[llvm] r272458 - Use const_cast to cast away constness. This silences a warning.

[Chandler Carruth via llvm-commits]

Author: chandlerc
Date: Sat Jun 11 03:01:57 2016
New Revision: 272458

URL: http://llvm.org/viewvc/llvm-project?rev=272458&view=rev
Log:
Use const_cast to cast away constness. This silences a warning.

Modified:
    llvm/trunk/lib/CodeGen/RegUsageInfoCollector.cpp

Modified: llvm/trunk/lib/CodeGen/RegUsageInfoCollector.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/RegUsageInfoCollector.cpp?rev=272458&r1=272457&r2=272458&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/RegUsageInfoCollector.cpp (original)
+++ llvm/trunk/lib/CodeGen/RegUsageInfoCollector.cpp Sat Jun 11 03:01:57 2016
@@ -87,7 +87,7 @@ void RegUsageInfoCollector::getAnalysisU
 bool RegUsageInfoCollector::runOnMachineFunction(MachineFunction &MF) {
   MachineRegisterInfo *MRI = &MF.getRegInfo();
   TargetRegisterInfo *TRI =
-      (TargetRegisterInfo *)MF.getSubtarget().getRegisterInfo();
+      const_cast<TargetRegisterInfo *>(MF.getSubtarget().getRegisterInfo());
   const TargetMachine &TM = MF.getTarget();
 
   DEBUG(dbgs() << " -------------------- " << getPassName()