[llvm] Use range-based for loops with User::operands (NFC)

diff --git a/llvm/lib/Analysis/IVDescriptors.cpp b/llvm/lib/Analysis/IVDescriptors.cpp
index 287e601..4546e3f 100644 (file)
--- a/llvm/lib/Analysis/IVDescriptors.cpp
+++ b/llvm/lib/Analysis/IVDescriptors.cpp
@@ -43,8 +43,8 @@ using namespace llvm::PatternMatch;
 
 bool RecurrenceDescriptor::areAllUsesIn(Instruction *I,
                                         SmallPtrSetImpl<Instruction *> &Set) {
-  for (User::op_iterator Use = I->op_begin(), E = I->op_end(); Use != E; ++Use)
-    if (!Set.count(dyn_cast<Instruction>(*Use)))
+  for (const Use &Use : I->operands())
+    if (!Set.count(dyn_cast<Instruction>(Use)))
       return false;
   return true;
 }

diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp
index d8f786e..366d068 100644 (file)
--- a/llvm/lib/CodeGen/MachineFunction.cpp
+++ b/llvm/lib/CodeGen/MachineFunction.cpp
@@ -746,9 +746,8 @@ MCSymbol *MachineFunction::addLandingPad(MachineBasicBlock *LandingPad) {
         // Add filters in a list.
         auto *CVal = cast<Constant>(Val);
         SmallVector<const GlobalValue *, 4> FilterList;
-        for (User::op_iterator II = CVal->op_begin(), IE = CVal->op_end();
-             II != IE; ++II)
-          FilterList.push_back(cast<GlobalValue>((*II)->stripPointerCasts()));
+        for (const Use &U : CVal->operands())
+          FilterList.push_back(cast<GlobalValue>(U->stripPointerCasts()));
 
         addFilterTypeInfo(LandingPad, FilterList);
       }

diff --git a/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp b/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
index 0d1062e..1a69bcc 100644 (file)
--- a/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
+++ b/llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
@@ -177,9 +177,8 @@ doPromotion(Function *F, SmallPtrSetImpl<Argument *> &ArgsToPromote,
         // Since loads will only have a single operand, and GEPs only a single
         // non-index operand, this will record direct loads without any indices,
         // and gep+loads with the GEP indices.
-        for (User::op_iterator II = UI->op_begin() + 1, IE = UI->op_end();
-             II != IE; ++II)
-          Indices.push_back(cast<ConstantInt>(*II)->getSExtValue());
+        for (const Use &I : llvm::drop_begin(UI->operands()))
+          Indices.push_back(cast<ConstantInt>(I)->getSExtValue());
         // GEPs with a single 0 index can be merged with direct loads
         if (Indices.size() == 1 && Indices.front() == 0)
           Indices.clear();