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SetVector: add reverse_iterator support.

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llvm-svn: 242865
This commit is contained in:
Richard Smith 2015-07-22 01:30:58 +00:00
parent 84ab5e6b2a
commit be9e5bef40
1 changed files with 22 additions and 0 deletions
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22
include/llvm/ADT/SetVector.h
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@ -44,6 +44,8 @@ public:
typedef Vector vector_type;
typedef typename vector_type::const_iterator iterator;
typedef typename vector_type::const_iterator const_iterator;
typedef typename vector_type::const_reverse_iterator reverse_iterator;
typedef typename vector_type::const_reverse_iterator const_reverse_iterator;
typedef typename vector_type::size_type size_type;
/// \brief Construct an empty SetVector
@ -85,6 +87,26 @@ public:
return vector_.end();
}
/// \brief Get an reverse_iterator to the end of the SetVector.
reverse_iterator rbegin() {
return vector_.rbegin();
}
/// \brief Get a const_reverse_iterator to the end of the SetVector.
const_reverse_iterator rbegin() const {
return vector_.rbegin();
}
/// \brief Get a reverse_iterator to the beginning of the SetVector.
reverse_iterator rend() {
return vector_.rend();
}
/// \brief Get a const_reverse_iterator to the beginning of the SetVector.
const_reverse_iterator rend() const {
return vector_.rend();
}
/// \brief Return the last element of the SetVector.
const T &back() const {
assert(!empty() && "Cannot call back() on empty SetVector!");