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Remove limits dependency

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This commit is contained in:
Victor Zverovich 2024-01-03 19:03:42 -08:00
parent 800a0bb23f
commit 0e3e61cc0a
1 changed files with 6 additions and 7 deletions
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13
include/fmt/core.h
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@ -11,7 +11,7 @@
#include <cstddef> // std::byte
#include <cstdio> // std::FILE
#include <cstring> // std::strlen
#include <limits> // std::numeric_limits
#include <limits.h> // CHAR_BIT
#include <string> // std::string
#include <type_traits> // std::enable_if
@ -2166,11 +2166,11 @@ FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end,
} while (p != end && '0' <= *p && *p <= '9');
auto num_digits = p - begin;
begin = p;
if (num_digits <= std::numeric_limits<int>::digits10)
return static_cast<int>(value);
int digits10 = static_cast<int>(sizeof(int) * CHAR_BIT * 3 / 10);
if (num_digits <= digits10) return static_cast<int>(value);
// Check for overflow.
const unsigned max = to_unsigned((std::numeric_limits<int>::max)());
return num_digits == std::numeric_limits<int>::digits10 + 1 &&
unsigned max = INT_MAX;
return num_digits == digits10 + 1 &&
prev * 10ull + unsigned(p[-1] - '0') <= max
? static_cast<int>(value)
: error_value;
@ -2198,9 +2198,8 @@ FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end,
Char c = *begin;
if (c >= '0' && c <= '9') {
int index = 0;
constexpr int max = (std::numeric_limits<int>::max)();
if (c != '0')
index = parse_nonnegative_int(begin, end, max);
index = parse_nonnegative_int(begin, end, INT_MAX);
else
++begin;
if (begin == end || (*begin != '}' && *begin != ':'))