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Allow fallthrough of Android to 128-bit float #1390

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Merged
mborland merged 3 commits into from
Apr 30, 2026
+4 −16
Merged

Allow fallthrough of Android to 128-bit float #1390

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2c4580c
Allow fallthrough of Android to 128-bit float
mborland Apr 28, 2026
8d8f4e4
Match drone.sh to boost.sh
mborland Apr 28, 2026
74406e5
Simplify logic that we are asserting anyway
mborland Apr 28, 2026
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4 changes: 2 additions & 2 deletions .drone/drone.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,8 @@ echo '==================================> BEFORE_SCRIPT'
echo '==================================> SCRIPT'

echo "using $TOOLSET : : $COMPILER : <cxxflags>-std=$CXXSTD $OPTIONS ;" > ~/user-config.jam
(cd libs/config/test && ../../../b2 config_info_travis_install toolset=$TOOLSET && ./config_info_travis)
(cd libs/math/test && ../../../b2 toolset=$TOOLSET $TEST_SUITE define=$DEFINE)
(cd libs/config/test && ../../../b2 print_config_info print_math_info toolset=$TOOLSET)
(cd libs/math/test && ../../../b2 -j3 toolset=$TOOLSET $TEST_SUITE)

echo '==================================> AFTER_SUCCESS'

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16 changes: 2 additions & 14 deletions include/boost/math/special_functions/detail/fp_traits.hpp
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Expand Up @@ -270,13 +270,7 @@ template<> struct fp_traits_non_native<double, double_precision>

// long double (64 bits) -------------------------------------------------------

#if defined(BOOST_NO_INT64_T) || defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION)\
|| defined(BOOST_BORLANDC) || defined(__CODEGEAR__) || (defined(__APPLE__) && defined(__aarch64__)) || defined(_MSC_VER)\
|| (defined(__GNUC__) && defined(__aarch64__) && defined(_WIN32))\
|| (defined(__GNUC__) && (defined(__arm__) || defined(__thumb__)))\
|| defined(__SYCL_DEVICE_ONLY__) || (LDBL_MANT_DIG == 53)

static_assert(LDBL_MANT_DIG == 53, "Oops, assumption that long double is a 64-bit quantity is incorrect!!");
#if LDBL_MANT_DIG == 53 || defined(__SYCL_DEVICE_ONLY__)

template<> struct fp_traits_non_native<long double, double_precision>
{
Expand Down Expand Up @@ -305,14 +299,10 @@ template<> struct fp_traits_non_native<long double, double_precision>

// long double (>64 bits), x86 and x64 -----------------------------------------

#elif defined(__i386) || defined(__i386__) || defined(_M_IX86) \
|| defined(__amd64) || defined(__amd64__) || defined(_M_AMD64) \
|| defined(__x86_64) || defined(__x86_64__) || defined(_M_X64)
#elif LDBL_MANT_DIG == 64

// Intel extended double precision format (80 bits)

static_assert(LDBL_MANT_DIG == 64, "Oops, assumption that long double is an 80-bit quantity is incorrect!!");

template<>
struct fp_traits_non_native<long double, extended_double_precision>
{
Expand Down Expand Up @@ -440,8 +430,6 @@ struct fp_traits_non_native<long double, extended_double_precision>

// IEEE extended double precision format with 15 exponent bits (128 bits)

static_assert(LDBL_MANT_DIG == 113, "Oops, assumption that long double is a 128-bit quantity is incorrect!!");

template<>
struct fp_traits_non_native<long double, extended_double_precision>
{
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