OpenCL Platform detection broken

ptype (gdb) difference

--- /tmp/type_new       2017-08-06 22:25:33.231933618 +0200
+++ /tmp/type_old       2017-08-06 22:23:49.471936983 +0200
@@ -6,18 +6,17 @@
     void _M_construct_aux<char*>(pointer, pointer, std::__false_type);
     void _M_construct_aux<char const*>(pointer, pointer, std::__false_type);
   public:
-    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & assign<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > >, void>(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
-    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & replace<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > >, void>(const_iterator, const_iterator, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
+    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & assign<__gnu_cxx::__normal_iterator<char*, std::vector<char> >, void>(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
+    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & replace<__gnu_cxx::__normal_iterator<char*, std::vector<char> >, void>(const_iterator, const_iterator, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
   private:
-    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & _M_replace_dispatch<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > > >(const_iterator, const_iterator, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >,
-        std::__false_type);
+    std::__cxx11::basic_string<_CharT, _Traits, _Alloc> & _M_replace_dispatch<__gnu_cxx::__normal_iterator<char*, std::vector<char> > >(const_iterator, const_iterator, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, std::__false_type);
   public:
-    void basic_string<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > >, void>(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, const _Alloc &);
+    void basic_string<__gnu_cxx::__normal_iterator<char*, std::vector<char> >, void>(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, const _Alloc &);
   private:
-    void _M_construct<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
-    void _M_construct<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, std::forward_iterator_tag);
-    void _M_construct_aux<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, std::__false_type);
-    static void _S_copy_chars<__gnu_cxx::__normal_iterator<char*, std::vector<char, std::allocator<char> > > >(pointer, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
+    void _M_construct<__gnu_cxx::__normal_iterator<char*, std::vector<char> > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
+    void _M_construct<__gnu_cxx::__normal_iterator<char*, std::vector<char> > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, std::forward_iterator_tag);
+    void _M_construct_aux<__gnu_cxx::__normal_iterator<char*, std::vector<char> > >(__gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, std::__false_type);
+    static void _S_copy_chars<__gnu_cxx::__normal_iterator<char*, std::vector<char> > >(pointer, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >, __gnu_cxx::__normal_iterator<_CharT*, std::vector<char> >);
 
     typedef __gnu_cxx::__alloc_traits<_Alloc>::pointer pointer;
     typedef __gnu_cxx::__alloc_traits<_Alloc>::size_type size_type;

With 1.2.9

(gdb) x/8xb platformName.c_str()
0
Trial 2... 0x7ffd39f6e900:      0x43    0x6c    0x6f    0x76    0x65    0x72    0x00    0x00

With 2.0.10

(gdb) x/8xb platformName.c_str()
0
Trial 2... 0x7fa5980a8900:      0x43    0x6c    0x6f    0x76    0x65    0x72    0x00    0x00