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Two code changes to make "clang analyze" happy (#4292)

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Summary:
Clang analyze is not happy in two pieces of code, with "Potential memory leak". No idea what the problem but slightly changing the code makes clang happy.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/4292

Differential Revision: D9413555

Pulled By: siying

fbshipit-source-id: 9428c9d3664530c72129feefd135ee63d8386137
This commit is contained in:
Siying Dong 2018-08-20 17:31:28 -07:00 committed by Facebook Github Bot
parent dc064f302e
commit d5612b43de
2 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
db/version_builder.cc
View File

@ -384,7 +384,7 @@ class VersionBuilder::Rep {
}
std::atomic<size_t> next_file_meta_idx(0);
std::function<void()> load_handlers_func = [&]() {
std::function<void()> load_handlers_func([&]() {
while (true) {
size_t file_idx = next_file_meta_idx.fetch_add(1);
if (file_idx >= files_meta.size()) {
@ -405,7 +405,7 @@ class VersionBuilder::Rep {
file_meta->table_reader_handle);
}
}
};
});
std::vector<port::Thread> threads;
for (int i = 1; i < max_threads; i++) {

12
util/dynamic_bloom_test.cc
View File

@ -258,12 +258,12 @@ TEST_F(DynamicBloomTest, concurrent_with_perf) {
timer.Start();
std::function<void(size_t)> adder = [&](size_t t) {
std::function<void(size_t)> adder([&](size_t t) {
for (uint64_t i = 1 + t; i <= num_keys; i += num_threads) {
std_bloom.AddConcurrently(
Slice(reinterpret_cast<const char*>(&i), 8));
}
};
});
for (size_t t = 0; t < num_threads; ++t) {
threads.emplace_back(adder, t);
}
@ -279,13 +279,13 @@ TEST_F(DynamicBloomTest, concurrent_with_perf) {
timer.Start();
std::function<void(size_t)> hitter = [&](size_t t) {
std::function<void(size_t)> hitter([&](size_t t) {
for (uint64_t i = 1 + t; i <= num_keys; i += num_threads) {
bool f =
std_bloom.MayContain(Slice(reinterpret_cast<const char*>(&i), 8));
ASSERT_TRUE(f);
}
};
});
for (size_t t = 0; t < num_threads; ++t) {
threads.emplace_back(hitter, t);
}
@ -302,7 +302,7 @@ TEST_F(DynamicBloomTest, concurrent_with_perf) {
timer.Start();
std::atomic<uint32_t> false_positives(0);
std::function<void(size_t)> misser = [&](size_t t) {
std::function<void(size_t)> misser([&](size_t t) {
for (uint64_t i = num_keys + 1 + t; i <= 2 * num_keys;
i += num_threads) {
bool f =
@ -311,7 +311,7 @@ TEST_F(DynamicBloomTest, concurrent_with_perf) {
++false_positives;
}
}
};
});
for (size_t t = 0; t < num_threads; ++t) {
threads.emplace_back(misser, t);
}