SmallVector: Resolve a long-standing fixme by using the existing unitialized_copy...

[oota-llvm.git] / include / llvm / PassAnalysisSupport.h

diff --git a/include/llvm/PassAnalysisSupport.h b/include/llvm/PassAnalysisSupport.h
index fede1216c3c4dd3de7444737c88011a28398633a..9164305418092385d0613c3ca238ca014ca7397f 100644 (file)
--- a/include/llvm/PassAnalysisSupport.h
+++ b/include/llvm/PassAnalysisSupport.h
@@ -16,11 +16,12 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_PASS_ANALYSIS_SUPPORT_H
-#define LLVM_PASS_ANALYSIS_SUPPORT_H
+#ifndef LLVM_PASSANALYSISSUPPORT_H
+#define LLVM_PASSANALYSISSUPPORT_H
 
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringRef.h"
+#include "llvm/Pass.h"
 #include <vector>
 
 namespace llvm {
@@ -119,7 +120,7 @@ public:
 class PMDataManager;
 class AnalysisResolver {
 private:
-  AnalysisResolver();  // DO NOT IMPLEMENT
+  AnalysisResolver() LLVM_DELETED_FUNCTION;
 
 public:
   explicit AnalysisResolver(PMDataManager &P) : PM(P) { }
@@ -128,7 +129,7 @@ public:
 
   // Find pass that is implementing PI.
   Pass *findImplPass(AnalysisID PI) {
-    Pass *ResultPass = 0;
+    Pass *ResultPass = nullptr;
     for (unsigned i = 0; i < AnalysisImpls.size() ; ++i) {
       if (AnalysisImpls[i].first == PI) {
         ResultPass = AnalysisImpls[i].second;
@@ -181,7 +182,7 @@ AnalysisType *Pass::getAnalysisIfAvailable() const {
   const void *PI = &AnalysisType::ID;
 
   Pass *ResultPass = Resolver->getAnalysisIfAvailable(PI, true);
-  if (ResultPass == 0) return 0;
+  if (!ResultPass) return nullptr;
 
   // Because the AnalysisType may not be a subclass of pass (for
   // AnalysisGroups), we use getAdjustedAnalysisPointer here to potentially