Add more constantness in BlockFrequencyInfo.

llvm-svn: 136816

1 files changed, 2 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/MachineBlockFrequencyInfo.cpp b/llvm/lib/CodeGen/MachineBlockFrequencyInfo.cpp
index 4e08ebe6a94..b92cda96147 100644
--- a/llvm/lib/CodeGen/MachineBlockFrequencyInfo.cpp
+++ b/llvm/lib/CodeGen/MachineBlockFrequencyInfo.cpp
@@ -55,6 +55,7 @@ bool MachineBlockFrequencyInfo::runOnMachineFunction(MachineFunction &F) {
 /// that we should not rely on the value itself, but only on the comparison to
 /// the other block frequencies. We do this to avoid using of floating points.
 ///
-BlockFrequency MachineBlockFrequencyInfo::getBlockFreq(MachineBasicBlock *MBB) {
+BlockFrequency MachineBlockFrequencyInfo::
+getBlockFreq(MachineBasicBlock *MBB) const {
   return MBFI->getBlockFreq(MBB);
 }