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sstables/sstables: mark dummy variable for loop [[maybe_unused]]

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without C++23 `std::ranges::repeat_view`, it'd be cumbersume to
implement a loop without dummy variable

```
/home/kefu/dev/scylladb/sstables/sstables.cc:484:15: error: unused variable '_' [-Werror,-Wunused-variable]
    for (auto _ : boost::irange<key_type>(0, nr_elements)) {
              ^
```

Signed-off-by: Kefu Chai <kefu.chai@scylladb.com>
This commit is contained in:
Kefu Chai
2023-02-16 01:09:44 +08:00
parent 3ae11de204
commit 1171c326a9
1 changed files with 1 additions and 1 deletions
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2
sstables/sstables.cc
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@@ -480,7 +480,7 @@ parse(const schema& schema, sstable_version_types v, random_access_reader& in, d
key_type nr_elements;
co_await parse(schema, v, in, nr_elements);
for (auto _ : boost::irange<key_type>(0, nr_elements)) {
for ([[maybe_unused]] auto _ : boost::irange<key_type>(0, nr_elements)) {
key_type new_key;
unsigned new_size;
co_await parse(schema, v, in, new_key);