1 files changed, 9 insertions, 11 deletions

diff --git a/utils/TableGen/CodeGenSchedule.cpp b/utils/TableGen/CodeGenSchedule.cpp
index a07524d..79d60ac 100644
--- a/utils/TableGen/CodeGenSchedule.cpp
+++ b/utils/TableGen/CodeGenSchedule.cpp
@@ -12,8 +12,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#define DEBUG_TYPE "subtarget-emitter"
-
 #include "CodeGenSchedule.h"
 #include "CodeGenTarget.h"
 #include "llvm/ADT/STLExtras.h"
@@ -23,6 +21,8 @@
 
 using namespace llvm;
 
+#define DEBUG_TYPE "subtarget-emitter"
+
 #ifndef NDEBUG
 static void dumpIdxVec(const IdxVec &V) {
   for (unsigned i = 0, e = V.size(); i < e; ++i) {
@@ -59,7 +59,7 @@ struct InstRegexOp : public SetTheory::Operator {
 
   void apply(SetTheory &ST, DagInit *Expr, SetTheory::RecSet &Elts,
              ArrayRef<SMLoc> Loc) override {
-    SmallVector<Regex*, 4> RegexList;
+    SmallVector<Regex, 4> RegexList;
     for (DagInit::const_arg_iterator
            AI = Expr->arg_begin(), AE = Expr->arg_end(); AI != AE; ++AI) {
       StringInit *SI = dyn_cast<StringInit>(*AI);
@@ -72,17 +72,15 @@ struct InstRegexOp : public SetTheory::Operator {
         pat.insert(0, "^(");
         pat.insert(pat.end(), ')');
       }
-      RegexList.push_back(new Regex(pat));
+      RegexList.push_back(Regex(pat));
     }
     for (CodeGenTarget::inst_iterator I = Target.inst_begin(),
            E = Target.inst_end(); I != E; ++I) {
-      for (SmallVectorImpl<Regex*>::iterator
-             RI = RegexList.begin(), RE = RegexList.end(); RI != RE; ++RI) {
-        if ((*RI)->match((*I)->TheDef->getName()))
+      for (auto &R : RegexList) {
+        if (R.match((*I)->TheDef->getName()))
           Elts.insert((*I)->TheDef);
       }
     }
-    DeleteContainerPointers(RegexList);
   }
 };
 } // end anonymous namespace
@@ -429,7 +427,7 @@ void CodeGenSchedModels::expandRWSeqForProc(
   const CodeGenProcModel &ProcModel) const {
 
   const CodeGenSchedRW &SchedWrite = getSchedRW(RWIdx, IsRead);
-  Record *AliasDef = 0;
+  Record *AliasDef = nullptr;
   for (RecIter AI = SchedWrite.Aliases.begin(), AE = SchedWrite.Aliases.end();
        AI != AE; ++AI) {
     const CodeGenSchedRW &AliasRW = getSchedRW((*AI)->getValueAsDef("AliasRW"));
@@ -1315,7 +1313,7 @@ static void inferFromTransitions(ArrayRef<PredTransition> LastTransitions,
     IdxVec ProcIndices(I->ProcIndices.begin(), I->ProcIndices.end());
     CodeGenSchedTransition SCTrans;
     SCTrans.ToClassIdx =
-      SchedModels.addSchedClass(/*ItinClassDef=*/0, OperWritesVariant,
+      SchedModels.addSchedClass(/*ItinClassDef=*/nullptr, OperWritesVariant,
                                 OperReadsVariant, ProcIndices);
     SCTrans.ProcIndices = ProcIndices;
     // The final PredTerm is unique set of predicates guarding the transition.
@@ -1621,7 +1619,7 @@ Record *CodeGenSchedModels::findProcResUnits(Record *ProcResKind,
   if (ProcResKind->isSubClassOf("ProcResourceUnits"))
     return ProcResKind;
 
-  Record *ProcUnitDef = 0;
+  Record *ProcUnitDef = nullptr;
   RecVec ProcResourceDefs =
     Records.getAllDerivedDefinitions("ProcResourceUnits");