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Fix constexpr cmath floor of 1 returning 0 #1232

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This commit is contained in:
Youssef LAKHAL
2025-01-12 15:54:47 +01:00
parent c5d36664fd
commit adaf1bfd06
2 changed files with 2 additions and 1 deletions
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2
include/boost/math/ccmath/floor.hpp
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@@ -33,7 +33,7 @@ inline constexpr T floor_pos_impl(T arg) noexcept
T result = 1;
if(result < arg)
if(result <= arg)
{
while(result < arg)
{

1
test/ccmath_floor_test.cpp
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@@ -32,6 +32,7 @@ constexpr void test()
static_assert(boost::math::ccmath::isinf(boost::math::ccmath::floor(-std::numeric_limits<T>::infinity())),
"If x is +- inf, it is returned, unmodified");
static_assert(boost::math::ccmath::floor(T(1.0)) == T(1.0));
static_assert(boost::math::ccmath::floor(T(2)) == T(2));
static_assert(boost::math::ccmath::floor(T(2.4)) == T(2));
static_assert(boost::math::ccmath::floor(T(2.9)) == T(2));