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Avoid unsupported attributes when not building with UBSAN 

Summary:
yiwu-arbug see individual commits.
Closes https://github.com/facebook/rocksdb/pull/2318

Differential Revision: D5141520

Pulled By: yiwu-arbug

fbshipit-source-id: 7987c92ab4461eef36afce5a133d3a0ee0c96300
This commit is contained in:
Tamir Duberstein 2017-05-30 11:05:28 -07:00 committed by Facebook Github Bot
parent 5fd04566c4
commit 103d0692ea
7 changed files with 34 additions and 19 deletions
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3
CMakeLists.txt
View File

@ -195,7 +195,6 @@ endif()
option(WITH_ASAN "build with ASAN" OFF)
if(WITH_ASAN)
add_definitions(-DROCKSDB_TSAN_RUN)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=address")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address")
@ -207,7 +206,6 @@ endif()
option(WITH_TSAN "build with TSAN" OFF)
if(WITH_TSAN)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=thread -pie")
add_definitions(-DROCKSDB_TSAN_RUN)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=thread -fPIC")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=thread -fPIC")
if(WITH_JEMALLOC)
@ -217,6 +215,7 @@ endif()
option(WITH_UBSAN "build with UBSAN" OFF)
if(WITH_UBSAN)
add_definitions(-DROCKSDB_UBSAN_RUN)
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=undefined")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fsanitize=undefined")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=undefined")

8
Makefile
View File

@ -193,8 +193,8 @@ endif
ifdef COMPILE_WITH_TSAN
DISABLE_JEMALLOC=1
EXEC_LDFLAGS += -fsanitize=thread
PLATFORM_CCFLAGS += -fsanitize=thread -fPIC -DROCKSDB_TSAN_RUN
PLATFORM_CXXFLAGS += -fsanitize=thread -fPIC -DROCKSDB_TSAN_RUN
PLATFORM_CCFLAGS += -fsanitize=thread -fPIC
PLATFORM_CXXFLAGS += -fsanitize=thread -fPIC
# Turn off -pg when enabling TSAN testing, because that induces
# a link failure. TODO: find the root cause
PROFILING_FLAGS =
@ -211,8 +211,8 @@ endif
ifdef COMPILE_WITH_UBSAN
DISABLE_JEMALLOC=1
EXEC_LDFLAGS += -fsanitize=undefined
PLATFORM_CCFLAGS += -fsanitize=undefined
PLATFORM_CXXFLAGS += -fsanitize=undefined
PLATFORM_CCFLAGS += -fsanitize=undefined -DROCKSDB_UBSAN_RUN
PLATFORM_CXXFLAGS += -fsanitize=undefined -DROCKSDB_UBSAN_RUN
endif
ifndef DISABLE_JEMALLOC

3
db/db_test_util.h
View File

@ -49,10 +49,7 @@
#include "util/mutexlock.h"
#include "util/string_util.h"
// SyncPoint is not supported in Released Windows Mode.
#if !(defined NDEBUG) || !defined(OS_WIN)
#include "util/sync_point.h"
#endif // !(defined NDEBUG) || !defined(OS_WIN)
#include "util/testharness.h"
#include "util/testutil.h"
#include "utilities/merge_operators.h"

8
db/fault_injection_test.cc
View File

@ -230,10 +230,12 @@ class FaultInjectionTest : public testing::Test,
return Status::OK();
}
#if __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 9)
__attribute__((__no_sanitize__("undefined")))
#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)
#ifdef ROCKSDB_UBSAN_RUN
#if defined(__clang__)
__attribute__((__no_sanitize__("shift"), no_sanitize("signed-integer-overflow")))
#elif defined(__GNUC__)
__attribute__((__no_sanitize_undefined__))
#endif
#endif
// Return the ith key
Slice Key(int i, std::string* storage) const {

14
util/coding.h
View File

@ -354,6 +354,13 @@ inline Slice GetSliceUntil(Slice* slice, char delimiter) {
}
template<class T>
#ifdef ROCKSDB_UBSAN_RUN
#if defined(__clang__)
__attribute__((__no_sanitize__("alignment")))
#elif defined(__GNUC__)
__attribute__((__no_sanitize_undefined__))
#endif
#endif
inline void PutUnaligned(T *memory, const T &value) {
#if defined(PLATFORM_UNALIGNED_ACCESS_NOT_ALLOWED)
char *nonAlignedMemory = reinterpret_cast<char*>(memory);
@ -364,6 +371,13 @@ inline void PutUnaligned(T *memory, const T &value) {
}
template<class T>
#ifdef ROCKSDB_UBSAN_RUN
#if defined(__clang__)
__attribute__((__no_sanitize__("alignment")))
#elif defined(__GNUC__)
__attribute__((__no_sanitize_undefined__))
#endif
#endif
inline void GetUnaligned(const T *memory, T *value) {
#if defined(PLATFORM_UNALIGNED_ACCESS_NOT_ALLOWED)
char *nonAlignedMemory = reinterpret_cast<char*>(value);

9
util/hash.cc
View File

@ -15,12 +15,13 @@
namespace rocksdb {
// This function may intentionally do a left shift on a -ve number
#if __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 9)
__attribute__((__no_sanitize__("undefined")))
#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)
#ifdef ROCKSDB_UBSAN_RUN
#if defined(__clang__)
__attribute__((__no_sanitize__("shift")))
#elif defined(__GNUC__)
__attribute__((__no_sanitize_undefined__))
#endif
#endif
uint32_t Hash(const char* data, size_t n, uint32_t seed) {
// Similar to murmur hash
const uint32_t m = 0xc6a4a793;

8
utilities/col_buf_encoder.cc
View File

@ -46,11 +46,13 @@ ColBufEncoder *ColBufEncoder::NewColBufEncoder(
return nullptr;
}
#if __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 9)
__attribute__((__no_sanitize__("undefined")))
#elif __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)
#ifdef ROCKSDB_UBSAN_RUN
#if defined(__clang__)
__attribute__((__no_sanitize__("shift")))
#elif defined(__GNUC__)
__attribute__((__no_sanitize_undefined__))
#endif
#endif
size_t FixedLengthColBufEncoder::Append(const char *buf) {
if (nullable_) {
if (buf == nullptr) {