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Test mpz_class when available.

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And fix errors compiling with that type.
This commit is contained in:
jzmaddock 2017-05-07 13:15:15 +01:00
parent 84ded579f3
commit 7ccb820893
4 changed files with 29 additions and 7 deletions
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8
include/boost/integer/common_factor_rt.hpp
View File

@ -336,9 +336,9 @@ namespace boost {
unsigned shifts = 0;
if(!u)
if(u == T(0))
return v;
if(!v)
if(v == T(0))
return u;
shifts = constexpr_min(gcd_traits<T>::make_odd(u), gcd_traits<T>::make_odd(v));
@ -347,9 +347,9 @@ namespace boost {
{
u %= v;
v -= u;
if(!u)
if(u == T(0))
return v << shifts;
if(!v)
if(v == T(0))
return u << shifts;
gcd_traits<T>::make_odd(u);
gcd_traits<T>::make_odd(v);

5
test/Jamfile.v2
View File

@ -6,6 +6,9 @@ import testing ;
project : requirements <warnings>all <toolset>gcc:<cxxflags>-Wextra ;
obj has_gmpxx : has_gmpxx.cpp ;
explicit has_gmpxx ;
test-suite integer
:
[ run integer_traits_test.cpp ]
@ -28,5 +31,5 @@ test-suite integer
[ compile-fail fail_uint_fast.cpp ]
[ compile-fail fail_uint_least.cpp ]
[ compile-fail fail_uint_65.cpp ]
[ run common_factor_test.cpp ]
[ run common_factor_test.cpp : : : [ check-target-builds "Checking for gmpxx.h" : <define>BOOST_INTEGER_HAS_GMPXX_H=1 ] ]
;

16
test/common_factor_test.cpp
View File

@ -31,6 +31,10 @@
#include <limits> // for std::numeric_limits
#include <ostream> // for std::basic_ostream
#ifdef BOOST_INTEGER_HAS_GMPXX_H
#include <gmpxx.h>
#endif
namespace {
@ -556,11 +560,11 @@ template <class T> void gcd_and_lcm_on_rationals()
test<boost::multiprecision::int512_t>();
#ifdef BOOST_HAS_LONG_LONG
# define TEST_SIGNED( test ) \
# define TEST_SIGNED__( test ) \
TEST_SIGNED_( test ) \
test<boost::long_long_type>();
#elif defined(BOOST_HAS_MS_INT64)
# define TEST_SIGNED( test ) \
# define TEST_SIGNED__( test ) \
TEST_SIGNED_( test ) \
test<__int64>();
#endif
@ -584,6 +588,14 @@ template <class T> void gcd_and_lcm_on_rationals()
test<unsigned __int64>();
#endif
#ifdef BOOST_INTEGER_HAS_GMPXX_H
# define TEST_SIGNED(test)\
TEST_SIGNED__(test)\
test<mpz_class>();
#else
# define TEST_SIGNED(test) TEST_SIGNED__(test)
#endif
int main()
{
TEST_SIGNED(gcd_int_test)

7
test/has_gmpxx.cpp Normal file
View File

@ -0,0 +1,7 @@
// Copyright John Maddock 2008.
// Use, modification and distribution are subject to 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 <gmpxx.h>