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Use template structs to fix ODR violations

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This commit is contained in:
Matt Borland
2023-04-21 16:16:35 +02:00
parent d562d85351
commit ba433e9fe9
1 changed files with 15 additions and 10 deletions
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25
include/boost/charconv/detail/dragonbox.hpp
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@@ -484,7 +484,8 @@ using signed_decimal_fp = decimal_fp<UInt, true, false>;
// Computed cache entries.
////////////////////////////////////////////////////////////////////////////////////////
struct cache_holder_ieee754_binary32
template <bool b>
struct cache_holder_ieee754_binary32_impl
{
using cache_entry_type = std::uint64_t;
static constexpr int cache_bits = 64;
@@ -515,14 +516,17 @@ struct cache_holder_ieee754_binary32
#if defined(BOOST_NO_CXX17_INLINE_VARIABLES) && (!defined(_MSC_VER) || _MSC_VER != 1900)
constexpr int cache_holder_ieee754_binary32::cache_bits;
constexpr int cache_holder_ieee754_binary32::min_k;
constexpr int cache_holder_ieee754_binary32::max_k;
constexpr typename cache_holder_ieee754_binary32::cache_entry_type cache_holder_ieee754_binary32::cache[];
template <bool b> constexpr int cache_holder_ieee754_binary32_impl<b>::cache_bits;
template <bool b> constexpr int cache_holder_ieee754_binary32_impl<b>::min_k;
template <bool b> constexpr int cache_holder_ieee754_binary32_impl<b>::max_k;
template <bool b> constexpr typename cache_holder_ieee754_binary32_impl<b>::cache_entry_type cache_holder_ieee754_binary32_impl<b>::cache[];
#endif
struct cache_holder_ieee754_binary64
using cache_holder_ieee754_binary32 = cache_holder_ieee754_binary32_impl<true>;
template <bool b>
struct cache_holder_ieee754_binary64_impl
{
using cache_entry_type = uint128;
static constexpr int cache_bits = 128;
@@ -843,13 +847,14 @@ struct cache_holder_ieee754_binary64
#if defined(BOOST_NO_CXX17_INLINE_VARIABLES) && (!defined(_MSC_VER) || _MSC_VER != 1900)
constexpr int cache_holder_ieee754_binary64::cache_bits;
constexpr int cache_holder_ieee754_binary64::min_k;
constexpr int cache_holder_ieee754_binary64::max_k;
constexpr typename cache_holder_ieee754_binary64::cache_entry_type cache_holder_ieee754_binary64::cache[];
template <bool b> constexpr int cache_holder_ieee754_binary64_impl<b>::cache_bits;
template <bool b> constexpr int cache_holder_ieee754_binary64_impl<b>::min_k;
template <bool b> constexpr int cache_holder_ieee754_binary64_impl<b>::max_k;
template <bool b> constexpr typename cache_holder_ieee754_binary64_impl<b>::cache_entry_type cache_holder_ieee754_binary64_impl<b>::cache[];
#endif
using cache_holder_ieee754_binary64 = cache_holder_ieee754_binary64_impl<true>;
////////////////////////////////////////////////////////////////////////////////////////
// Policies.