[Bug libstdc++/43820] [4.4/4.5/4.6 Regression] auto_ptr used with incomplete type no longer triggers warning

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43820

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|WONTFIX                     |FIXED
   Target Milestone|4.4.5                       |5.0
      Known to fail|                            |

--- Comment #24 from Jonathan Wakely <redi at gcc dot gnu.org> ---
This started working again with 5.1.0

ap.cc: In function ‘int main()’:
ap.cc:7:9: warning: ‘template<class> class std::auto_ptr’ is deprecated
[-Wdeprecated-declarations]
    std::auto_ptr<S> p( (S*) 1234 );
         ^
In file included from /home/jwakely/gcc/5.1.0/include/c++/5.1.0/memory:81:0,
                 from ap.cc:1:
/home/jwakely/gcc/5.1.0/include/c++/5.1.0/bits/unique_ptr.h:49:28: note:
declared here
   template<typename> class auto_ptr;
                            ^