Merge pull request #245 from fastfloat/removing_dead_function

removing unused function

Author: lemire

include/fast_float/ascii_number.h

@@ -123,24 +123,6 @@ uint64_t simd_read8_to_u64(UC const*) {
   return 0;
 }
 
-
-fastfloat_really_inline FASTFLOAT_CONSTEXPR20
-void write_u64(uint8_t *chars, uint64_t val) {
-  if (cpp20_and_in_constexpr()) {
-    for(int i = 0; i < 8; ++i) {
-      *chars = uint8_t(val);
-      val >>= 8;
-      ++chars;
-    }
-    return;
-  }
-#if FASTFLOAT_IS_BIG_ENDIAN == 1
-  // Need to read as-if the number was in little-endian order.
-  val = byteswap(val);
-#endif
-  ::memcpy(chars, &val, sizeof(uint64_t));
-}
-
 // credit  @aqrit
 fastfloat_really_inline FASTFLOAT_CONSTEXPR14
 uint32_t parse_eight_digits_unrolled(uint64_t val) {