diff options
Diffstat (limited to 'include/llvm/ADT/ilist.h')
| -rw-r--r-- | include/llvm/ADT/ilist.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/include/llvm/ADT/ilist.h b/include/llvm/ADT/ilist.h index ea4ca430d5..0acbf46a1a 100644 --- a/include/llvm/ADT/ilist.h +++ b/include/llvm/ADT/ilist.h @@ -107,15 +107,27 @@ public: typedef ilist_traits<NodeTy> Traits; typedef bidirectional_iterator<NodeTy, ptrdiff_t> super; - typedef size_t size_type; + typedef typename super::value_type value_type; + typedef typename super::difference_type difference_type; typedef typename super::pointer pointer; typedef typename super::reference reference; private: pointer NodePtr; - // operator[] is not defined. Compile error instead of having a runtime bug. - void operator[](unsigned) {} - void operator[](unsigned) const {} + // ilist_iterator is not a random-access iterator, but it has an + // implicit conversion to pointer-type, which is. Declare (but + // don't define) these functions as private to help catch + // accidental misuse. + void operator[](difference_type) const; + void operator+(difference_type) const; + void operator-(difference_type) const; + void operator+=(difference_type) const; + void operator-=(difference_type) const; + template<class T> void operator<(T) const; + template<class T> void operator<=(T) const; + template<class T> void operator>(T) const; + template<class T> void operator>=(T) const; + template<class T> void operator-(T) const; public: ilist_iterator(pointer NP) : NodePtr(NP) {} |