[Boost-bugs] [Boost C++ Libraries] #13622: BOOST_SCOPE_EXIT error : use of undeclared identifier 'boost_se_params_t_*

Subject: [Boost-bugs] [Boost C++ Libraries] #13622: BOOST_SCOPE_EXIT error : use of undeclared identifier 'boost_se_params_t_*
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2018-06-29 05:20:40

#13622: BOOST_SCOPE_EXIT error : use of undeclared identifier 'boost_se_params_t_*
------------------------------+------------------------------
 Reporter:  markus_bonk@…     |      Owner:  Lorenzo Caminiti
     Type:  Bugs              |     Status:  new
Milestone:  To Be Determined  |  Component:  scope_exit
  Version:  Boost 1.67.0      |   Severity:  Problem
 Keywords:  CLang             |
------------------------------+------------------------------
 When compiling with Visual C++ 2017 LLVM-vs2017 toolset (CLang), the
 following code produces " error : use of undeclared identifier
 'boost_se_params_t_8'"
 {{{
 #include <boost/scope_exit.hpp>

 template <typename T>
 class AClass {
 public:
   int function() {
     int handle = 0;
     BOOST_SCOPE_EXIT_TPL(&handle) {
       if (handle) {
         handle = 0;
       }
     } BOOST_SCOPE_EXIT_END;
     return handle;
   }
 };

 class Derived : public AClass<Derived>
 {
 };

 int main() {
   Derived d;
   return d.function();
 }

 >Source.cpp(8,5): error : use of undeclared identifier
 'boost_se_params_t_8'
 1>    BOOST_SCOPE_EXIT_TPL(&handle) {
 1>    ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(902,9):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_TPL'
 1>        BOOST_SCOPE_EXIT_ID_TPL(BOOST_SCOPE_EXIT_AUX_PP_LINE_COUNTER, \
 1>        ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(895,9):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_ID_TPL'
 1>        BOOST_SCOPE_EXIT_AUX_IMPL(id, typename, \
 1>        ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(829,22):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_AUX_IMPL'
 1>
 (BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id)*)boost_se_params) \
 1>                     ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(280,5):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_DETAIL_PARAMS_T'
 1>    BOOST_PP_CAT(boost_se_params_t_, id)
 1>    ^
 1>d:\boost.org\boost_1_67_0\boost/preprocessor/cat.hpp(22,32):  note:
 expanded from macro 'BOOST_PP_CAT'
 1>#    define BOOST_PP_CAT(a, b) BOOST_PP_CAT_I(a, b)
 1>                               ^
 1>d:\boost.org\boost_1_67_0\boost/preprocessor/cat.hpp(29,34):  note:
 expanded from macro 'BOOST_PP_CAT_I'
 1>#    define BOOST_PP_CAT_I(a, b) a ## b
 1>                                 ^
 1><scratch space>(94,1):  note: expanded from here
 1>boost_se_params_t_8
 1>^
 1>Source.cpp(23,12):  note: in instantiation of member function
 'AClass<Derived>::function' requested here
 1>  return d.function();
 1>           ^
 1>Source.cpp(8,5): error : expected expression
 1>    BOOST_SCOPE_EXIT_TPL(&handle) {
 1>    ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(902,9):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_TPL'
 1>        BOOST_SCOPE_EXIT_ID_TPL(BOOST_SCOPE_EXIT_AUX_PP_LINE_COUNTER, \
 1>        ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(895,9):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_ID_TPL'
 1>        BOOST_SCOPE_EXIT_AUX_IMPL(id, typename, \
 1>        ^
 1>d:\boost.org\boost_1_67_0\boost/scope_exit.hpp(829,59):  note: expanded
 from macro 'BOOST_SCOPE_EXIT_AUX_IMPL'
 1>
 (BOOST_SCOPE_EXIT_DETAIL_PARAMS_T(id)*)boost_se_params) \
 1>                                                          ^
 1>2 errors generated.
 }}}

-- 
Ticket URL: <https://svn.boost.org/trac10/ticket/13622>
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