[C++] Use 'nullptr'. Transforms edition.

[oota-llvm.git] / lib / Transforms / Scalar / LICM.cpp

diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp
index 6e29e3545f5c4710c4f250215472f2f6f1490701..4b7303c4ef1f409845997f63fbbee47af97276a5 100644 (file)
--- a/lib/Transforms/Scalar/LICM.cpp
+++ b/lib/Transforms/Scalar/LICM.cpp
@@ -224,7 +224,7 @@ bool LICM::runOnLoop(Loop *L, LPPassManager &LPM) {
   DT = &getAnalysis<DominatorTreeWrapperPass>().getDomTree();
 
   DataLayoutPass *DLP = getAnalysisIfAvailable<DataLayoutPass>();
-  DL = DLP ? &DLP->getDataLayout() : 0;
+  DL = DLP ? &DLP->getDataLayout() : nullptr;
   TLI = &getAnalysis<TargetLibraryInfo>();
 
   assert(L->isLCSSAForm(*DT) && "Loop is not in LCSSA form.");
@@ -316,8 +316,8 @@ bool LICM::runOnLoop(Loop *L, LPPassManager &LPM) {
          "Parent loop not left in LCSSA form after LICM!");
 
   // Clear out loops state information for the next iteration
-  CurLoop = 0;
-  Preheader = 0;
+  CurLoop = nullptr;
+  Preheader = nullptr;
 
   // If this loop is nested inside of another one, save the alias information
   // for when we process the outer loop.
@@ -775,7 +775,7 @@ void LICM::PromoteAliasSet(AliasSet &AS,
   // We start with an alignment of one and try to find instructions that allow
   // us to prove better alignment.
   unsigned Alignment = 1;
-  MDNode *TBAATag = 0;
+  MDNode *TBAATag = nullptr;
 
   // Check that all of the pointers in the alias set have the same type.  We
   // cannot (yet) promote a memory location that is loaded and stored in