[PATCH] D48504: [WIP] Add InsertionOrderSet, with constant-time insertion and removal.

[Alexandros Lamprineas via Phabricator via llvm-commits]

labrinea added inline comments.


================
Comment at: include/llvm/ADT/InsertionOrderSet.h:63
+  }
+
+  void clear() {
----------------
Since the iterator does not allow random access of the underlying vector we might want something like this:

```
iterator at(size_t idx) {
  return MakeSetIterator(Vec.begin()+idx);
}
```


Repository:
  rL LLVM

https://reviews.llvm.org/D48504