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Prefer SIMD/runtime performance over constexpr-ness when __builtin_is_constant_evaluated is not available

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This commit is contained in:
Peter Dimov
2025-12-26 19:27:20 +02:00
parent c963533f73
commit c8f97785a4
10 changed files with 152 additions and 66 deletions
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7
test/test_hash_value_cx.cpp
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@@ -11,14 +11,19 @@
#include <boost/uuid/uuid_io.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#include <cstddef>
#if defined(BOOST_NO_CXX14_CONSTEXPR)
BOOST_PRAGMA_MESSAGE( "Test is not constexpr because BOOST_NO_CXX14_CONSTEXPR is defined" )
#endif
#define STATIC_ASSERT(...) static_assert(__VA_ARGS__, #__VA_ARGS__)
#if defined(BOOST_NO_CXX14_CONSTEXPR)
# define TEST_EQ(x, y) BOOST_TEST_EQ(x, y)
#else
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y)); BOOST_TEST_EQ(x, y)
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y))
#endif
using namespace boost::uuids;

9
test/test_uuid_cx2.cpp
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@@ -7,6 +7,13 @@
#include <boost/uuid/string_generator.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#if defined(BOOST_NO_CXX14_CONSTEXPR)
BOOST_PRAGMA_MESSAGE( "Test is not constexpr because BOOST_NO_CXX14_CONSTEXPR is defined" )
#elif defined(BOOST_GCC) && BOOST_GCC < 60000
BOOST_PRAGMA_MESSAGE( "Test is not constexpr because BOOST_GCC < 60000" )
#endif
#if defined(BOOST_GCC) && BOOST_GCC < 60000
@@ -24,7 +31,7 @@
#if defined(BOOST_NO_CXX14_CONSTEXPR)
# define TEST_EQ(x, y) BOOST_TEST_EQ(x, y)
#else
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y)); BOOST_TEST_EQ(x, y)
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y))
#endif
using namespace boost::uuids;

19
test/test_uuid_cx3.cpp
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@@ -6,19 +6,28 @@
#include <boost/uuid/uuid_io.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#if defined(BOOST_UUID_NO_CXX14_CONSTEXPR_RT)
BOOST_PRAGMA_MESSAGE( "Test is not constexpr because BOOST_UUID_NO_CXX14_CONSTEXPR_RT is defined" )
#endif
#define STATIC_ASSERT(...) static_assert(__VA_ARGS__, #__VA_ARGS__)
#if defined(BOOST_NO_CXX14_CONSTEXPR)
#if defined(BOOST_UUID_NO_CXX14_CONSTEXPR_RT)
# define TEST_EQ(x, y) BOOST_TEST_EQ(x, y)
# define TEST_NE(x, y) BOOST_TEST_NE(x, y)
# define TEST_LT(x, y) BOOST_TEST_LT(x, y)
# define TEST(x) BOOST_TEST(x)
#else
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y)); BOOST_TEST_EQ(x, y)
# define TEST_NE(x, y) STATIC_ASSERT((x)!=(y)); BOOST_TEST_NE(x, y)
# define TEST_LT(x, y) STATIC_ASSERT((x)<(y)); BOOST_TEST_LT(x, y)
# define TEST(x) STATIC_ASSERT(x); BOOST_TEST(x)
# define TEST_EQ(x, y) STATIC_ASSERT((x)==(y))
# define TEST_NE(x, y) STATIC_ASSERT((x)!=(y))
# define TEST_LT(x, y) STATIC_ASSERT((x)<(y))
# define TEST(x) STATIC_ASSERT(x)
#endif
using namespace boost::uuids;