Added "RangedBugReport".


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49551 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Analysis/PathSensitive/BugReporter.h b/include/clang/Analysis/PathSensitive/BugReporter.h
index adb18ab..e3596b8 100644
--- a/include/clang/Analysis/PathSensitive/BugReporter.h
+++ b/include/clang/Analysis/PathSensitive/BugReporter.h
@@ -68,6 +68,28 @@
                                          ASTContext& Ctx);
 };
   
+  class RangedBugReport : public BugReport {
+  std::vector<SourceRange> Ranges;
+public:
+  RangedBugReport(const BugType& D) : BugReport(D) {}
+  virtual ~RangedBugReport();
+  
+  void addRange(SourceRange R) { Ranges.push_back(R); }
+  
+  virtual void getRanges(const SourceRange*& beg,           
+                         const SourceRange*& end) const {
+    
+    if (Ranges.empty()) {
+      beg = NULL;
+      end = NULL;
+    }
+    else {
+      beg = &Ranges[0];
+      end = beg + Ranges.size();
+    }
+  }
+};
+  
 class BugReporter {
   llvm::SmallPtrSet<void*,10> CachedErrors;
   Diagnostic& Diag;
diff --git a/lib/Analysis/BugReporter.cpp b/lib/Analysis/BugReporter.cpp
index 0f7b235..148d258 100644
--- a/lib/Analysis/BugReporter.cpp
+++ b/lib/Analysis/BugReporter.cpp
@@ -28,6 +28,8 @@
 BugReporter::~BugReporter() {}
 BugType::~BugType() {}
 BugReport::~BugReport() {}
+RangedBugReport::~RangedBugReport() {}
+
 ExplodedGraph<ValueState>& BugReporter::getGraph() { return Eng.getGraph(); }
 
 static inline Stmt* GetStmt(const ProgramPoint& P) {