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Fix clang build error

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Summary:
Fix cast from size_t to unsigned int.
Closes https://github.com/facebook/rocksdb/pull/3125

Differential Revision: D6232863

Pulled By: yiwu-arbug

fbshipit-source-id: 4c6131168b1faec26f7820b2cf4a09c242d323b7
This commit is contained in:
Yi Wu 2017-11-03 11:15:26 -07:00 committed by Facebook Github Bot
parent 2581c0a5a1
commit d956169563
1 changed files with 3 additions and 3 deletions
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6
util/compression.h
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@ -806,9 +806,9 @@ inline std::string ZSTD_TrainDictionary(const std::string& samples,
// only since v0.8.0. For now we enable the feature in stable versions only.
#if ZSTD_VERSION_NUMBER >= 800 // v0.8.0+
std::string dict_data(max_dict_bytes, '\0');
size_t dict_len =
ZDICT_trainFromBuffer(&dict_data[0], max_dict_bytes, &samples[0],
&sample_lens[0], sample_lens.size());
size_t dict_len = ZDICT_trainFromBuffer(
&dict_data[0], max_dict_bytes, &samples[0], &sample_lens[0],
static_cast<unsigned>(sample_lens.size()));
if (ZDICT_isError(dict_len)) {
return "";
}