Fix a compilation warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44691 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCRegisterInfo.cpp b/lib/Target/PowerPC/PPCRegisterInfo.cpp
index 634681cdb4ed1228ba1676a06d81811bc7777c97..f93c2ce9e0b06594634a901f564f41e1a7e8e6c4 100644 (file)
--- a/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -615,7 +615,7 @@ MachineInstr *PPCRegisterInfo::foldMemoryOperand(MachineInstr *MI,
 
 bool PPCRegisterInfo::canFoldMemoryOperand(MachineInstr *MI,
                                          SmallVectorImpl<unsigned> &Ops) const {
-  if (Ops.size() != 1) return NULL;
+  if (Ops.size() != 1) return false;
 
   // Make sure this is a reg-reg copy.  Note that we can't handle MCRF, because
   // it takes more than one instruction to store it.