cmAlgorithms: Relax cmRemoveN requirement to FwdIter.

cmRotate already requires only FwdIter.
2015-02-20 21:55:19 +01:00 · 2015-02-20 21:55:19 +01:00 · b917f4c003
parent bbc1a9788d
commit b917f4c003
1 changed files with 3 additions and 1 deletions
--- a/Source/cmAlgorithms.h
+++ b/Source/cmAlgorithms.h
@ -154,7 +154,9 @@ private:
 template<typename Iter>
 Iter RemoveN(Iter i1, Iter i2, size_t n)
 {
-  return cmRotate(i1, i1 + n, i2);
+  Iter m = i1;
+  std::advance(m, n);
+  return cmRotate(i1, m, i2);
 }

 template<typename Range>