25 files changed, 143 insertions, 111 deletions

diff --git a/src/audio_core/time_stretch.cpp b/src/audio_core/time_stretch.cpp
index d72d67994..cee8b12dd 100644
--- a/src/audio_core/time_stretch.cpp
+++ b/src/audio_core/time_stretch.cpp
@@ -10,8 +10,7 @@
 
 namespace AudioCore {
 
-TimeStretcher::TimeStretcher(u32 sample_rate, u32 channel_count)
-    : m_sample_rate(sample_rate), m_channel_count(channel_count) {
+TimeStretcher::TimeStretcher(u32 sample_rate, u32 channel_count) : m_sample_rate{sample_rate} {
     m_sound_touch.setChannels(channel_count);
     m_sound_touch.setSampleRate(sample_rate);
     m_sound_touch.setPitch(1.0);
diff --git a/src/audio_core/time_stretch.h b/src/audio_core/time_stretch.h
index decd760f1..bb2270b96 100644
--- a/src/audio_core/time_stretch.h
+++ b/src/audio_core/time_stretch.h
@@ -27,7 +27,6 @@ public:
 
 private:
     u32 m_sample_rate;
-    u32 m_channel_count;
     soundtouch::SoundTouch m_sound_touch;
     double m_stretch_ratio = 1.0;
 };
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 9f5918851..6d5218465 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -196,6 +196,7 @@ void FileBackend::Write(const Entry& entry) {
     SUB(Service, NFP)                                                                              \
     SUB(Service, NIFM)                                                                             \
     SUB(Service, NIM)                                                                              \
+    SUB(Service, NPNS)                                                                             \
     SUB(Service, NS)                                                                               \
     SUB(Service, NVDRV)                                                                            \
     SUB(Service, PCIE)                                                                             \
@@ -204,10 +205,12 @@ void FileBackend::Write(const Entry& entry) {
     SUB(Service, PM)                                                                               \
     SUB(Service, PREPO)                                                                            \
     SUB(Service, PSC)                                                                              \
+    SUB(Service, PSM)                                                                              \
     SUB(Service, SET)                                                                              \
     SUB(Service, SM)                                                                               \
     SUB(Service, SPL)                                                                              \
     SUB(Service, SSL)                                                                              \
+    SUB(Service, TCAP)                                                                             \
     SUB(Service, Time)                                                                             \
     SUB(Service, USB)                                                                              \
     SUB(Service, VI)                                                                               \
diff --git a/src/common/logging/log.h b/src/common/logging/log.h
index c9161155a..d4ec31ec3 100644
--- a/src/common/logging/log.h
+++ b/src/common/logging/log.h
@@ -83,6 +83,7 @@ enum class Class : ClassType {
     Service_NFP,       ///< The NFP service
     Service_NIFM,      ///< The NIFM (Network interface) service
     Service_NIM,       ///< The NIM service
+    Service_NPNS,      ///< The NPNS service
     Service_NS,        ///< The NS services
     Service_NVDRV,     ///< The NVDRV (Nvidia driver) service
     Service_PCIE,      ///< The PCIe service
@@ -96,6 +97,7 @@ enum class Class : ClassType {
     Service_SM,        ///< The SM (Service manager) service
     Service_SPL,       ///< The SPL service
     Service_SSL,       ///< The SSL service
+    Service_TCAP,      ///< The TCAP service.
     Service_Time,      ///< The time service
     Service_USB,       ///< The USB (Universal Serial Bus) service
     Service_VI,        ///< The VI (Video interface) service
diff --git a/src/core/crypto/key_manager.cpp b/src/core/crypto/key_manager.cpp
index fd0786068..fefc3c747 100644
--- a/src/core/crypto/key_manager.cpp
+++ b/src/core/crypto/key_manager.cpp
@@ -713,7 +713,6 @@ void KeyManager::DeriveBase() {
 
     const auto sbk = GetKey(S128KeyType::SecureBoot);
     const auto tsec = GetKey(S128KeyType::TSEC);
-    const auto master_source = GetKey(S128KeyType::Source, static_cast<u64>(SourceKeyType::Master));
 
     for (size_t i = 0; i < revisions.size(); ++i) {
         if (!revisions[i])
diff --git a/src/core/file_sys/vfs.cpp b/src/core/file_sys/vfs.cpp
index bfe50da73..3824c74e0 100644
--- a/src/core/file_sys/vfs.cpp
+++ b/src/core/file_sys/vfs.cpp
@@ -472,10 +472,14 @@ bool VfsRawCopy(const VirtualFile& src, const VirtualFile& dest, std::size_t blo
     std::vector<u8> temp(std::min(block_size, src->GetSize()));
     for (std::size_t i = 0; i < src->GetSize(); i += block_size) {
         const auto read = std::min(block_size, src->GetSize() - i);
-        const auto block = src->Read(temp.data(), read, i);
 
-        if (dest->Write(temp.data(), read, i) != read)
+        if (src->Read(temp.data(), read, i) != read) {
             return false;
+        }
+
+        if (dest->Write(temp.data(), read, i) != read) {
+            return false;
+        }
     }
 
     return true;
diff --git a/src/core/hle/service/acc/profile_manager.cpp b/src/core/hle/service/acc/profile_manager.cpp
index 06f7d1b15..3cac1b4ff 100644
--- a/src/core/hle/service/acc/profile_manager.cpp
+++ b/src/core/hle/service/acc/profile_manager.cpp
@@ -3,7 +3,7 @@
 // Refer to the license.txt file included.
 
 #include <random>
-#include <boost/optional.hpp>
+
 #include "common/file_util.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/settings.h"
@@ -58,11 +58,11 @@ ProfileManager::~ProfileManager() {
 
 /// After a users creation it needs to be "registered" to the system. AddToProfiles handles the
 /// internal management of the users profiles
-boost::optional<std::size_t> ProfileManager::AddToProfiles(const ProfileInfo& user) {
+std::optional<std::size_t> ProfileManager::AddToProfiles(const ProfileInfo& profile) {
     if (user_count >= MAX_USERS) {
-        return boost::none;
+        return {};
     }
-    profiles[user_count] = user;
+    profiles[user_count] = profile;
     return user_count++;
 }
 
@@ -81,7 +81,7 @@ bool ProfileManager::RemoveProfileAtIndex(std::size_t index) {
 
 /// Helper function to register a user to the system
 ResultCode ProfileManager::AddUser(const ProfileInfo& user) {
-    if (AddToProfiles(user) == boost::none) {
+    if (!AddToProfiles(user)) {
         return ERROR_TOO_MANY_USERS;
     }
     return RESULT_SUCCESS;
@@ -126,37 +126,40 @@ ResultCode ProfileManager::CreateNewUser(UUID uuid, const std::string& username)
     return CreateNewUser(uuid, username_output);
 }
 
-boost::optional<UUID> ProfileManager::GetUser(std::size_t index) const {
-    if (index >= MAX_USERS)
-        return boost::none;
+std::optional<UUID> ProfileManager::GetUser(std::size_t index) const {
+    if (index >= MAX_USERS) {
+        return {};
+    }
+
     return profiles[index].user_uuid;
 }
 
 /// Returns a users profile index based on their user id.
-boost::optional<std::size_t> ProfileManager::GetUserIndex(const UUID& uuid) const {
+std::optional<std::size_t> ProfileManager::GetUserIndex(const UUID& uuid) const {
     if (!uuid) {
-        return boost::none;
+        return {};
     }
-    auto iter = std::find_if(profiles.begin(), profiles.end(),
-                             [&uuid](const ProfileInfo& p) { return p.user_uuid == uuid; });
+
+    const auto iter = std::find_if(profiles.begin(), profiles.end(),
+                                   [&uuid](const ProfileInfo& p) { return p.user_uuid == uuid; });
     if (iter == profiles.end()) {
-        return boost::none;
+        return {};
     }
+
     return static_cast<std::size_t>(std::distance(profiles.begin(), iter));
 }
 
 /// Returns a users profile index based on their profile
-boost::optional<std::size_t> ProfileManager::GetUserIndex(const ProfileInfo& user) const {
+std::optional<std::size_t> ProfileManager::GetUserIndex(const ProfileInfo& user) const {
     return GetUserIndex(user.user_uuid);
 }
 
 /// Returns the data structure used by the switch when GetProfileBase is called on acc:*
-bool ProfileManager::GetProfileBase(boost::optional<std::size_t> index,
-                                    ProfileBase& profile) const {
-    if (index == boost::none || index >= MAX_USERS) {
+bool ProfileManager::GetProfileBase(std::optional<std::size_t> index, ProfileBase& profile) const {
+    if (!index || index >= MAX_USERS) {
         return false;
     }
-    const auto& prof_info = profiles[index.get()];
+    const auto& prof_info = profiles[*index];
     profile.user_uuid = prof_info.user_uuid;
     profile.username = prof_info.username;
     profile.timestamp = prof_info.creation_time;
@@ -165,7 +168,7 @@ bool ProfileManager::GetProfileBase(boost::optional<std::size_t> index,
 
 /// Returns the data structure used by the switch when GetProfileBase is called on acc:*
 bool ProfileManager::GetProfileBase(UUID uuid, ProfileBase& profile) const {
-    auto idx = GetUserIndex(uuid);
+    const auto idx = GetUserIndex(uuid);
     return GetProfileBase(idx, profile);
 }
 
@@ -192,7 +195,7 @@ std::size_t ProfileManager::GetOpenUserCount() const {
 
 /// Checks if a user id exists in our profile manager
 bool ProfileManager::UserExists(UUID uuid) const {
-    return (GetUserIndex(uuid) != boost::none);
+    return GetUserIndex(uuid) != std::nullopt;
 }
 
 bool ProfileManager::UserExistsIndex(std::size_t index) const {
@@ -203,21 +206,23 @@ bool ProfileManager::UserExistsIndex(std::size_t index) const {
 
 /// Opens a specific user
 void ProfileManager::OpenUser(UUID uuid) {
-    auto idx = GetUserIndex(uuid);
-    if (idx == boost::none) {
+    const auto idx = GetUserIndex(uuid);
+    if (!idx) {
         return;
     }
-    profiles[idx.get()].is_open = true;
+
+    profiles[*idx].is_open = true;
     last_opened_user = uuid;
 }
 
 /// Closes a specific user
 void ProfileManager::CloseUser(UUID uuid) {
-    auto idx = GetUserIndex(uuid);
-    if (idx == boost::none) {
+    const auto idx = GetUserIndex(uuid);
+    if (!idx) {
         return;
     }
-    profiles[idx.get()].is_open = false;
+
+    profiles[*idx].is_open = false;
 }
 
 /// Gets all valid user ids on the system
@@ -247,10 +252,10 @@ UUID ProfileManager::GetLastOpenedUser() const {
 }
 
 /// Return the users profile base and the unknown arbitary data.
-bool ProfileManager::GetProfileBaseAndData(boost::optional<std::size_t> index, ProfileBase& profile,
+bool ProfileManager::GetProfileBaseAndData(std::optional<std::size_t> index, ProfileBase& profile,
                                            ProfileData& data) const {
     if (GetProfileBase(index, profile)) {
-        data = profiles[index.get()].data;
+        data = profiles[*index].data;
         return true;
     }
     return false;
@@ -259,7 +264,7 @@ bool ProfileManager::GetProfileBaseAndData(boost::optional<std::size_t> index, P
 /// Return the users profile base and the unknown arbitary data.
 bool ProfileManager::GetProfileBaseAndData(UUID uuid, ProfileBase& profile,
                                            ProfileData& data) const {
-    auto idx = GetUserIndex(uuid);
+    const auto idx = GetUserIndex(uuid);
     return GetProfileBaseAndData(idx, profile, data);
 }
 
@@ -277,8 +282,8 @@ bool ProfileManager::CanSystemRegisterUser() const {
 }
 
 bool ProfileManager::RemoveUser(UUID uuid) {
-    auto index = GetUserIndex(uuid);
-    if (index == boost::none) {
+    const auto index = GetUserIndex(uuid);
+    if (!index) {
         return false;
     }
 
@@ -289,8 +294,8 @@ bool ProfileManager::RemoveUser(UUID uuid) {
 }
 
 bool ProfileManager::SetProfileBase(UUID uuid, const ProfileBase& profile_new) {
-    auto index = GetUserIndex(uuid);
-    if (profile_new.user_uuid == UUID(INVALID_UUID) || index == boost::none) {
+    const auto index = GetUserIndex(uuid);
+    if (!index || profile_new.user_uuid == UUID(INVALID_UUID)) {
         return false;
     }
 
diff --git a/src/core/hle/service/acc/profile_manager.h b/src/core/hle/service/acc/profile_manager.h
index 235208d56..1cd2e51b2 100644
--- a/src/core/hle/service/acc/profile_manager.h
+++ b/src/core/hle/service/acc/profile_manager.h
@@ -5,8 +5,8 @@
 #pragma once
 
 #include <array>
+#include <optional>
 
-#include "boost/optional.hpp"
 #include "common/common_types.h"
 #include "common/swap.h"
 #include "core/hle/result.h"
@@ -96,13 +96,13 @@ public:
     ResultCode AddUser(const ProfileInfo& user);
     ResultCode CreateNewUser(UUID uuid, const ProfileUsername& username);
     ResultCode CreateNewUser(UUID uuid, const std::string& username);
-    boost::optional<UUID> GetUser(std::size_t index) const;
-    boost::optional<std::size_t> GetUserIndex(const UUID& uuid) const;
-    boost::optional<std::size_t> GetUserIndex(const ProfileInfo& user) const;
-    bool GetProfileBase(boost::optional<std::size_t> index, ProfileBase& profile) const;
+    std::optional<UUID> GetUser(std::size_t index) const;
+    std::optional<std::size_t> GetUserIndex(const UUID& uuid) const;
+    std::optional<std::size_t> GetUserIndex(const ProfileInfo& user) const;
+    bool GetProfileBase(std::optional<std::size_t> index, ProfileBase& profile) const;
     bool GetProfileBase(UUID uuid, ProfileBase& profile) const;
     bool GetProfileBase(const ProfileInfo& user, ProfileBase& profile) const;
-    bool GetProfileBaseAndData(boost::optional<std::size_t> index, ProfileBase& profile,
+    bool GetProfileBaseAndData(std::optional<std::size_t> index, ProfileBase& profile,
                                ProfileData& data) const;
     bool GetProfileBaseAndData(UUID uuid, ProfileBase& profile, ProfileData& data) const;
     bool GetProfileBaseAndData(const ProfileInfo& user, ProfileBase& profile,
@@ -120,16 +120,16 @@ public:
     bool CanSystemRegisterUser() const;
 
     bool RemoveUser(UUID uuid);
-    bool SetProfileBase(UUID uuid, const ProfileBase& profile);
+    bool SetProfileBase(UUID uuid, const ProfileBase& profile_new);
 
 private:
     void ParseUserSaveFile();
     void WriteUserSaveFile();
+    std::optional<std::size_t> AddToProfiles(const ProfileInfo& profile);
+    bool RemoveProfileAtIndex(std::size_t index);
 
     std::array<ProfileInfo, MAX_USERS> profiles{};
     std::size_t user_count = 0;
-    boost::optional<std::size_t> AddToProfiles(const ProfileInfo& profile);
-    bool RemoveProfileAtIndex(std::size_t index);
     UUID last_opened_user{INVALID_UUID};
 };
 
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index 4ed66d817..59aafd616 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -743,7 +743,7 @@ void IApplicationFunctions::PopLaunchParameter(Kernel::HLERequestContext& ctx) {
 
     Account::ProfileManager profile_manager{};
     const auto uuid = profile_manager.GetUser(Settings::values.current_user);
-    ASSERT(uuid != boost::none);
+    ASSERT(uuid != std::nullopt);
     params.current_user = uuid->uuid;
 
     IPC::ResponseBuilder rb{ctx, 2, 0, 1};
diff --git a/src/core/hle/service/aoc/aoc_u.cpp b/src/core/hle/service/aoc/aoc_u.cpp
index 428069df2..54305cf05 100644
--- a/src/core/hle/service/aoc/aoc_u.cpp
+++ b/src/core/hle/service/aoc/aoc_u.cpp
@@ -24,8 +24,8 @@ namespace Service::AOC {
 constexpr u64 DLC_BASE_TITLE_ID_MASK = 0xFFFFFFFFFFFFE000;
 constexpr u64 DLC_BASE_TO_AOC_ID = 0x1000;
 
-static bool CheckAOCTitleIDMatchesBase(u64 base, u64 aoc) {
-    return (aoc & DLC_BASE_TITLE_ID_MASK) == base;
+static bool CheckAOCTitleIDMatchesBase(u64 title_id, u64 base) {
+    return (title_id & DLC_BASE_TITLE_ID_MASK) == base;
 }
 
 static std::vector<u64> AccumulateAOCTitleIDs() {
@@ -74,7 +74,7 @@ void AOC_U::CountAddOnContent(Kernel::HLERequestContext& ctx) {
     const auto current = Core::System::GetInstance().CurrentProcess()->GetTitleID();
     rb.Push<u32>(static_cast<u32>(
         std::count_if(add_on_content.begin(), add_on_content.end(),
-                      [&current](u64 tid) { return (tid & DLC_BASE_TITLE_ID_MASK) == current; })));
+                      [current](u64 tid) { return CheckAOCTitleIDMatchesBase(tid, current); })));
 }
 
 void AOC_U::ListAddOnContent(Kernel::HLERequestContext& ctx) {
diff --git a/src/core/hle/service/hid/controllers/npad.cpp b/src/core/hle/service/hid/controllers/npad.cpp
index b06e65a77..4b4d1324f 100644
--- a/src/core/hle/service/hid/controllers/npad.cpp
+++ b/src/core/hle/service/hid/controllers/npad.cpp
@@ -108,9 +108,10 @@ void Controller_NPad::OnInit() {
     styleset_changed_event =
         Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "npad:NpadStyleSetChanged");
 
-    if (!IsControllerActivated())
+    if (!IsControllerActivated()) {
         return;
-    std::size_t controller{};
+    }
+
     if (style.raw == 0) {
         // We want to support all controllers
         style.handheld.Assign(1);
diff --git a/src/core/perf_stats.cpp b/src/core/perf_stats.cpp
index 7d95816fe..c716a462b 100644
--- a/src/core/perf_stats.cpp
+++ b/src/core/perf_stats.cpp
@@ -74,10 +74,6 @@ double PerfStats::GetLastFrameTimeScale() {
 }
 
 void FrameLimiter::DoFrameLimiting(microseconds current_system_time_us) {
-    // Max lag caused by slow frames. Can be adjusted to compensate for too many slow frames. Higher
-    // values increase the time needed to recover and limit framerate again after spikes.
-    constexpr microseconds MAX_LAG_TIME_US = 25000us;
-
     if (!Settings::values.use_frame_limit) {
         return;
     }
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index bca014a4a..78ba29fc1 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -155,7 +155,6 @@ void Maxwell3D::ProcessQueryGet() {
     ASSERT_MSG(regs.query.query_get.unit == Regs::QueryUnit::Crop,
                "Units other than CROP are unimplemented");
 
-    u32 value = Memory::Read32(*address);
     u64 result = 0;
 
     // TODO(Subv): Support the other query variables
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 6cd08d28b..af7756266 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -79,6 +79,7 @@ union Attribute {
     constexpr explicit Attribute(u64 value) : value(value) {}
 
     enum class Index : u64 {
+        PointSize = 6,
         Position = 7,
         Attribute_0 = 8,
         Attribute_31 = 39,
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index fe4d1bd83..81ffb24e4 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -6,6 +6,7 @@
 #include <set>
 #include <string>
 #include <string_view>
+#include <unordered_set>
 
 #include <boost/optional.hpp>
 #include <fmt/format.h>
@@ -276,7 +277,8 @@ public:
     GLSLRegisterManager(ShaderWriter& shader, ShaderWriter& declarations,
                         const Maxwell3D::Regs::ShaderStage& stage, const std::string& suffix,
                         const Tegra::Shader::Header& header)
-        : shader{shader}, declarations{declarations}, stage{stage}, suffix{suffix}, header{header} {
+        : shader{shader}, declarations{declarations}, stage{stage}, suffix{suffix}, header{header},
+          fixed_pipeline_output_attributes_used{} {
         BuildRegisterList();
         BuildInputList();
     }
@@ -480,7 +482,12 @@ public:
                                std::to_string(static_cast<u32>(attribute)) + ']' +
                                GetSwizzle(elem) + " = " + src + ';');
             } else {
-                shader.AddLine(dest + GetSwizzle(elem) + " = " + src + ';');
+                if (attribute == Attribute::Index::PointSize) {
+                    fixed_pipeline_output_attributes_used.insert(attribute);
+                    shader.AddLine(dest + " = " + src + ';');
+                } else {
+                    shader.AddLine(dest + GetSwizzle(elem) + " = " + src + ';');
+                }
             }
         }
     }
@@ -524,6 +531,7 @@ public:
 
     /// Add declarations.
     void GenerateDeclarations(const std::string& suffix) {
+        GenerateVertex();
         GenerateRegisters(suffix);
         GenerateInternalFlags();
         GenerateInputAttrs();
@@ -683,6 +691,20 @@ private:
         declarations.AddNewLine();
     }
 
+    void GenerateVertex() {
+        if (stage != Maxwell3D::Regs::ShaderStage::Vertex)
+            return;
+        declarations.AddLine("out gl_PerVertex {");
+        ++declarations.scope;
+        declarations.AddLine("vec4 gl_Position;");
+        for (auto& o : fixed_pipeline_output_attributes_used) {
+            if (o == Attribute::Index::PointSize)
+                declarations.AddLine("float gl_PointSize;");
+        }
+        --declarations.scope;
+        declarations.AddLine("};");
+    }
+
     /// Generates code representing a temporary (GPR) register.
     std::string GetRegister(const Register& reg, unsigned elem) {
         if (reg == Register::ZeroIndex) {
@@ -836,6 +858,8 @@ private:
     /// Generates code representing the declaration name of an output attribute register.
     std::string GetOutputAttribute(Attribute::Index attribute) {
         switch (attribute) {
+        case Attribute::Index::PointSize:
+            return "gl_PointSize";
         case Attribute::Index::Position:
             return "position";
         default:
@@ -870,6 +894,7 @@ private:
     const Maxwell3D::Regs::ShaderStage& stage;
     const std::string& suffix;
     const Tegra::Shader::Header& header;
+    std::unordered_set<Attribute::Index> fixed_pipeline_output_attributes_used;
 };
 
 class GLSLGenerator {
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index e883ffb1d..dfb562706 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -19,9 +19,6 @@ ProgramResult GenerateVertexShader(const ShaderSetup& setup) {
     out += Decompiler::GetCommonDeclarations();
 
     out += R"(
-out gl_PerVertex {
-    vec4 gl_Position;
-};
 
 layout (location = 0) out vec4 position;
 
diff --git a/src/video_core/textures/decoders.cpp b/src/video_core/textures/decoders.cpp
index f1b40e7f5..da7989db9 100644
--- a/src/video_core/textures/decoders.cpp
+++ b/src/video_core/textures/decoders.cpp
@@ -142,7 +142,6 @@ void SwizzledData(u8* swizzled_data, u8* unswizzled_data, const bool unswizzle,
     const u32 blocks_on_x = div_ceil(width, block_x_elements);
     const u32 blocks_on_y = div_ceil(height, block_y_elements);
     const u32 blocks_on_z = div_ceil(depth, block_z_elements);
-    const u32 blocks = blocks_on_x * blocks_on_y * blocks_on_z;
     const u32 gob_size = gob_x_bytes * gob_elements_y * gob_elements_z;
     const u32 xy_block_size = gob_size * block_height;
     const u32 block_size = xy_block_size * block_depth;
diff --git a/src/yuzu/bootmanager.cpp b/src/yuzu/bootmanager.cpp
index e8ab23326..39eef8858 100644
--- a/src/yuzu/bootmanager.cpp
+++ b/src/yuzu/bootmanager.cpp
@@ -8,7 +8,6 @@
 
 #include "common/microprofile.h"
 #include "common/scm_rev.h"
-#include "common/string_util.h"
 #include "core/core.h"
 #include "core/frontend/framebuffer_layout.h"
 #include "core/settings.h"
@@ -107,9 +106,8 @@ private:
 GRenderWindow::GRenderWindow(QWidget* parent, EmuThread* emu_thread)
     : QWidget(parent), child(nullptr), emu_thread(emu_thread) {
 
-    std::string window_title = fmt::format("yuzu {} | {}-{}", Common::g_build_name,
-                                           Common::g_scm_branch, Common::g_scm_desc);
-    setWindowTitle(QString::fromStdString(window_title));
+    setWindowTitle(QStringLiteral("yuzu %1 | %2-%3")
+                       .arg(Common::g_build_name, Common::g_scm_branch, Common::g_scm_desc));
     setAttribute(Qt::WA_AcceptTouchEvents);
 
     InputCommon::Init();
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index 1fe9a7edd..d4fd60a73 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -13,11 +13,16 @@ Config::Config() {
     // TODO: Don't hardcode the path; let the frontend decide where to put the config files.
     qt_config_loc = FileUtil::GetUserPath(FileUtil::UserPath::ConfigDir) + "qt-config.ini";
     FileUtil::CreateFullPath(qt_config_loc);
-    qt_config = new QSettings(QString::fromStdString(qt_config_loc), QSettings::IniFormat);
+    qt_config =
+        std::make_unique<QSettings>(QString::fromStdString(qt_config_loc), QSettings::IniFormat);
 
     Reload();
 }
 
+Config::~Config() {
+    Save();
+}
+
 const std::array<int, Settings::NativeButton::NumButtons> Config::default_buttons = {
     Qt::Key_A, Qt::Key_S, Qt::Key_Z,    Qt::Key_X,  Qt::Key_3,     Qt::Key_4,    Qt::Key_Q,
     Qt::Key_W, Qt::Key_1, Qt::Key_2,    Qt::Key_N,  Qt::Key_M,     Qt::Key_F,    Qt::Key_T,
@@ -342,9 +347,3 @@ void Config::Reload() {
 void Config::Save() {
     SaveValues();
 }
-
-Config::~Config() {
-    Save();
-
-    delete qt_config;
-}
diff --git a/src/yuzu/configuration/config.h b/src/yuzu/configuration/config.h
index cbf745ea2..9c99c1b75 100644
--- a/src/yuzu/configuration/config.h
+++ b/src/yuzu/configuration/config.h
@@ -5,6 +5,7 @@
 #pragma once
 
 #include <array>
+#include <memory>
 #include <string>
 #include <QVariant>
 #include "core/settings.h"
@@ -12,12 +13,6 @@
 class QSettings;
 
 class Config {
-    QSettings* qt_config;
-    std::string qt_config_loc;
-
-    void ReadValues();
-    void SaveValues();
-
 public:
     Config();
     ~Config();
@@ -27,4 +22,11 @@ public:
 
     static const std::array<int, Settings::NativeButton::NumButtons> default_buttons;
     static const std::array<std::array<int, 5>, Settings::NativeAnalog::NumAnalogs> default_analogs;
+
+private:
+    void ReadValues();
+    void SaveValues();
+
+    std::unique_ptr<QSettings> qt_config;
+    std::string qt_config_loc;
 };
diff --git a/src/yuzu/configuration/configure_system.cpp b/src/yuzu/configuration/configure_system.cpp
index 83cc49dfc..0bc307e99 100644
--- a/src/yuzu/configuration/configure_system.cpp
+++ b/src/yuzu/configuration/configure_system.cpp
@@ -153,7 +153,7 @@ void ConfigureSystem::UpdateCurrentUser() {
     ui->pm_add->setEnabled(profile_manager->GetUserCount() < Service::Account::MAX_USERS);
 
     const auto& current_user = profile_manager->GetUser(Settings::values.current_user);
-    ASSERT(current_user != boost::none);
+    ASSERT(current_user != std::nullopt);
     const auto username = GetAccountUsername(*current_user);
 
     scene->clear();
@@ -252,7 +252,7 @@ void ConfigureSystem::AddUser() {
 void ConfigureSystem::RenameUser() {
     const auto user = tree_view->currentIndex().row();
     const auto uuid = profile_manager->GetUser(user);
-    ASSERT(uuid != boost::none);
+    ASSERT(uuid != std::nullopt);
     const auto username = GetAccountUsername(*uuid);
 
     Service::Account::ProfileBase profile;
@@ -292,7 +292,7 @@ void ConfigureSystem::RenameUser() {
 void ConfigureSystem::DeleteUser() {
     const auto index = tree_view->currentIndex().row();
     const auto uuid = profile_manager->GetUser(index);
-    ASSERT(uuid != boost::none);
+    ASSERT(uuid != std::nullopt);
     const auto username = GetAccountUsername(*uuid);
 
     const auto confirm =
@@ -320,7 +320,7 @@ void ConfigureSystem::DeleteUser() {
 void ConfigureSystem::SetUserImage() {
     const auto index = tree_view->currentIndex().row();
     const auto uuid = profile_manager->GetUser(index);
-    ASSERT(uuid != boost::none);
+    ASSERT(uuid != std::nullopt);
     const auto username = GetAccountUsername(*uuid);
 
     const auto file = QFileDialog::getOpenFileName(this, tr("Select User Image"), QString(),
diff --git a/src/yuzu/debugger/graphics/graphics_breakpoints.cpp b/src/yuzu/debugger/graphics/graphics_breakpoints.cpp
index b5c88f944..67ed0ba6d 100644
--- a/src/yuzu/debugger/graphics/graphics_breakpoints.cpp
+++ b/src/yuzu/debugger/graphics/graphics_breakpoints.cpp
@@ -2,7 +2,6 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <map>
 #include <QLabel>
 #include <QMetaType>
 #include <QPushButton>
@@ -32,21 +31,8 @@ QVariant BreakPointModel::data(const QModelIndex& index, int role) const {
     switch (role) {
     case Qt::DisplayRole: {
         if (index.column() == 0) {
-            static const std::map<Tegra::DebugContext::Event, QString> map = {
-                {Tegra::DebugContext::Event::MaxwellCommandLoaded, tr("Maxwell command loaded")},
-                {Tegra::DebugContext::Event::MaxwellCommandProcessed,
-                 tr("Maxwell command processed")},
-                {Tegra::DebugContext::Event::IncomingPrimitiveBatch,
-                 tr("Incoming primitive batch")},
-                {Tegra::DebugContext::Event::FinishedPrimitiveBatch,
-                 tr("Finished primitive batch")},
-            };
-
-            DEBUG_ASSERT(map.size() ==
-                         static_cast<std::size_t>(Tegra::DebugContext::Event::NumEvents));
-            return (map.find(event) != map.end()) ? map.at(event) : QString();
+            return DebugContextEventToString(event);
         }
-
         break;
     }
 
@@ -128,6 +114,23 @@ void BreakPointModel::OnResumed() {
     active_breakpoint = context->active_breakpoint;
 }
 
+QString BreakPointModel::DebugContextEventToString(Tegra::DebugContext::Event event) {
+    switch (event) {
+    case Tegra::DebugContext::Event::MaxwellCommandLoaded:
+        return tr("Maxwell command loaded");
+    case Tegra::DebugContext::Event::MaxwellCommandProcessed:
+        return tr("Maxwell command processed");
+    case Tegra::DebugContext::Event::IncomingPrimitiveBatch:
+        return tr("Incoming primitive batch");
+    case Tegra::DebugContext::Event::FinishedPrimitiveBatch:
+        return tr("Finished primitive batch");
+    case Tegra::DebugContext::Event::NumEvents:
+        break;
+    }
+
+    return tr("Unknown debug context event");
+}
+
 GraphicsBreakPointsWidget::GraphicsBreakPointsWidget(
     std::shared_ptr<Tegra::DebugContext> debug_context, QWidget* parent)
     : QDockWidget(tr("Maxwell Breakpoints"), parent), Tegra::DebugContext::BreakPointObserver(
diff --git a/src/yuzu/debugger/graphics/graphics_breakpoints_p.h b/src/yuzu/debugger/graphics/graphics_breakpoints_p.h
index 7112b87e6..fb488e38f 100644
--- a/src/yuzu/debugger/graphics/graphics_breakpoints_p.h
+++ b/src/yuzu/debugger/graphics/graphics_breakpoints_p.h
@@ -29,6 +29,8 @@ public:
     void OnResumed();
 
 private:
+    static QString DebugContextEventToString(Tegra::DebugContext::Event event);
+
     std::weak_ptr<Tegra::DebugContext> context_weak;
     bool at_breakpoint;
     Tegra::DebugContext::Event active_breakpoint;
diff --git a/src/yuzu/game_list.cpp b/src/yuzu/game_list.cpp
index 67890455a..a5a4aa432 100644
--- a/src/yuzu/game_list.cpp
+++ b/src/yuzu/game_list.cpp
@@ -16,7 +16,6 @@
 #include <fmt/format.h>
 #include "common/common_paths.h"
 #include "common/common_types.h"
-#include "common/file_util.h"
 #include "common/logging/log.h"
 #include "core/file_sys/patch_manager.h"
 #include "yuzu/compatibility_list.h"
@@ -217,11 +216,11 @@ GameList::GameList(FileSys::VirtualFilesystem vfs, GMainWindow* parent)
     tree_view->setContextMenuPolicy(Qt::CustomContextMenu);
 
     item_model->insertColumns(0, COLUMN_COUNT);
-    item_model->setHeaderData(COLUMN_NAME, Qt::Horizontal, "Name");
-    item_model->setHeaderData(COLUMN_COMPATIBILITY, Qt::Horizontal, "Compatibility");
-    item_model->setHeaderData(COLUMN_ADD_ONS, Qt::Horizontal, "Add-ons");
-    item_model->setHeaderData(COLUMN_FILE_TYPE, Qt::Horizontal, "File type");
-    item_model->setHeaderData(COLUMN_SIZE, Qt::Horizontal, "Size");
+    item_model->setHeaderData(COLUMN_NAME, Qt::Horizontal, tr("Name"));
+    item_model->setHeaderData(COLUMN_COMPATIBILITY, Qt::Horizontal, tr("Compatibility"));
+    item_model->setHeaderData(COLUMN_ADD_ONS, Qt::Horizontal, tr("Add-ons"));
+    item_model->setHeaderData(COLUMN_FILE_TYPE, Qt::Horizontal, tr("File type"));
+    item_model->setHeaderData(COLUMN_SIZE, Qt::Horizontal, tr("Size"));
 
     connect(tree_view, &QTreeView::activated, this, &GameList::ValidateEntry);
     connect(tree_view, &QTreeView::customContextMenuRequested, this, &GameList::PopupContextMenu);
@@ -387,9 +386,9 @@ void GameList::LoadCompatibilityList() {
 }
 
 void GameList::PopulateAsync(const QString& dir_path, bool deep_scan) {
-    if (!FileUtil::Exists(dir_path.toStdString()) ||
-        !FileUtil::IsDirectory(dir_path.toStdString())) {
-        LOG_ERROR(Frontend, "Could not find game list folder at {}", dir_path.toLocal8Bit().data());
+    const QFileInfo dir_info{dir_path};
+    if (!dir_info.exists() || !dir_info.isDir()) {
+        LOG_ERROR(Frontend, "Could not find game list folder at {}", dir_path.toStdString());
         search_field->setFilterResult(0, 0);
         return;
     }
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 47f494841..55508b1e1 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -785,7 +785,7 @@ void GMainWindow::OnGameListOpenFolder(u64 program_id, GameListOpenTarget target
         ASSERT(index != -1 && index < 8);
 
         const auto user_id = manager.GetUser(index);
-        ASSERT(user_id != boost::none);
+        ASSERT(user_id != std::nullopt);
         path = nand_dir + FileSys::SaveDataFactory::GetFullPath(FileSys::SaveDataSpaceId::NandUser,
                                                                 FileSys::SaveDataType::SaveData,
                                                                 program_id, user_id->uuid, 0);