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- // Copyright 2017 Antony Polukhin.
- //
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE_1_0.txt
- // or copy at http://www.boost.org/LICENSE_1_0.txt)
- #include <boost/stacktrace/detail/void_ptr_cast.hpp>
- #include <boost/core/lightweight_test.hpp>
- int foo1_func(int) { return 0; }
- void foo2_func(int, int, ...) {}
- struct test_struct {
- int foo1_memb(int) const { return 0; }
- void foo2_memb(int, int, ...) {}
- };
- template <class F1, class F2>
- void test(F1 foo1, F2 foo2) {
- using boost::stacktrace::detail::void_ptr_cast;
- typedef void(*void_f_ptr)();
- // Function/variable to void(*)()
- void_f_ptr fp1 = void_ptr_cast<void_f_ptr>(foo1);
- void_f_ptr fp2 = void_ptr_cast<void_f_ptr>(foo2);
- BOOST_TEST(fp1);
- BOOST_TEST(fp2);
- BOOST_TEST(fp1 != fp2);
- // Function/variable to void*
- void* vp1 = void_ptr_cast<void*>(foo1);
- void* vp2 = void_ptr_cast<void*>(foo2);
- BOOST_TEST(vp1);
- BOOST_TEST(vp2);
- BOOST_TEST(vp1 != vp2);
- // void* to void(*)()
- void_f_ptr fp1_2 = void_ptr_cast<void_f_ptr>(vp1);
- void_f_ptr fp2_2 = void_ptr_cast<void_f_ptr>(vp2);
- BOOST_TEST(fp1_2);
- BOOST_TEST(fp2_2);
- BOOST_TEST(fp1_2 != fp2_2);
- BOOST_TEST(fp1 == fp1_2);
- BOOST_TEST(fp2 == fp2_2);
- // void(*)() to void*
- BOOST_TEST(void_ptr_cast<void*>(fp1) == vp1);
- BOOST_TEST(void_ptr_cast<void*>(fp2) == vp2);
- // void(*)() to function/variable
- BOOST_TEST(void_ptr_cast<F1>(fp1) == foo1);
- BOOST_TEST(void_ptr_cast<F2>(fp2) == foo2);
- // void* to function/variable
- BOOST_TEST(void_ptr_cast<F1>(vp1) == foo1);
- BOOST_TEST(void_ptr_cast<F2>(vp2) == foo2);
- }
- int main() {
- // Testing for functions
- test(foo1_func, foo2_func);
- typedef void(func_t)();
- test(
- boost::stacktrace::detail::void_ptr_cast<func_t* const>(foo1_func),
- boost::stacktrace::detail::void_ptr_cast<func_t* const>(foo2_func)
- );
- // Testing for variables (just in case...)
- int i = 0;
- double j= 1;
- test(&i, &j);
- return boost::report_errors();
- }
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