Convert getSymbolSection to return an ErrorOr.

[oota-llvm.git] / include / llvm / Analysis / IntervalIterator.h

diff --git a/include/llvm/Analysis/IntervalIterator.h b/include/llvm/Analysis/IntervalIterator.h
index 125195dde023179493cdf697e8f7e6447a75c36b..655ce2dab4138d212c17cbc8d23bb56a15261de2 100644 (file)
--- a/include/llvm/Analysis/IntervalIterator.h
+++ b/include/llvm/Analysis/IntervalIterator.h
@@ -94,7 +94,6 @@ class IntervalIterator {
   bool IOwnMem;     // If True, delete intervals when done with them
                     // See file header for conditions of use
 public:
-  typedef IntervalIterator<NodeTy, OrigContainer_t> _Self;
   typedef std::forward_iterator_tag iterator_category;
 
   IntervalIterator() {} // End iterator, empty stack
@@ -104,8 +103,12 @@ public:
       llvm_unreachable("ProcessInterval should never fail for first interval!");
     }
   }
-  // Declare but don't define, rely on RVO to optimize this away.
-  IntervalIterator(const IntervalIterator&);
+
+  IntervalIterator(IntervalIterator &&x)
+      : IntStack(std::move(x.IntStack)), Visited(std::move(x.Visited)),
+        OrigContainer(x.OrigContainer), IOwnMem(x.IOwnMem) {
+    x.IOwnMem = false;
+  }
 
   IntervalIterator(IntervalPartition &IP, bool OwnMemory) : IOwnMem(OwnMemory) {
     OrigContainer = &IP;
@@ -114,7 +117,7 @@ public:
     }
   }
 
-  inline ~IntervalIterator() {
+  ~IntervalIterator() {
     if (IOwnMem)
       while (!IntStack.empty()) {
         delete operator*();
@@ -122,15 +125,17 @@ public:
       }
   }
 
-  inline bool operator==(const _Self& x) const { return IntStack == x.IntStack;}
-  inline bool operator!=(const _Self& x) const { return !operator==(x); }
+  bool operator==(const IntervalIterator &x) const {
+    return IntStack == x.IntStack;
+  }
+  bool operator!=(const IntervalIterator &x) const { return !(*this == x); }
 
-  inline const Interval *operator*() const { return IntStack.back().first; }
-  inline       Interval *operator*()       { return IntStack.back().first; }
-  inline const Interval *operator->() const { return operator*(); }
-  inline       Interval *operator->()       { return operator*(); }
+  const Interval *operator*() const { return IntStack.back().first; }
+  Interval *operator*() { return IntStack.back().first; }
+  const Interval *operator->() const { return operator*(); }
+  Interval *operator->() { return operator*(); }
 
-  _Self& operator++() {  // Preincrement
+  IntervalIterator &operator++() { // Preincrement
     assert(!IntStack.empty() && "Attempting to use interval iterator at end!");
     do {
       // All of the intervals on the stack have been visited.  Try visiting
@@ -152,8 +157,10 @@ public:
 
     return *this;
   }
-  inline _Self operator++(int) { // Postincrement
-    _Self tmp = *this; ++*this; return tmp;
+  IntervalIterator operator++(int) { // Postincrement
+    IntervalIterator tmp = *this;
+    ++*this;
+    return tmp;
   }
 
 private: