Driver: Fix typo ArgList destructor.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67101 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/ArgList.cpp b/lib/Driver/ArgList.cpp
index d273516..3c67f8f 100644
--- a/lib/Driver/ArgList.cpp
+++ b/lib/Driver/ArgList.cpp
@@ -18,7 +18,7 @@
 }
 
 ArgList::~ArgList() {
-  for (iterator it = begin(), ie = end(); it != ie; ++ie)
+  for (iterator it = begin(), ie = end(); it != ie; ++it)
     delete *it;
 }