Remove grisu_count_digits

include/fmt/format-inl.h

@@ -1498,20 +1498,6 @@ enum result {
 };
 }
 
-// A version of count_digits optimized for grisu_gen_digits.
-inline int grisu_count_digits(uint32_t n) {
-  if (n < 10) return 1;
-  if (n < 100) return 2;
-  if (n < 1000) return 3;
-  if (n < 10000) return 4;
-  if (n < 100000) return 5;
-  if (n < 1000000) return 6;
-  if (n < 10000000) return 7;
-  if (n < 100000000) return 8;
-  if (n < 1000000000) return 9;
-  return 10;
-}
-
 // Generates output using the Grisu digit-gen algorithm.
 // error: the size of the region (lower, upper) outside of which numbers
 // definitely do not round to value (Delta in Grisu3).
@@ -1527,7 +1513,7 @@ FMT_ALWAYS_INLINE digits::result grisu_gen_digits(fp value, uint64_t error,
   FMT_ASSERT(integral == value.f >> -one.e, "");
   // The fractional part of scaled value (p2 in Grisu) c = value % one.
   uint64_t fractional = value.f & (one.f - 1);
-  exp = grisu_count_digits(integral);  // kappa in Grisu.
+  exp = count_digits(integral);  // kappa in Grisu.
   // Divide by 10 to prevent overflow.
   auto result = handler.on_start(data::powers_of_10_64[exp - 1] << -one.e,
                                  value.f / 10, error * 10, exp);