[C++11] More 'nullptr' conversion or in some cases just using a boolean check instead...

[oota-llvm.git] / lib / IR / Instruction.cpp

diff --git a/lib/IR/Instruction.cpp b/lib/IR/Instruction.cpp
index d31a92e0317fb875c398539434e518d1032ce3a0..d2c47e7503a3016073b825c805b49525aeb624e7 100644 (file)
--- a/lib/IR/Instruction.cpp
+++ b/lib/IR/Instruction.cpp
@@ -23,7 +23,7 @@ using namespace llvm;
 
 Instruction::Instruction(Type *ty, unsigned it, Use *Ops, unsigned NumOps,
                          Instruction *InsertBefore)
-  : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
+  : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(nullptr) {
   // Make sure that we get added to a basicblock
   LeakDetector::addGarbageObject(this);
 
@@ -41,7 +41,7 @@ const DataLayout *Instruction::getDataLayout() const {
 
 Instruction::Instruction(Type *ty, unsigned it, Use *Ops, unsigned NumOps,
                          BasicBlock *InsertAtEnd)
-  : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(0) {
+  : User(ty, Value::InstructionVal + it, Ops, NumOps), Parent(nullptr) {
   // Make sure that we get added to a basicblock
   LeakDetector::addGarbageObject(this);
 
@@ -410,7 +410,7 @@ bool Instruction::isUsedOutsideOfBlock(const BasicBlock *BB) const {
     // instructions, just check to see whether the parent of the use matches up.
     const Instruction *I = cast<Instruction>(U.getUser());
     const PHINode *PN = dyn_cast<PHINode>(I);
-    if (PN == 0) {
+    if (!PN) {
       if (I->getParent() != BB)
         return true;
       continue;