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Fix GCC8.2 conversion warning

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lib/fmt/include/fmt/format-inl.h:759:27: error: conversion from
‘ptrdiff_t’ {aka ‘long int’} to ‘int’ may change value
[-Werror=conversion]
   grisu2_prettify(params, size, cached_exp + exp, prettify_handler(buf, size));
                           ^~~~
This commit is contained in:
Florin Iucha 2018-12-15 09:46:35 -05:00
parent 8668639ae2
commit 148dfc00c9
1 changed files with 5 additions and 5 deletions
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10
include/fmt/format-inl.h
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@ -464,14 +464,14 @@ FMT_FUNC fp get_cached_power(int min_exponent, int &pow10_exponent) {
}
FMT_FUNC bool grisu2_round(
char *buf, ptrdiff_t &size, size_t max_digits, uint64_t delta,
char *buf, int &size, size_t max_digits, uint64_t delta,
uint64_t remainder, uint64_t exp, uint64_t diff, int &exp10) {
while (remainder < diff && delta - remainder >= exp &&
(remainder + exp < diff || diff - remainder > remainder + exp - diff)) {
--buf[size - 1];
remainder += exp;
}
if (size > static_cast<ptrdiff_t>(max_digits)) {
if (size > static_cast<int>(max_digits)) {
--size;
++exp10;
if (buf[size] >= '5')
@ -482,7 +482,7 @@ FMT_FUNC bool grisu2_round(
// Generates output using Grisu2 digit-gen algorithm.
FMT_FUNC bool grisu2_gen_digits(
char *buf, ptrdiff_t &size, uint32_t hi, uint64_t lo, int &exp,
char *buf, int &size, uint32_t hi, uint64_t lo, int &exp,
uint64_t delta, const fp &one, const fp &diff, size_t max_digits) {
// Generate digits for the most significant part (hi).
while (exp > 0) {
@ -507,7 +507,7 @@ FMT_FUNC bool grisu2_gen_digits(
buf[size++] = static_cast<char>('0' + digit);
--exp;
uint64_t remainder = (static_cast<uint64_t>(hi) << -one.e) + lo;
if (remainder <= delta || size > static_cast<ptrdiff_t>(max_digits)) {
if (remainder <= delta || size > static_cast<int>(max_digits)) {
return grisu2_round(
buf, size, max_digits, delta, remainder,
static_cast<uint64_t>(data::POWERS_OF_10_32[exp]) << -one.e,
@ -750,7 +750,7 @@ FMT_FUNC typename std::enable_if<sizeof(Double) == sizeof(uint64_t), bool>::type
// lo (p2 in Grisu) contains the least significants digits of scaled_upper.
// lo = supper % one.
uint64_t lo = upper.f & (one.f - 1);
ptrdiff_t size = 0;
int size = 0;
if (!grisu2_gen_digits(buf.data(), size, hi, lo, exp, delta, one, diff,
params.num_digits)) {
buf.clear();