImpl.h

diff --git a/include/llvm/Analysis/BlockFrequencyImpl.h b/include/llvm/Analysis/BlockFrequencyImpl.h
index ae3eccf8d7c16424d21dc7b6ea84fae4c037a546..817a44188b894a11005c431e637075f664819748 100644 (file)
--- a/include/llvm/Analysis/BlockFrequencyImpl.h
+++ b/include/llvm/Analysis/BlockFrequencyImpl.h
@@ -1,4 +1,4 @@
-//===---- BlockFrequencyImpl.h - Machine Block Frequency Implementation ---===//
+//===-- BlockFrequencyImpl.h - Block Frequency Implementation --*- C++ -*--===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -118,7 +118,7 @@ class BlockFrequencyImpl {
 
   /// isBackedge - Return if edge Src -> Dst is a reachable backedge.
   ///
-  bool isBackedge(BlockT *Src, BlockT *Dst) {
+  bool isBackedge(BlockT *Src, BlockT *Dst) const {
     unsigned a = RPO.lookup(Src);
     if (!a)
       return false;