Add charconv overloads

Author: mborland

include/boost/decimal/charconv.hpp

@@ -93,6 +93,11 @@ BOOST_DECIMAL_EXPORT constexpr auto from_chars(const char* first, const char* la
     return detail::from_chars_general_impl(first, last, value, fmt);
 }
 
+BOOST_DECIMAL_EXPORT constexpr auto from_chars(const char* first, const char* last, decimal32_fast& value, chars_format fmt = chars_format::general) noexcept
+{
+    return detail::from_chars_general_impl(first, last, value, fmt);
+}
+
 BOOST_DECIMAL_EXPORT constexpr auto from_chars(const char* first, const char* last, decimal64& value, chars_format fmt = chars_format::general) noexcept
 {
     return detail::from_chars_general_impl(first, last, value, fmt);
@@ -778,6 +783,26 @@ BOOST_DECIMAL_EXPORT BOOST_DECIMAL_CONSTEXPR auto to_chars(char* first, char* la
     return detail::to_chars_impl(first, last, value, fmt, precision);
 }
 
+BOOST_DECIMAL_EXPORT BOOST_DECIMAL_CONSTEXPR auto to_chars(char* first, char* last, decimal32_fast value) noexcept -> to_chars_result
+{
+    return detail::to_chars_impl(first, last, value);
+}
+
+BOOST_DECIMAL_EXPORT BOOST_DECIMAL_CONSTEXPR auto to_chars(char* first, char* last, decimal32_fast value, chars_format fmt) noexcept -> to_chars_result
+{
+    return detail::to_chars_impl(first, last, value, fmt);
+}
+
+BOOST_DECIMAL_EXPORT BOOST_DECIMAL_CONSTEXPR auto to_chars(char* first, char* last, decimal32_fast value, chars_format fmt, int precision) noexcept -> to_chars_result
+{
+    if (precision < 0)
+    {
+        precision = 6;
+    }
+
+    return detail::to_chars_impl(first, last, value, fmt, precision);
+}
+
 BOOST_DECIMAL_EXPORT BOOST_DECIMAL_CONSTEXPR auto to_chars(char* first, char* last, decimal64 value) noexcept -> to_chars_result
 {
     return detail::to_chars_impl(first, last, value);