[C++11] Convert DWARF parser to range-based for loops

llvm-svn: 203766

1 files changed, 7 insertions, 6 deletions

diff --git a/llvm/lib/DebugInfo/DWARFDebugArangeSet.h b/llvm/lib/DebugInfo/DWARFDebugArangeSet.h
index 49a713201d1..c18b3c5e504 100644
--- a/llvm/lib/DebugInfo/DWARFDebugArangeSet.h
+++ b/llvm/lib/DebugInfo/DWARFDebugArangeSet.h
@@ -10,6 +10,7 @@
 #ifndef LLVM_DEBUGINFO_DWARFDEBUGARANGESET_H
 #define LLVM_DEBUGINFO_DWARFDEBUGARANGESET_H
 
+#include "llvm/ADT/iterator_range.h"
 #include "llvm/Support/DataExtractor.h"
 #include <vector>
 
@@ -44,7 +45,7 @@ public:
 
 private:
   typedef std::vector<Descriptor> DescriptorColl;
-  typedef DescriptorColl::const_iterator DescriptorConstIter;
+  typedef iterator_range<DescriptorColl::const_iterator> desc_iterator_range;
 
   uint32_t Offset;
   Header HeaderData;
@@ -57,12 +58,12 @@ public:
   void dump(raw_ostream &OS) const;
 
   uint32_t getCompileUnitDIEOffset() const { return HeaderData.CuOffset; }
-  uint32_t getNumDescriptors() const { return ArangeDescriptors.size(); }
-  const Descriptor *getDescriptor(uint32_t i) const {
-    if (i < ArangeDescriptors.size())
-      return &ArangeDescriptors[i];
-    return NULL;
+
+  desc_iterator_range descriptors() const {
+    return desc_iterator_range(ArangeDescriptors.begin(),
+                               ArangeDescriptors.end());
   }
+  uint32_t getNumDescriptors() const { return ArangeDescriptors.size(); }
 };
 
 }