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Enable MSVC W4 with a few exceptions. Fix warnings and bugs

Browse Source 
Summary: Closes https://github.com/facebook/rocksdb/pull/3018

Differential Revision: D6079011

Pulled By: yiwu-arbug

fbshipit-source-id: 988a721e7e7617967859dba71d660fc69f4dff57
This commit is contained in:
Dmitri Smirnov 2017-10-19 10:48:47 -07:00 committed by Facebook Github Bot
parent b74999458f
commit ebab2e2d42
36 changed files with 146 additions and 83 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
CMakeLists.txt
View File

@ -145,7 +145,7 @@ target_include_directories(build_version PRIVATE
${CMAKE_CURRENT_SOURCE_DIR}/util)
if(MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zi /nologo /EHsc /GS /Gd /GR /GF /fp:precise /Zc:wchar_t /Zc:forScope /errorReport:queue")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /FC /d2Zi+ /W3 /wd4127 /wd4800 /wd4996 /wd4351")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /FC /d2Zi+ /W4 /wd4127 /wd4800 /wd4996 /wd4351 /wd4100 /wd4204 /wd4324")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -W -Wextra -Wall")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wsign-compare -Wshadow -Wno-unused-parameter -Wno-unused-variable -Woverloaded-virtual -Wnon-virtual-dtor -Wno-missing-field-initializers -Wno-strict-aliasing")
@ -560,9 +560,11 @@ set(SOURCES
$<TARGET_OBJECTS:build_version>)
if(HAVE_SSE42 AND NOT FORCE_SSE42)
if(NOT MSVC)
set_source_files_properties(
util/crc32c.cc
PROPERTIES COMPILE_FLAGS "-msse4.2")
PROPERTIES COMPILE_FLAGS "-msse4.2")
endif()
endif()
if(WIN32)

8
db/cuckoo_table_db_test.cc
View File

@ -241,7 +241,7 @@ TEST_F(CuckooTableDBTest, CompactionIntoMultipleFiles) {
// Write 28 values, each 10016 B ~ 10KB
for (int idx = 0; idx < 28; ++idx) {
ASSERT_OK(Put(Key(idx), std::string(10000, 'a' + idx)));
ASSERT_OK(Put(Key(idx), std::string(10000, 'a' + char(idx))));
}
dbfull()->TEST_WaitForFlushMemTable();
ASSERT_EQ("1", FilesPerLevel());
@ -250,7 +250,7 @@ TEST_F(CuckooTableDBTest, CompactionIntoMultipleFiles) {
true /* disallow trivial move */);
ASSERT_EQ("0,2", FilesPerLevel());
for (int idx = 0; idx < 28; ++idx) {
ASSERT_EQ(std::string(10000, 'a' + idx), Get(Key(idx)));
ASSERT_EQ(std::string(10000, 'a' + char(idx)), Get(Key(idx)));
}
}
@ -271,14 +271,14 @@ TEST_F(CuckooTableDBTest, SameKeyInsertedInTwoDifferentFilesAndCompacted) {
// Generate one more file in level-0, and should trigger level-0 compaction
for (int idx = 0; idx < 11; ++idx) {
ASSERT_OK(Put(Key(idx), std::string(10000, 'a' + idx)));
ASSERT_OK(Put(Key(idx), std::string(10000, 'a' + char(idx))));
}
dbfull()->TEST_WaitForFlushMemTable();
dbfull()->TEST_CompactRange(0, nullptr, nullptr);
ASSERT_EQ("0,1", FilesPerLevel());
for (int idx = 0; idx < 11; ++idx) {
ASSERT_EQ(std::string(10000, 'a' + idx), Get(Key(idx)));
ASSERT_EQ(std::string(10000, 'a' + char(idx)), Get(Key(idx)));
}
}

2
db/db_basic_test.cc
View File

@ -41,7 +41,7 @@ TEST_F(DBBasicTest, ReadOnlyDB) {
Close();
auto options = CurrentOptions();
assert(options.env = env_);
assert(options.env == env_);
ASSERT_OK(ReadOnlyReopen(options));
ASSERT_EQ("v3", Get("foo"));
ASSERT_EQ("v2", Get("bar"));

2
db/db_compaction_filter_test.cc
View File

@ -308,7 +308,6 @@ TEST_F(DBTestCompactionFilter, CompactionFilter) {
ASSERT_OK(iter->status());
while (iter->Valid()) {
ParsedInternalKey ikey(Slice(), 0, kTypeValue);
ikey.sequence = -1;
ASSERT_EQ(ParseInternalKey(iter->key(), &ikey), true);
total++;
if (ikey.sequence != 0) {
@ -617,7 +616,6 @@ TEST_F(DBTestCompactionFilter, CompactionFilterContextManual) {
ASSERT_OK(iter->status());
while (iter->Valid()) {
ParsedInternalKey ikey(Slice(), 0, kTypeValue);
ikey.sequence = -1;
ASSERT_EQ(ParseInternalKey(iter->key(), &ikey), true);
total++;
if (ikey.sequence != 0) {

22
db/db_impl.cc
View File

@ -1411,6 +1411,7 @@ bool DBImpl::KeyMayExist(const ReadOptions& read_options,
Iterator* DBImpl::NewIterator(const ReadOptions& read_options,
ColumnFamilyHandle* column_family) {
Iterator* result = nullptr;
if (read_options.read_tier == kPersistedTier) {
return NewErrorIterator(Status::NotSupported(
"ReadTier::kPersistedData is not yet supported in iterators."));
@ -1421,25 +1422,27 @@ Iterator* DBImpl::NewIterator(const ReadOptions& read_options,
if (read_options.managed) {
#ifdef ROCKSDB_LITE
// not supported in lite version
return NewErrorIterator(Status::InvalidArgument(
result = NewErrorIterator(Status::InvalidArgument(
"Managed Iterators not supported in RocksDBLite."));
#else
if ((read_options.tailing) || (read_options.snapshot != nullptr) ||
(is_snapshot_supported_)) {
return new ManagedIterator(this, read_options, cfd);
}
// Managed iter not supported
return NewErrorIterator(Status::InvalidArgument(
result = new ManagedIterator(this, read_options, cfd);
} else {
// Managed iter not supported
result = NewErrorIterator(Status::InvalidArgument(
"Managed Iterators not supported without snapshots."));
}
#endif
} else if (read_options.tailing) {
#ifdef ROCKSDB_LITE
// not supported in lite version
return nullptr;
result = nullptr;
#else
SuperVersion* sv = cfd->GetReferencedSuperVersion(&mutex_);
auto iter = new ForwardIterator(this, read_options, cfd, sv);
return NewDBIterator(
result = NewDBIterator(
env_, read_options, *cfd->ioptions(), cfd->user_comparator(), iter,
kMaxSequenceNumber,
sv->mutable_cf_options.max_sequential_skip_in_iterations,
@ -1449,10 +1452,9 @@ Iterator* DBImpl::NewIterator(const ReadOptions& read_options,
auto snapshot = read_options.snapshot != nullptr
? read_options.snapshot->GetSequenceNumber()
: versions_->LastSequence();
return NewIteratorImpl(read_options, cfd, snapshot, read_callback);
result = NewIteratorImpl(read_options, cfd, snapshot, read_callback);
}
// To stop compiler from complaining
return nullptr;
return result;
}
ArenaWrappedDBIter* DBImpl::NewIteratorImpl(const ReadOptions& read_options,

14
db/db_impl_compaction_flush.cc
View File

@ -894,15 +894,15 @@ Status DBImpl::RunManualCompaction(ColumnFamilyData* cfd, int input_level,
while (!manual.done) {
assert(HasPendingManualCompaction());
manual_conflict = false;
Compaction* compaction;
Compaction* compaction = nullptr;
if (ShouldntRunManualCompaction(&manual) || (manual.in_progress == true) ||
scheduled ||
((manual.manual_end = &manual.tmp_storage1) &&
((compaction = manual.cfd->CompactRange(
*manual.cfd->GetLatestMutableCFOptions(), manual.input_level,
manual.output_level, manual.output_path_id, manual.begin,
manual.end, &manual.manual_end, &manual_conflict)) == nullptr) &&
manual_conflict)) {
(((manual.manual_end = &manual.tmp_storage1) != nullptr) &&
((compaction = manual.cfd->CompactRange(
*manual.cfd->GetLatestMutableCFOptions(), manual.input_level,
manual.output_level, manual.output_path_id, manual.begin,
manual.end, &manual.manual_end, &manual_conflict)) == nullptr &&
manual_conflict))) {
// exclusive manual compactions should not see a conflict during
// CompactRange
assert(!exclusive || !manual_conflict);

4
db/db_iter.cc
View File

@ -139,7 +139,9 @@ class DBIter final: public Iterator {
if (pinned_iters_mgr_.PinningEnabled()) {
pinned_iters_mgr_.ReleasePinnedData();
}
RecordTick(statistics_, NO_ITERATORS, -1);
// Compiler warning issue filed:
// https://github.com/facebook/rocksdb/issues/3013
RecordTick(statistics_, NO_ITERATORS, uint64_t(-1));
local_stats_.BumpGlobalStatistics(statistics_);
if (!arena_mode_) {
delete iter_;

2
db/db_test_util.cc
View File

@ -1169,7 +1169,7 @@ void DBTestBase::validateNumberOfEntries(int numValues, int cf) {
int seq = numValues;
while (iter->Valid()) {
ParsedInternalKey ikey;
ikey.sequence = -1;
ikey.clear();
ASSERT_EQ(ParseInternalKey(iter->key(), &ikey), true);
// checks sequence number for updates

10
db/log_test.cc
View File

@ -195,7 +195,7 @@ class LogTest : public ::testing::TestWithParam<int> {
}
}
void IncrementByte(int offset, int delta) {
void IncrementByte(int offset, char delta) {
dest_contents()[offset] += delta;
}
@ -487,7 +487,7 @@ TEST_P(LogTest, ChecksumMismatch) {
TEST_P(LogTest, UnexpectedMiddleType) {
Write("foo");
SetByte(6, GetParam() ? kRecyclableMiddleType : kMiddleType);
SetByte(6, static_cast<char>(GetParam() ? kRecyclableMiddleType : kMiddleType));
FixChecksum(0, 3, !!GetParam());
ASSERT_EQ("EOF", Read());
ASSERT_EQ(3U, DroppedBytes());
@ -496,7 +496,7 @@ TEST_P(LogTest, UnexpectedMiddleType) {
TEST_P(LogTest, UnexpectedLastType) {
Write("foo");
SetByte(6, GetParam() ? kRecyclableLastType : kLastType);
SetByte(6, static_cast<char>(GetParam() ? kRecyclableLastType : kLastType));
FixChecksum(0, 3, !!GetParam());
ASSERT_EQ("EOF", Read());
ASSERT_EQ(3U, DroppedBytes());
@ -506,7 +506,7 @@ TEST_P(LogTest, UnexpectedLastType) {
TEST_P(LogTest, UnexpectedFullType) {
Write("foo");
Write("bar");
SetByte(6, GetParam() ? kRecyclableFirstType : kFirstType);
SetByte(6, static_cast<char>(GetParam() ? kRecyclableFirstType : kFirstType));
FixChecksum(0, 3, !!GetParam());
ASSERT_EQ("bar", Read());
ASSERT_EQ("EOF", Read());
@ -517,7 +517,7 @@ TEST_P(LogTest, UnexpectedFullType) {
TEST_P(LogTest, UnexpectedFirstType) {
Write("foo");
Write(BigString("bar", 100000));
SetByte(6, GetParam() ? kRecyclableFirstType : kFirstType);
SetByte(6, static_cast<char>(GetParam() ? kRecyclableFirstType : kFirstType));
FixChecksum(0, 3, !!GetParam());
ASSERT_EQ(BigString("bar", 100000), Read());
ASSERT_EQ("EOF", Read());

2
db/write_batch_test.cc
View File

@ -418,7 +418,7 @@ TEST_F(WriteBatchTest, PrepareCommit) {
TEST_F(WriteBatchTest, DISABLED_ManyUpdates) {
// Insert key and value of 3GB and push total batch size to 12GB.
static const size_t kKeyValueSize = 4u;
static const uint32_t kNumUpdates = 3 << 30;
static const uint32_t kNumUpdates = uint32_t(3 << 30);
std::string raw(kKeyValueSize, 'A');
WriteBatch batch(kNumUpdates * (4 + kKeyValueSize * 2) + 1024u);
char c = 'A';

3
env/env_test.cc vendored
View File

@ -73,7 +73,7 @@ struct Deleter {
std::unique_ptr<char, Deleter> NewAligned(const size_t size, const char ch) {
char* ptr = nullptr;
#ifdef OS_WIN
if (!(ptr = reinterpret_cast<char*>(_aligned_malloc(size, kPageSize)))) {
if (nullptr == (ptr = reinterpret_cast<char*>(_aligned_malloc(size, kPageSize)))) {
return std::unique_ptr<char, Deleter>(nullptr, Deleter(_aligned_free));
}
std::unique_ptr<char, Deleter> uptr(ptr, Deleter(_aligned_free));
@ -701,7 +701,6 @@ TEST_F(EnvPosixTest, PositionedAppend) {
IoctlFriendlyTmpdir ift;
ASSERT_OK(env_->NewWritableFile(ift.name() + "/f", &writable_file, options));
const size_t kBlockSize = 4096;
const size_t kPageSize = 4096;
const size_t kDataSize = kPageSize;
// Write a page worth of 'a'
auto data_ptr = NewAligned(kDataSize, 'a');

7
include/rocksdb/filter_policy.h
View File

@ -46,6 +46,10 @@ class FilterBitsBuilder {
virtual Slice Finish(std::unique_ptr<const char[]>* buf) = 0;
// Calculate num of entries fit into a space.
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4702) // unreachable code
#endif
virtual int CalculateNumEntry(const uint32_t space) {
#ifndef ROCKSDB_LITE
throw std::runtime_error("CalculateNumEntry not Implemented");
@ -54,6 +58,9 @@ class FilterBitsBuilder {
#endif
return 0;
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
};
// A class that checks if a key can be in filter

8
include/rocksdb/utilities/env_mirror.h
View File

@ -73,6 +73,11 @@ class EnvMirror : public EnvWrapper {
assert(as == bs);
return as;
}
#if defined(_MSC_VER)
#pragma warning(push)
// logical operation on address of string constant
#pragma warning(disable : 4130)
#endif
Status GetChildren(const std::string& dir,
std::vector<std::string>* r) override {
std::vector<std::string> ar, br;
@ -87,6 +92,9 @@ class EnvMirror : public EnvWrapper {
*r = ar;
return as;
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
Status DeleteFile(const std::string& f) override {
Status as = a_->DeleteFile(f);
Status bs = b_->DeleteFile(f);

4
memtable/inlineskiplist.h
View File

@ -565,8 +565,8 @@ InlineSkipList<Comparator>::InlineSkipList(const Comparator cmp,
Allocator* allocator,
int32_t max_height,
int32_t branching_factor)
: kMaxHeight_(max_height),
kBranching_(branching_factor),
: kMaxHeight_(static_cast<uint16_t>(max_height)),
kBranching_(static_cast<uint16_t>(branching_factor)),
kScaledInverseBranching_((Random::kMaxNext + 1) / kBranching_),
compare_(cmp),
allocator_(allocator),

4
memtable/skiplist.h
View File

@ -409,8 +409,8 @@ template <typename Key, class Comparator>
SkipList<Key, Comparator>::SkipList(const Comparator cmp, Allocator* allocator,
int32_t max_height,
int32_t branching_factor)
: kMaxHeight_(max_height),
kBranching_(branching_factor),
: kMaxHeight_(static_cast<uint16_t>(max_height)),
kBranching_(static_cast<uint16_t>(branching_factor)),
kScaledInverseBranching_((Random::kMaxNext + 1) / kBranching_),
compare_(cmp),
allocator_(allocator),

1
port/win/io_win.cc
View File

@ -675,7 +675,6 @@ Status WinRandomAccessImpl::ReadImpl(uint64_t offset, size_t n, Slice* result,
}
size_t left = n;
char* dest = scratch;
SSIZE_T r = PositionedReadInternal(scratch, left, offset);
if (r > 0) {

2
table/cuckoo_table_builder.cc
View File

@ -187,7 +187,7 @@ Status CuckooTableBuilder::MakeHashTable(std::vector<CuckooBucket>* buckets) {
buckets->resize(hash_table_size_ + cuckoo_block_size_ - 1);
uint32_t make_space_for_key_call_id = 0;
for (uint32_t vector_idx = 0; vector_idx < num_entries_; vector_idx++) {
uint64_t bucket_id;
uint64_t bucket_id = 0;
bool bucket_found = false;
autovector<uint64_t> hash_vals;
Slice user_key = GetUserKey(vector_idx);

16
table/index_builder.cc
View File

@ -28,26 +28,28 @@ IndexBuilder* IndexBuilder::CreateIndexBuilder(
const InternalKeyComparator* comparator,
const InternalKeySliceTransform* int_key_slice_transform,
const BlockBasedTableOptions& table_opt) {
IndexBuilder* result = nullptr;
switch (index_type) {
case BlockBasedTableOptions::kBinarySearch: {
return new ShortenedIndexBuilder(comparator,
result = new ShortenedIndexBuilder(comparator,
table_opt.index_block_restart_interval);
}
break;
case BlockBasedTableOptions::kHashSearch: {
return new HashIndexBuilder(comparator, int_key_slice_transform,
result = new HashIndexBuilder(comparator, int_key_slice_transform,
table_opt.index_block_restart_interval);
}
break;
case BlockBasedTableOptions::kTwoLevelIndexSearch: {
return PartitionedIndexBuilder::CreateIndexBuilder(comparator, table_opt);
result = PartitionedIndexBuilder::CreateIndexBuilder(comparator, table_opt);
}
break;
default: {
assert(!"Do not recognize the index type ");
return nullptr;
}
break;
}
// impossible.
assert(false);
return nullptr;
return result;
}
PartitionedIndexBuilder* PartitionedIndexBuilder::CreateIndexBuilder(

2
table/plain_table_factory.h
View File

@ -161,7 +161,7 @@ class PlainTableFactory : public TableFactory {
const PlainTableOptions& table_options() const;
static const char kValueTypeSeqId0 = char(0xFF);
static const char kValueTypeSeqId0 = char(~0);
// Sanitizes the specified DB Options.
Status SanitizeOptions(const DBOptions& db_opts,

7
third-party/fbson/FbsonWriter.h vendored
View File

@ -32,6 +32,13 @@
#include "FbsonDocument.h"
#include "FbsonStream.h"
// conversion' conversion from 'type1' to 'type2', possible loss of data
// Can not restore at the header end as the warnings are emitted at the point of
// template instantiation
#if defined(_MSC_VER)
#pragma warning(disable : 4244)
#endif
namespace fbson {
template <class OS_TYPE>

4
tools/db_bench_tool.cc
View File

@ -3365,7 +3365,7 @@ void VerifyDBFromDB(std::string& truth_db_name) {
db->db = db->opt_txn_db->GetBaseDB();
}
} else if (FLAGS_transaction_db) {
TransactionDB* ptr;
TransactionDB* ptr = nullptr;
TransactionDBOptions txn_db_options;
s = CreateLoggerFromOptions(db_name, options, &options.info_log);
if (s.ok()) {
@ -3376,7 +3376,7 @@ void VerifyDBFromDB(std::string& truth_db_name) {
}
} else if (FLAGS_use_blob_db) {
blob_db::BlobDBOptions blob_db_options;
blob_db::BlobDB* ptr;
blob_db::BlobDB* ptr = nullptr;
s = blob_db::BlobDB::Open(options, blob_db_options, db_name, &ptr);
if (s.ok()) {
db->db = ptr;

2
tools/ldb_cmd.cc
View File

@ -2806,7 +2806,7 @@ void DumpSstFile(std::string filename, bool output_hex, bool show_properties) {
}
// no verification
rocksdb::SstFileReader reader(filename, false, output_hex);
Status st = reader.ReadSequential(true, -1, false, // has_from
Status st = reader.ReadSequential(true, std::numeric_limits<uint64_t>::max(), false, // has_from
from_key, false, // has_to
to_key);
if (!st.ok()) {

6
tools/sst_dump_tool.cc
View File

@ -81,7 +81,7 @@ Status SstFileReader::GetTableReader(const std::string& file_path) {
Footer footer;
unique_ptr<RandomAccessFile> file;
uint64_t file_size;
uint64_t file_size = 0;
Status s = options_.env->NewRandomAccessFile(file_path, &file, soptions_);
if (s.ok()) {
s = options_.env->GetFileSize(file_path, &file_size);
@ -411,7 +411,7 @@ void print_help() {
int SSTDumpTool::Run(int argc, char** argv) {
const char* dir_or_file = nullptr;
uint64_t read_num = -1;
uint64_t read_num = std::numeric_limits<uint64_t>::max();
std::string command;
char junk;
@ -428,7 +428,7 @@ int SSTDumpTool::Run(int argc, char** argv) {
std::string from_key;
std::string to_key;
std::string block_size_str;
size_t block_size;
size_t block_size = 0;
std::vector<std::pair<CompressionType, const char*>> compression_types;
uint64_t total_num_files = 0;
uint64_t total_num_data_blocks = 0;

8
tools/write_stress.cc
View File

@ -163,7 +163,7 @@ class WriteStress {
std::uniform_int_distribution<int> char_dist('a', 'z');
std::string ret;
for (int i = 0; i < len; ++i) {
ret += char_dist(r);
ret += static_cast<char>(char_dist(r));
}
return ret;
};
@ -210,13 +210,13 @@ class WriteStress {
FLAGS_prefix_mutate_period_sec *
1000 * 1000LL));
if (dist(rng) < FLAGS_first_char_mutate_probability) {
key_prefix_[0].store(char_dist(rng), std::memory_order_relaxed);
key_prefix_[0].store(static_cast<char>(char_dist(rng)), std::memory_order_relaxed);
}
if (dist(rng) < FLAGS_second_char_mutate_probability) {
key_prefix_[1].store(char_dist(rng), std::memory_order_relaxed);
key_prefix_[1].store(static_cast<char>(char_dist(rng)), std::memory_order_relaxed);
}
if (dist(rng) < FLAGS_third_char_mutate_probability) {
key_prefix_[2].store(char_dist(rng), std::memory_order_relaxed);
key_prefix_[2].store(static_cast<char>(char_dist(rng)), std::memory_order_relaxed);
}
}
}

8
util/coding.cc
View File

@ -15,6 +15,11 @@
namespace rocksdb {
// conversion' conversion from 'type1' to 'type2', possible loss of data
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4244)
#endif
char* EncodeVarint32(char* dst, uint32_t v) {
// Operate on characters as unsigneds
unsigned char* ptr = reinterpret_cast<unsigned char*>(dst);
@ -42,6 +47,9 @@ char* EncodeVarint32(char* dst, uint32_t v) {
}
return reinterpret_cast<char*>(ptr);
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
const char* GetVarint32PtrFallback(const char* p, const char* limit,
uint32_t* value) {

28
util/compression.h
View File

@ -46,8 +46,9 @@ namespace rocksdb {
inline bool Snappy_Supported() {
#ifdef SNAPPY
return true;
#endif
#else
return false;
#endif
}
inline bool Zlib_Supported() {
@ -60,37 +61,42 @@ inline bool Zlib_Supported() {
inline bool BZip2_Supported() {
#ifdef BZIP2
return true;
#endif
#else
return false;
#endif
}
inline bool LZ4_Supported() {
#ifdef LZ4
return true;
#endif
#else
return false;
#endif
}
inline bool XPRESS_Supported() {
#ifdef XPRESS
return true;
#endif
#else
return false;
#endif
}
inline bool ZSTD_Supported() {
#ifdef ZSTD
// ZSTD format is finalized since version 0.8.0.
return (ZSTD_versionNumber() >= 800);
#endif
#else
return false;
#endif
}
inline bool ZSTDNotFinal_Supported() {
#ifdef ZSTD
return true;
#endif
#else
return false;
#endif
}
inline bool CompressionTypeSupported(CompressionType compression_type) {
@ -159,9 +165,9 @@ inline bool Snappy_Compress(const CompressionOptions& opts, const char* input,
snappy::RawCompress(input, length, &(*output)[0], &outlen);
output->resize(outlen);
return true;
#endif
#else
return false;
#endif
}
inline bool Snappy_GetUncompressedLength(const char* input, size_t length,
@ -708,16 +714,18 @@ inline bool LZ4HC_Compress(const CompressionOptions& opts,
inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
#ifdef XPRESS
return port::xpress::Compress(input, length, output);
#endif
#else
return false;
#endif
}
inline char* XPRESS_Uncompress(const char* input_data, size_t input_length,
int* decompress_size) {
#ifdef XPRESS
return port::xpress::Decompress(input_data, input_length, decompress_size);
#endif
#else
return nullptr;
#endif
}

4
util/crc32c_test.cc
View File

@ -26,12 +26,12 @@ TEST(CRC, StandardResults) {
ASSERT_EQ(0x62a8ab43U, Value(buf, sizeof(buf)));
for (int i = 0; i < 32; i++) {
buf[i] = i;
buf[i] = static_cast<char>(i);
}
ASSERT_EQ(0x46dd794eU, Value(buf, sizeof(buf)));
for (int i = 0; i < 32; i++) {
buf[i] = 31 - i;
buf[i] = static_cast<char>(31 - i);
}
ASSERT_EQ(0x113fdb5cU, Value(buf, sizeof(buf)));

8
util/dynamic_bloom.h
View File

@ -125,12 +125,20 @@ inline bool DynamicBloom::MayContain(const Slice& key) const {
return (MayContainHash(hash_func_(key)));
}
#if defined(_MSC_VER)
#pragma warning(push)
// local variable is initialized but not referenced
#pragma warning(disable : 4189)
#endif
inline void DynamicBloom::Prefetch(uint32_t h) {
if (kNumBlocks != 0) {
uint32_t b = ((h >> 11 | (h << 21)) % kNumBlocks) * (CACHE_LINE_SIZE * 8);
PREFETCH(&(data_[b / 8]), 0, 3);
}
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
inline bool DynamicBloom::MayContainHash(uint32_t h) const {
assert(IsInitialized());

2
util/slice.cc
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@ -182,7 +182,7 @@ bool Slice::DecodeHex(std::string* result) const {
if (h2 < 0) {
return false;
}
result->push_back((h1 << 4) | h2);
result->push_back(static_cast<char>((h1 << 4) | h2));
}
return true;
}

2
util/thread_local.cc
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@ -174,7 +174,7 @@ namespace wintlscleanup {
// This is set to OnThreadExit in StaticMeta singleton constructor
UnrefHandler thread_local_inclass_routine = nullptr;
pthread_key_t thread_local_key = -1;
pthread_key_t thread_local_key = pthread_key_t (-1);
// Static callback function to call with each thread termination.
void NTAPI WinOnThreadExit(PVOID module, DWORD reason, PVOID reserved) {

2
utilities/blob_db/blob_log_writer.cc
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@ -87,7 +87,7 @@ Status Writer::AddRecord(const Slice& key, const Slice& val,
assert(last_elem_type_ == kEtFileHdr || last_elem_type_ == kEtRecord);
std::string buf;
ConstructBlobHeader(&buf, key, val, -1, -1);
ConstructBlobHeader(&buf, key, val, 0, -1);
Status s = EmitPhysicalRecord(buf, key, val, key_offset, blob_offset);
return s;

15
utilities/document/document_db.cc
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@ -431,6 +431,10 @@ class SimpleSortedIndex : public Index {
return direction;
}
// REQUIRES: UsefulIndex(filter) == true
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4702) // Unreachable code
#endif
virtual bool ShouldContinueLooking(
const Filter& filter, const Slice& secondary_key,
Index::Direction direction) const override {
@ -483,7 +487,9 @@ class SimpleSortedIndex : public Index {
// this is here just so compiler doesn't complain
return false;
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
private:
std::string field_;
std::string name_;
@ -1060,6 +1066,10 @@ class DocumentDBImpl : public DocumentDB {
}
private:
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4702) // unreachable code
#endif
Cursor* ConstructFilterCursor(ReadOptions read_options, Cursor* cursor,
const JSONDocument& query) {
std::unique_ptr<const Filter> filter(Filter::ParseFilter(query));
@ -1113,6 +1123,9 @@ class DocumentDBImpl : public DocumentDB {
assert(false);
return nullptr;
}
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
// currently, we lock and serialize all writes to rocksdb. reads are not
// locked and always get consistent view of the database. we should optimize

2
utilities/persistent_cache/hash_table_evictable.h
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@ -88,7 +88,7 @@ class EvictableHashTable : private HashTable<T*, Hash, Equal> {
WriteLock _(&hash_table::locks_[idx]);
LRUListType& lru = lru_lists_[idx];
if (!lru.IsEmpty() && (t = lru.Pop())) {
if (!lru.IsEmpty() && (t = lru.Pop()) != nullptr) {
assert(!t->refs_);
// We got an item to evict, erase from the bucket
const uint64_t h = Hash()(t);

2
utilities/redis/redis_lists_test.cc
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@ -747,7 +747,7 @@ namespace {
void MakeUpper(std::string* const s) {
int len = static_cast<int>(s->length());
for (int i = 0; i < len; ++i) {
(*s)[i] = toupper((*s)[i]); // C-version defined in <ctype.h>
(*s)[i] = static_cast<char>(toupper((*s)[i])); // C-version defined in <ctype.h>
}
}

2
utilities/spatialdb/spatial_db_test.cc
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@ -224,7 +224,7 @@ namespace {
std::string RandomStr(Random* rnd) {
std::string r;
for (int k = 0; k < 10; ++k) {
r.push_back(rnd->Uniform(26) + 'a');
r.push_back(static_cast<char>(rnd->Uniform(26)) + 'a');
}
return r;
}

8
utilities/transactions/transaction_test.cc
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@ -1153,11 +1153,11 @@ TEST_P(TransactionTest, DISABLED_TwoPhaseMultiThreadTest) {
if (id % 2 == 0) {
txn_options.expiration = 1000000;
}
TransactionName name("xid_" + std::string(1, 'A' + id));
TransactionName name("xid_" + std::string(1, 'A' + static_cast<char>(id)));
Transaction* txn = db->BeginTransaction(write_options, txn_options);
ASSERT_OK(txn->SetName(name));
for (int i = 0; i < 10; i++) {
std::string key(name + "_" + std::string(1, 'A' + i));
std::string key(name + "_" + std::string(1, static_cast<char>('A' + i)));
ASSERT_OK(txn->Put(key, "val"));
}
ASSERT_OK(txn->Prepare());
@ -1208,9 +1208,9 @@ TEST_P(TransactionTest, DISABLED_TwoPhaseMultiThreadTest) {
std::string value;
Status s;
for (uint32_t t = 0; t < NUM_TXN_THREADS; t++) {
TransactionName name("xid_" + std::string(1, 'A' + t));
TransactionName name("xid_" + std::string(1, 'A' + static_cast<char>(t)));
for (int i = 0; i < 10; i++) {
std::string key(name + "_" + std::string(1, 'A' + i));
std::string key(name + "_" + std::string(1, static_cast<char>('A' + i)));
s = db->Get(read_options, key, &value);
ASSERT_OK(s);
ASSERT_EQ(value, "val");