[C++11] Add range based accessors for the Use-Def chain of a Value.

[oota-llvm.git] / lib / Analysis / IVUsers.cpp

diff --git a/lib/Analysis/IVUsers.cpp b/lib/Analysis/IVUsers.cpp
index 9f77c95aad21725608fee832696ff8e66700d63f..7eade544578d5be0cbb2d94054ac59e2d2035a6a 100644 (file)
--- a/lib/Analysis/IVUsers.cpp
+++ b/lib/Analysis/IVUsers.cpp
@@ -142,9 +142,8 @@ bool IVUsers::AddUsersImpl(Instruction *I,
     return false;
 
   SmallPtrSet<Instruction *, 4> UniqueUsers;
-  for (Value::use_iterator UI = I->use_begin(), E = I->use_end();
-       UI != E; ++UI) {
-    Instruction *User = cast<Instruction>(*UI);
+  for (Use &U : I->uses()) {
+    Instruction *User = cast<Instruction>(U.getUser());
     if (!UniqueUsers.insert(User))
       continue;
 
@@ -157,7 +156,7 @@ bool IVUsers::AddUsersImpl(Instruction *I,
     BasicBlock *UseBB = User->getParent();
     // A phi's use is live out of its predecessor block.
     if (PHINode *PHI = dyn_cast<PHINode>(User)) {
-      unsigned OperandNo = UI.getOperandNo();
+      unsigned OperandNo = U.getOperandNo();
       unsigned ValNo = PHINode::getIncomingValueNumForOperand(OperandNo);
       UseBB = PHI->getIncomingBlock(ValNo);
     }