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Fix memmove offset and missing trailing zeros

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This commit is contained in:
Matt Borland
2023-04-21 14:44:23 +02:00
parent 91c67dfa18
commit e58aeff5e2
1 changed files with 8 additions and 1 deletions
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9
src/to_chars.cpp
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@@ -82,7 +82,7 @@ boost::charconv::to_chars_result boost::charconv::to_chars(char* first, char* la
{
if (fmt == boost::charconv::chars_format::general || fmt == boost::charconv::chars_format::fixed)
{
const auto abs_value = std::abs(value);
auto abs_value = std::abs(value);
if (abs_value >= 1 && abs_value < 1e16)
{
auto value_struct = boost::charconv::detail::to_decimal(value);
@@ -103,6 +103,13 @@ boost::charconv::to_chars_result boost::charconv::to_chars(char* first, char* la
{
std::memmove(r.ptr + value_struct.exponent + 1, r.ptr + value_struct.exponent, -value_struct.exponent);
std::memset(r.ptr + value_struct.exponent, '.', 1);
r.ptr -= value_struct.exponent;
}
while (std::fmod(abs_value, 10) == 0)
{
*r.ptr++ = '0';
abs_value /= 10;
}
return { r.ptr, 0 };