SFINAE __bit_iterator such that it will only get instantiated with a container that has the nested type __storage_type. This prevents accidental instantiation such as in http://llvm.org/bugs/show_bug.cgi?id=12755. This fixes http://llvm.org/bugs/show_bug.cgi?id=12755.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@156308 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/vector b/include/vector
index 61f0aef..0d5b6b8 100644
--- a/include/vector
+++ b/include/vector
@@ -1970,6 +1970,7 @@
typedef allocator_traits<allocator_type> __alloc_traits;
typedef typename __alloc_traits::size_type size_type;
typedef typename __alloc_traits::difference_type difference_type;
+ typedef size_type __storage_type;
typedef __bit_iterator<vector, false> pointer;
typedef __bit_iterator<vector, true> const_pointer;
#ifdef _LIBCPP_DEBUG
@@ -1991,7 +1992,6 @@
typedef _VSTD::reverse_iterator<const_iterator> const_reverse_iterator;
private:
- typedef size_type __storage_type;
typedef typename __alloc_traits::template
#ifndef _LIBCPP_HAS_NO_TEMPLATE_ALIASES
rebind_alloc<__storage_type>