Fix the build broken in r231142

I removed the copy ctor, thinking that'd be the end of it - these
iterators should be perfectly assignable even from disjoint ranges (as
any iterator would be) - exkcept that the member was const.

Unconstify it.

llvm-svn: 231146

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/include/llvm/IR/CFG.h b/llvm/include/llvm/IR/CFG.h
index e958847eb62..f78220a5203 100644
--- a/llvm/include/llvm/IR/CFG.h
+++ b/llvm/include/llvm/IR/CFG.h
@@ -121,7 +121,7 @@ public:
   typedef typename super::reference reference;
 
 private:
-  const Term_ Term;
+  Term_ Term;
   unsigned idx;
   typedef SuccIterator<Term_, BB_> Self;