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Add a workaround for g++ 4.4, 4.6

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This commit is contained in:
Peter Dimov
2021-09-14 18:35:31 +03:00
parent 8043bafb6b
commit 2715f9b5d8
1 changed files with 10 additions and 0 deletions
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10
test/cmath_test.cpp
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@@ -6,6 +6,8 @@
#include <boost/core/cmath.hpp> #include <boost/core/cmath.hpp>
#include <boost/core/lightweight_test.hpp> #include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/config/workaround.hpp>
#include <limits> #include <limits>
#include <cfloat> #include <cfloat>
@@ -63,10 +65,18 @@ template<class T> void test_negative_zero( T x )
BOOST_TEST_EQ( boost::core::fpclassify( x ), boost::core::fp_zero ); BOOST_TEST_EQ( boost::core::fpclassify( x ), boost::core::fp_zero );
#if defined(BOOST_CORE_USE_GENERIC_CMATH) && BOOST_WORKAROUND(BOOST_GCC, < 40700)
// g++ 4.4, 4.6 fail these tests with optimizations on
#else
BOOST_TEST( boost::core::signbit( x ) ); BOOST_TEST( boost::core::signbit( x ) );
BOOST_TEST_EQ( boost::core::copysign( T(+2), x ), T(-2) ); BOOST_TEST_EQ( boost::core::copysign( T(+2), x ), T(-2) );
BOOST_TEST_EQ( boost::core::copysign( T(-2), x ), T(-2) ); BOOST_TEST_EQ( boost::core::copysign( T(-2), x ), T(-2) );
#endif
} }
template<class T> void test_positive_infinity( T x ) template<class T> void test_positive_infinity( T x )