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Remove FLT_EVAL_METHOD handling

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This commit is contained in:
Matt Borland
2023-07-31 16:40:13 -04:00
parent fe0b93584e
commit dc219b2c46
1 changed files with 3 additions and 10 deletions
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13
include/boost/charconv/detail/compute_float80.hpp
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@@ -141,11 +141,7 @@ inline __float128 compute_float128(std::int64_t q, Unsigned_Integer w, bool nega
static constexpr auto smallest_power = -4951 - 39;
static constexpr auto largest_power = 4932;
#if (FLT_EVAL_METHOD != 1) && (FLT_EVAL_METHOD != 0)
if (0 <= q && q <= 48 && w <= static_cast<Unsigned_Integer>(1) << 113)
#else
if (-55 <= q && q <= 48 && w <= static_cast<Unsigned_Integer>(1) << 113)
#endif
{
success = std::errc();
return fast_path<__float128>(q, w, negative, powers_of_tenq);
@@ -185,13 +181,10 @@ inline ResultType compute_float80(std::int64_t q, Unsigned_Integer w, bool negat
// How to read floating point numbers accurately.
// ACM SIGPLAN Notices. 1990
// https://dl.acm.org/doi/pdf/10.1145/93542.93557
constexpr auto clinger_max_exp = BOOST_CHARCONV_LDBL_BITS == 80 ? 27 : 48;
constexpr auto clinger_min_exp = BOOST_CHARCONV_LDBL_BITS == 80 ? -34 : -55;
#if (FLT_EVAL_METHOD != 1) && (FLT_EVAL_METHOD != 0)
if (0 <= q && q <= clinger_max_exp && w <= static_cast<Unsigned_Integer>(1) << 113)
#else
static constexpr auto clinger_max_exp = BOOST_CHARCONV_LDBL_BITS == 80 ? 27 : 48;
static constexpr auto clinger_min_exp = BOOST_CHARCONV_LDBL_BITS == 80 ? -34 : -55;
if (clinger_min_exp <= q && q <= clinger_max_exp && w <= static_cast<Unsigned_Integer>(1) << 113)
#endif
{
success = std::errc();
return fast_path<ResultType>(q, w, negative, powers_of_ten_ld);