[Bug libobjc/13946] ObjC configured --with-objc-gc needs external Boehm gc

[pinskia at gcc dot gnu dot org]

-- 
Bug 13946 depends on bug 12035, which changed state.

Bug 12035 Summary: [3.4/4.0 Regression] Patch for libobjc/gc.c that fixes 
compilation error of Objective-C with garbage collector enabled
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12035

           What    |Old Value                   |New Value
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13946