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Merge pull request #9782 from arades79/fix-consexpr-value-declaration-usage

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Fix consexpr value declaration usage
This commit is contained in:
liamwhite 2023-02-15 17:42:38 -05:00 committed by GitHub
commit 04d2d2ef5f
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GPG Key ID: 4AEE18F83AFDEB23
26 changed files with 54 additions and 60 deletions
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2
src/audio_core/renderer/adsp/audio_renderer.cpp
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@ -132,7 +132,7 @@ void AudioRenderer::CreateSinkStreams() {
}
void AudioRenderer::ThreadFunc() {
constexpr char name[]{"AudioRenderer"};
static constexpr char name[]{"AudioRenderer"};
MicroProfileOnThreadCreate(name);
Common::SetCurrentThreadName(name);
Common::SetCurrentThreadPriority(Common::ThreadPriority::Critical);

8
src/audio_core/renderer/command/effect/i3dl2_reverb.cpp
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@ -244,16 +244,16 @@ template <size_t NumChannels>
static void ApplyI3dl2ReverbEffect(I3dl2ReverbInfo::State& state,
std::span<std::span<const s32>> inputs,
std::span<std::span<s32>> outputs, const u32 sample_count) {
constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes1Ch{
static constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes1Ch{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes2Ch{
static constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes2Ch{
0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1,
};
constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes4Ch{
static constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes4Ch{
0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 1, 1, 1, 0, 0, 0, 0, 3, 3, 3,
};
constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes6Ch{
static constexpr std::array<u8, I3dl2ReverbInfo::MaxDelayTaps> OutTapIndexes6Ch{
2, 0, 0, 1, 1, 1, 1, 4, 4, 4, 1, 1, 1, 0, 0, 0, 0, 5, 5, 5,
};

8
src/audio_core/renderer/command/effect/reverb.cpp
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@ -252,16 +252,16 @@ template <size_t NumChannels>
static void ApplyReverbEffect(const ReverbInfo::ParameterVersion2& params, ReverbInfo::State& state,
std::vector<std::span<const s32>>& inputs,
std::vector<std::span<s32>>& outputs, const u32 sample_count) {
constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes1Ch{
static constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes1Ch{
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes2Ch{
static constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes2Ch{
0, 0, 1, 1, 0, 1, 0, 0, 1, 1,
};
constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes4Ch{
static constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes4Ch{
0, 0, 1, 1, 0, 1, 2, 2, 3, 3,
};
constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes6Ch{
static constexpr std::array<u8, ReverbInfo::MaxDelayTaps> OutTapIndexes6Ch{
0, 0, 1, 1, 2, 2, 4, 4, 5, 5,
};

12
src/audio_core/renderer/command/resample/upsample.cpp
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@ -19,24 +19,24 @@ namespace AudioCore::AudioRenderer {
static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
const u32 target_sample_count, const u32 source_sample_count,
UpsamplerState* state) {
constexpr u32 WindowSize = 10;
constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc1{
static constexpr u32 WindowSize = 10;
static constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc1{
0.95376587f, -0.12872314f, 0.060028076f, -0.032470703f, 0.017669678f,
-0.009124756f, 0.004272461f, -0.001739502f, 0.000579834f, -0.000091552734f,
};
constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc2{
static constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc2{
0.8230896f, -0.19161987f, 0.093444824f, -0.05090332f, 0.027557373f,
-0.014038086f, 0.0064697266f, -0.002532959f, 0.00079345703f, -0.00012207031f,
};
constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc3{
static constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc3{
0.6298828f, -0.19274902f, 0.09725952f, -0.05319214f, 0.028625488f,
-0.014373779f, 0.006500244f, -0.0024719238f, 0.0007324219f, -0.000091552734f,
};
constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc4{
static constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc4{
0.4057312f, -0.1468811f, 0.07601929f, -0.041656494f, 0.022216797f,
-0.011016846f, 0.004852295f, -0.0017700195f, 0.00048828125f, -0.000030517578f,
};
constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc5{
static constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc5{
0.1854248f, -0.075164795f, 0.03967285f, -0.021728516f, 0.011474609f,
-0.005584717f, 0.0024108887f, -0.0008239746f, 0.00021362305f, 0.0f,
};

2
src/audio_core/renderer/system_manager.cpp
View File

@ -94,7 +94,7 @@ bool SystemManager::Remove(System& system_) {
}
void SystemManager::ThreadFunc() {
constexpr char name[]{"AudioRenderSystemManager"};
static constexpr char name[]{"AudioRenderSystemManager"};
MicroProfileOnThreadCreate(name);
Common::SetCurrentThreadName(name);
Common::SetCurrentThreadPriority(Common::ThreadPriority::High);

4
src/audio_core/sink/sink_stream.cpp
View File

@ -35,7 +35,7 @@ void SinkStream::AppendBuffer(SinkBuffer& buffer, std::vector<s16>& samples) {
if (system_channels == 6 && device_channels == 2) {
// We're given 6 channels, but our device only outputs 2, so downmix.
constexpr std::array<f32, 4> down_mix_coeff{1.0f, 0.707f, 0.251f, 0.707f};
static constexpr std::array<f32, 4> down_mix_coeff{1.0f, 0.707f, 0.251f, 0.707f};
for (u32 read_index = 0, write_index = 0; read_index < samples.size();
read_index += system_channels, write_index += device_channels) {
@ -202,7 +202,7 @@ void SinkStream::ProcessAudioOutAndRender(std::span<s16> output_buffer, std::siz
// If we're paused or going to shut down, we don't want to consume buffers as coretiming is
// paused and we'll desync, so just play silence.
if (system.IsPaused() || system.IsShuttingDown()) {
constexpr std::array<s16, 6> silence{};
static constexpr std::array<s16, 6> silence{};
for (size_t i = frames_written; i < num_frames; i++) {
std::memcpy(&output_buffer[i * frame_size], &silence[0], frame_size_bytes);
}

2
src/core/core_timing.cpp
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@ -45,7 +45,7 @@ CoreTiming::~CoreTiming() {
}
void CoreTiming::ThreadEntry(CoreTiming& instance) {
constexpr char name[] = "HostTiming";
static constexpr char name[] = "HostTiming";
MicroProfileOnThreadCreate(name);
Common::SetCurrentThreadName(name);
Common::SetCurrentThreadPriority(Common::ThreadPriority::Critical);

14
src/core/debugger/gdbstub_arch.cpp
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@ -41,9 +41,8 @@ static void PutSIMDRegister(std::array<u32, 64>& simd_regs, size_t offset, const
// For sample XML files see the GDB source /gdb/features
// This XML defines what the registers are for this specific ARM device
std::string GDBStubA64::GetTargetXML() const {
constexpr const char* target_xml =
R"(<?xml version="1.0"?>
std::string_view GDBStubA64::GetTargetXML() const {
return R"(<?xml version="1.0"?>
<!DOCTYPE target SYSTEM "gdb-target.dtd">
<target version="1.0">
<architecture>aarch64</architecture>
@ -178,8 +177,6 @@ std::string GDBStubA64::GetTargetXML() const {
<reg name="fpcr" bitsize="32"/>
</feature>
</target>)";
return target_xml;
}
std::string GDBStubA64::RegRead(const Kernel::KThread* thread, size_t id) const {
@ -270,9 +267,8 @@ u32 GDBStubA64::BreakpointInstruction() const {
return 0xd4200000;
}
std::string GDBStubA32::GetTargetXML() const {
constexpr const char* target_xml =
R"(<?xml version="1.0"?>
std::string_view GDBStubA32::GetTargetXML() const {
return R"(<?xml version="1.0"?>
<!DOCTYPE target SYSTEM "gdb-target.dtd">
<target version="1.0">
<architecture>arm</architecture>
@ -378,8 +374,6 @@ std::string GDBStubA32::GetTargetXML() const {
<reg name="fpscr" bitsize="32" type="int" group="float" regnum="80"/>
</feature>
</target>)";
return target_xml;
}
std::string GDBStubA32::RegRead(const Kernel::KThread* thread, size_t id) const {

6
src/core/debugger/gdbstub_arch.h
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@ -16,7 +16,7 @@ namespace Core {
class GDBStubArch {
public:
virtual ~GDBStubArch() = default;
virtual std::string GetTargetXML() const = 0;
virtual std::string_view GetTargetXML() const = 0;
virtual std::string RegRead(const Kernel::KThread* thread, size_t id) const = 0;
virtual void RegWrite(Kernel::KThread* thread, size_t id, std::string_view value) const = 0;
virtual std::string ReadRegisters(const Kernel::KThread* thread) const = 0;
@ -27,7 +27,7 @@ public:
class GDBStubA64 final : public GDBStubArch {
public:
std::string GetTargetXML() const override;
std::string_view GetTargetXML() const override;
std::string RegRead(const Kernel::KThread* thread, size_t id) const override;
void RegWrite(Kernel::KThread* thread, size_t id, std::string_view value) const override;
std::string ReadRegisters(const Kernel::KThread* thread) const override;
@ -47,7 +47,7 @@ private:
class GDBStubA32 final : public GDBStubArch {
public:
std::string GetTargetXML() const override;
std::string_view GetTargetXML() const override;
std::string RegRead(const Kernel::KThread* thread, size_t id) const override;
void RegWrite(Kernel::KThread* thread, size_t id, std::string_view value) const override;
std::string ReadRegisters(const Kernel::KThread* thread) const override;

8
src/core/file_sys/ips_layer.cpp
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@ -41,12 +41,12 @@ static IPSFileType IdentifyMagic(const std::vector<u8>& magic) {
return IPSFileType::Error;
}
constexpr std::array<u8, 5> patch_magic{{'P', 'A', 'T', 'C', 'H'}};
static constexpr std::array<u8, 5> patch_magic{{'P', 'A', 'T', 'C', 'H'}};
if (std::equal(magic.begin(), magic.end(), patch_magic.begin())) {
return IPSFileType::IPS;
}
constexpr std::array<u8, 5> ips32_magic{{'I', 'P', 'S', '3', '2'}};
static constexpr std::array<u8, 5> ips32_magic{{'I', 'P', 'S', '3', '2'}};
if (std::equal(magic.begin(), magic.end(), ips32_magic.begin())) {
return IPSFileType::IPS32;
}
@ -55,12 +55,12 @@ static IPSFileType IdentifyMagic(const std::vector<u8>& magic) {
}
static bool IsEOF(IPSFileType type, const std::vector<u8>& data) {
constexpr std::array<u8, 3> eof{{'E', 'O', 'F'}};
static constexpr std::array<u8, 3> eof{{'E', 'O', 'F'}};
if (type == IPSFileType::IPS && std::equal(data.begin(), data.end(), eof.begin())) {
return true;
}
constexpr std::array<u8, 4> eeof{{'E', 'E', 'O', 'F'}};
static constexpr std::array<u8, 4> eeof{{'E', 'E', 'O', 'F'}};
return type == IPSFileType::IPS32 && std::equal(data.begin(), data.end(), eeof.begin());
}

2
src/core/file_sys/registered_cache.cpp
View File

@ -71,7 +71,7 @@ static std::string GetRelativePathFromNcaID(const std::array<u8, 16>& nca_id, bo
}
static std::string GetCNMTName(TitleType type, u64 title_id) {
constexpr std::array<const char*, 9> TITLE_TYPE_NAMES{
static constexpr std::array<const char*, 9> TITLE_TYPE_NAMES{
"SystemProgram",
"SystemData",
"SystemUpdate",

2
src/core/hle/kernel/svc/svc_activity.cpp
View File

@ -16,7 +16,7 @@ Result SetThreadActivity(Core::System& system, Handle thread_handle,
thread_activity);
// Validate the activity.
constexpr auto IsValidThreadActivity = [](ThreadActivity activity) {
static constexpr auto IsValidThreadActivity = [](ThreadActivity activity) {
return activity == ThreadActivity::Runnable || activity == ThreadActivity::Paused;
};
R_UNLESS(IsValidThreadActivity(thread_activity), ResultInvalidEnumValue);

2
src/core/hle/service/am/am.cpp
View File

@ -1569,7 +1569,7 @@ void IApplicationFunctions::GetDisplayVersion(Kernel::HLERequestContext& ctx) {
const auto& version = res.first->GetVersionString();
std::copy(version.begin(), version.end(), version_string.begin());
} else {
constexpr char default_version[]{"1.0.0"};
static constexpr char default_version[]{"1.0.0"};
std::memcpy(version_string.data(), default_version, sizeof(default_version));
}

2
src/core/hle/service/apm/apm_controller.cpp
View File

@ -56,7 +56,7 @@ void Controller::SetPerformanceConfiguration(PerformanceMode mode,
}
void Controller::SetFromCpuBoostMode(CpuBoostMode mode) {
constexpr std::array<PerformanceConfiguration, 3> BOOST_MODE_TO_CONFIG_MAP{{
static constexpr std::array<PerformanceConfiguration, 3> BOOST_MODE_TO_CONFIG_MAP{{
PerformanceConfiguration::Config7,
PerformanceConfiguration::Config13,
PerformanceConfiguration::Config15,

2
src/core/hle/service/nvdrv/core/syncpoint_manager.h
View File

@ -124,7 +124,7 @@ private:
//!< value
};
constexpr static std::size_t SyncpointCount{192};
static constexpr std::size_t SyncpointCount{192};
std::array<SyncpointInfo, SyncpointCount> syncpoints{};
std::mutex reservation_lock;

2
src/core/hle/service/time/time_zone_manager.cpp
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@ -286,7 +286,7 @@ static constexpr int TransitionTime(int year, Rule rule, int offset) {
}
static bool ParsePosixName(const char* name, TimeZoneRule& rule) {
constexpr char default_rule[]{",M4.1.0,M10.5.0"};
static constexpr char default_rule[]{",M4.1.0,M10.5.0"};
const char* std_name{name};
int std_len{};
int offset{};

2
src/core/telemetry_session.cpp
View File

@ -34,7 +34,7 @@ static u64 GenerateTelemetryId() {
mbedtls_entropy_context entropy;
mbedtls_entropy_init(&entropy);
mbedtls_ctr_drbg_context ctr_drbg;
constexpr std::array<char, 18> personalization{{"yuzu Telemetry ID"}};
static constexpr std::array<char, 18> personalization{{"yuzu Telemetry ID"}};
mbedtls_ctr_drbg_init(&ctr_drbg);
ASSERT(mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy,

2
src/input_common/drivers/joycon.cpp
View File

@ -390,7 +390,7 @@ void Joycons::OnMotionUpdate(std::size_t port, Joycon::ControllerType type, int
void Joycons::OnRingConUpdate(f32 ring_data) {
// To simplify ring detection it will always be mapped to an empty identifier for all
// controllers
constexpr PadIdentifier identifier = {
static constexpr PadIdentifier identifier = {
.guid = Common::UUID{},
.port = 0,
.pad = 0,

4
src/input_common/drivers/sdl_driver.cpp
View File

@ -616,7 +616,7 @@ bool SDLDriver::IsVibrationEnabled(const PadIdentifier& identifier) {
const auto joystick =
GetSDLJoystickByGUID(identifier.guid.RawString(), static_cast<int>(identifier.port));
constexpr Common::Input::VibrationStatus test_vibration{
static constexpr Common::Input::VibrationStatus test_vibration{
.low_amplitude = 1,
.low_frequency = 160.0f,
.high_amplitude = 1,
@ -624,7 +624,7 @@ bool SDLDriver::IsVibrationEnabled(const PadIdentifier& identifier) {
.type = Common::Input::VibrationAmplificationType::Exponential,
};
constexpr Common::Input::VibrationStatus zero_vibration{
static constexpr Common::Input::VibrationStatus zero_vibration{
.low_amplitude = 0,
.low_frequency = 160.0f,
.high_amplitude = 0,

2
src/video_core/engines/maxwell_3d.cpp
View File

@ -258,7 +258,7 @@ u32 Maxwell3D::GetMaxCurrentVertices() {
size_t Maxwell3D::EstimateIndexBufferSize() {
GPUVAddr start_address = regs.index_buffer.StartAddress();
GPUVAddr end_address = regs.index_buffer.EndAddress();
constexpr std::array<size_t, 4> max_sizes = {
static constexpr std::array<size_t, 4> max_sizes = {
std::numeric_limits<u8>::max(), std::numeric_limits<u16>::max(),
std::numeric_limits<u32>::max(), std::numeric_limits<u32>::max()};
const size_t byte_size = regs.index_buffer.FormatSizeInBytes();

2
src/video_core/memory_manager.h
View File

@ -216,7 +216,7 @@ private:
std::vector<u64> big_page_continous;
std::vector<std::pair<VAddr, std::size_t>> page_stash{};
constexpr static size_t continous_bits = 64;
static constexpr size_t continous_bits = 64;
const size_t unique_identifier;
std::unique_ptr<VideoCommon::InvalidationAccumulator> accumulator;

14
src/video_core/renderer_vulkan/vk_smaa.cpp
View File

@ -468,7 +468,7 @@ VkWriteDescriptorSet CreateWriteDescriptorSet(std::vector<VkDescriptorImageInfo>
}
void ClearColorImage(vk::CommandBuffer& cmdbuf, VkImage image) {
constexpr std::array<VkImageSubresourceRange, 1> subresources{{{
static constexpr std::array<VkImageSubresourceRange, 1> subresources{{{
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
.baseMipLevel = 0,
.levelCount = 1,
@ -528,8 +528,8 @@ SMAA::SMAA(const Device& device, MemoryAllocator& allocator, size_t image_count,
}
void SMAA::CreateImages() {
constexpr VkExtent2D area_extent{AREATEX_WIDTH, AREATEX_HEIGHT};
constexpr VkExtent2D search_extent{SEARCHTEX_WIDTH, SEARCHTEX_HEIGHT};
static constexpr VkExtent2D area_extent{AREATEX_WIDTH, AREATEX_HEIGHT};
static constexpr VkExtent2D search_extent{SEARCHTEX_WIDTH, SEARCHTEX_HEIGHT};
std::tie(m_static_images[Area], m_static_buffer_commits[Area]) =
CreateWrappedImage(m_device, m_allocator, area_extent, VK_FORMAT_R8G8_UNORM);
@ -586,12 +586,12 @@ void SMAA::CreateSampler() {
void SMAA::CreateShaders() {
// These match the order of the SMAAStage enum
constexpr std::array vert_shader_sources{
static constexpr std::array vert_shader_sources{
ARRAY_TO_SPAN(SMAA_EDGE_DETECTION_VERT_SPV),
ARRAY_TO_SPAN(SMAA_BLENDING_WEIGHT_CALCULATION_VERT_SPV),
ARRAY_TO_SPAN(SMAA_NEIGHBORHOOD_BLENDING_VERT_SPV),
};
constexpr std::array frag_shader_sources{
static constexpr std::array frag_shader_sources{
ARRAY_TO_SPAN(SMAA_EDGE_DETECTION_FRAG_SPV),
ARRAY_TO_SPAN(SMAA_BLENDING_WEIGHT_CALCULATION_FRAG_SPV),
ARRAY_TO_SPAN(SMAA_NEIGHBORHOOD_BLENDING_FRAG_SPV),
@ -675,8 +675,8 @@ void SMAA::UploadImages(Scheduler& scheduler) {
return;
}
constexpr VkExtent2D area_extent{AREATEX_WIDTH, AREATEX_HEIGHT};
constexpr VkExtent2D search_extent{SEARCHTEX_WIDTH, SEARCHTEX_HEIGHT};
static constexpr VkExtent2D area_extent{AREATEX_WIDTH, AREATEX_HEIGHT};
static constexpr VkExtent2D search_extent{SEARCHTEX_WIDTH, SEARCHTEX_HEIGHT};
UploadImage(m_device, m_allocator, scheduler, m_static_images[Area], area_extent,
VK_FORMAT_R8G8_UNORM, ARRAY_TO_SPAN(areaTexBytes));

2
src/video_core/renderer_vulkan/vk_texture_cache.h
View File

@ -113,7 +113,7 @@ public:
std::optional<ASTCDecoderPass> astc_decoder_pass;
const Settings::ResolutionScalingInfo& resolution;
constexpr static size_t indexing_slots = 8 * sizeof(size_t);
static constexpr size_t indexing_slots = 8 * sizeof(size_t);
std::array<vk::Buffer, indexing_slots> buffers{};
std::array<std::unique_ptr<MemoryCommit>, indexing_slots> buffer_commits{};
};

4
src/video_core/renderer_vulkan/vk_turbo_mode.cpp
View File

@ -48,7 +48,7 @@ void TurboMode::Run(std::stop_token stop_token) {
auto commit = m_allocator.Commit(buffer, MemoryUsage::DeviceLocal);
// Create the descriptor pool to contain our descriptor.
constexpr VkDescriptorPoolSize pool_size{
static constexpr VkDescriptorPoolSize pool_size{
.type = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.descriptorCount = 1,
};
@ -63,7 +63,7 @@ void TurboMode::Run(std::stop_token stop_token) {
});
// Create the descriptor set layout from the pool.
constexpr VkDescriptorSetLayoutBinding layout_binding{
static constexpr VkDescriptorSetLayoutBinding layout_binding{
.binding = 0,
.descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
.descriptorCount = 1,

2
src/video_core/textures/decoders.cpp
View File

@ -29,7 +29,7 @@ constexpr u32 pdep(u32 value) {
template <u32 mask, u32 incr_amount>
void incrpdep(u32& value) {
constexpr u32 swizzled_incr = pdep<mask>(incr_amount);
static constexpr u32 swizzled_incr = pdep<mask>(incr_amount);
value = ((value | ~mask) + swizzled_incr) & mask;
}

2
src/yuzu/main.cpp
View File

@ -219,7 +219,7 @@ static void LogRuntimes() {
#ifdef _MSC_VER
// It is possible that the name of the dll will change.
// vcruntime140.dll is for 2015 and onwards
constexpr char runtime_dll_name[] = "vcruntime140.dll";
static constexpr char runtime_dll_name[] = "vcruntime140.dll";
UINT sz = GetFileVersionInfoSizeA(runtime_dll_name, nullptr);
bool runtime_version_inspection_worked = false;
if (sz > 0) {