[patch] Make __allocated_ptr::_S_raw_ptr static

[Jonathan Wakely]

These functions should have been static members all along.

tested x86_64-linux, committed to trunk.


commit 421ccb84e555efcd7e3e0123dc85dd40155f1e82
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Wed Jul 13 17:34:04 2016 +0100

    Make __allocated_ptr::_S_raw_ptr static
    
        * include/bits/allocated_ptr.h (__allocated_ptr::_S_raw_ptr): Make
        static.

diff --git a/libstdc++-v3/include/bits/allocated_ptr.h 
b/libstdc++-v3/include/bits/allocated_ptr.h
index 2bd9d82..97e2666 100644
--- a/libstdc++-v3/include/bits/allocated_ptr.h
+++ b/libstdc++-v3/include/bits/allocated_ptr.h
@@ -85,10 +85,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       value_type* get() { return _S_raw_ptr(_M_ptr); }
 
     private:
-      value_type* _S_raw_ptr(value_type* __ptr) { return __ptr; }
+      static value_type* _S_raw_ptr(value_type* __ptr) { return __ptr; }
 
       template<typename _Ptr>
-       auto _S_raw_ptr(_Ptr __ptr) -> decltype(_S_raw_ptr(__ptr.operator->()))
+       static auto
+       _S_raw_ptr(_Ptr __ptr) -> decltype(_S_raw_ptr(__ptr.operator->()))
        { return _S_raw_ptr(__ptr.operator->()); }
 
       _Alloc* _M_alloc;