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optimize append (#2164)

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moiwi 2021-03-13 16:21:23 +01:00 committed by GitHub
parent c8d8b88223
commit b8ff3c1820
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 3 deletions
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6
include/fmt/format.h
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@ -684,7 +684,7 @@ using is_fast_float = bool_constant<std::numeric_limits<T>::is_iec559 &&
template <typename T> template <typename T>
template <typename U> template <typename U>
void buffer<T>::append(const U* begin, const U* end) { void buffer<T>::append(const U* begin, const U* end) {
do { while (begin != end) {
auto count = to_unsigned(end - begin); auto count = to_unsigned(end - begin);
try_reserve(size_ + count); try_reserve(size_ + count);
auto free_cap = capacity_ - size_; auto free_cap = capacity_ - size_;
@ -692,7 +692,7 @@ void buffer<T>::append(const U* begin, const U* end) {
std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count));
size_ += count; size_ += count;
begin += count; begin += count;
} while (begin != end); }
} }
template <typename OutputIt, typename T, typename Traits> template <typename OutputIt, typename T, typename Traits>
@ -1576,7 +1576,7 @@ FMT_CONSTEXPR OutputIt write_padded(OutputIt out,
auto it = reserve(out, size + padding * specs.fill.size()); auto it = reserve(out, size + padding * specs.fill.size());
if (left_padding != 0) it = fill(it, left_padding, specs.fill); if (left_padding != 0) it = fill(it, left_padding, specs.fill);
it = f(it); it = f(it);
if (right_padding != 0) it = fill(it, padding - left_padding, specs.fill); if (right_padding != 0) it = fill(it, right_padding, specs.fill);
return base_iterator(out, it); return base_iterator(out, it);
} }