1 //  Copyright John Maddock 2012.
2 //  Use, modification and distribution are subject to the
3 //  Boost Software License, Version 1.0. (See accompanying file
4 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5 
6 #include <cstddef> // See https://gcc.gnu.org/gcc-4.9/porting_to.html
7 #include <mpfr.h>
8 #include <boost/config.hpp>
9 
10 #ifdef __GNUC__
11 #pragma message "MPFR_VERSION_STRING=" MPFR_VERSION_STRING
12 #endif
13 
14 #if (__GNU_MP_VERSION < 4) || ((__GNU_MP_VERSION == 4) && (__GNU_MP_VERSION_MINOR < 2))
15 #error "Incompatible GMP version"
16 #endif
17 
18 #if (MPFR_VERSION < 3)
19 #error "Incompatible MPFR version"
20 #endif
21 
22 #ifdef __GNUC__
23 #pragma message "__GNU_MP_VERSION=" BOOST_STRINGIZE(__GNU_MP_VERSION)
24 #pragma message "__GNU_MP_VERSION_MINOR=" BOOST_STRINGIZE(__GNU_MP_VERSION_MINOR)
25 #endif
26 
27 #if (__GNU_MP_VERSION < 4) || ((__GNU_MP_VERSION == 4) && (__GNU_MP_VERSION_MINOR < 2))
28 #error "Incompatible GMP version"
29 #endif
30 
31 
main()32 int main()
33 {
34    void *(*alloc_func_ptr) (size_t);
35    void *(*realloc_func_ptr) (void *, size_t, size_t);
36    void (*free_func_ptr) (void *, size_t);
37 
38    mp_get_memory_functions(&alloc_func_ptr, &realloc_func_ptr, &free_func_ptr);
39 
40    mpfr_buildopt_tls_p();
41 
42    mpfr_t t;
43    mpfr_init2(t, 128);
44    if(t[0]._mpfr_d)
45       mpfr_clear(t);
46 
47    return 0;
48 }
49 
50