8 files changed, 10 insertions, 19 deletions
diff --git a/src/audio_core/CMakeLists.txt b/src/audio_core/CMakeLists.txt
index 144f1bab2..0a1f3bf18 100644
--- a/src/audio_core/CMakeLists.txt
+++ b/src/audio_core/CMakeLists.txt
@@ -206,20 +206,11 @@ if (MSVC)
         /we4244 # 'conversion': conversion from 'type1' to 'type2', possible loss of data
         /we4245 # 'conversion': conversion from 'type1' to 'type2', signed/unsigned mismatch
         /we4254 # 'operator': conversion from 'type1:field_bits' to 'type2:field_bits', possible loss of data
-        /we4456 # Declaration of 'identifier' hides previous local declaration
-        /we4457 # Declaration of 'identifier' hides function parameter
-        /we4458 # Declaration of 'identifier' hides class member
-        /we4459 # Declaration of 'identifier' hides global declaration
+        /we4800 # Implicit conversion from 'type' to bool. Possible information loss
     )
 else()
     target_compile_options(audio_core PRIVATE
         -Werror=conversion
-        -Werror=ignored-qualifiers
-        -Werror=shadow
-        -Werror=unused-variable
-
-        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-parameter>
-        $<$<CXX_COMPILER_ID:GNU>:-Werror=unused-but-set-variable>
 
         -Wno-sign-conversion
     )
diff --git a/src/audio_core/in/audio_in_system.cpp b/src/audio_core/in/audio_in_system.cpp
index 6b7e6715c..4324cafd8 100644
--- a/src/audio_core/in/audio_in_system.cpp
+++ b/src/audio_core/in/audio_in_system.cpp
@@ -56,7 +56,7 @@ Result System::IsConfigValid(const std::string_view device_name,
     return ResultSuccess;
 }
 
-Result System::Initialize(std::string& device_name, const AudioInParameter& in_params,
+Result System::Initialize(std::string device_name, const AudioInParameter& in_params,
                           const u32 handle_, const u64 applet_resource_user_id_) {
     auto result{IsConfigValid(device_name, in_params)};
     if (result.IsError()) {
diff --git a/src/audio_core/in/audio_in_system.h b/src/audio_core/in/audio_in_system.h
index b9dc0e60f..1c5154638 100644
--- a/src/audio_core/in/audio_in_system.h
+++ b/src/audio_core/in/audio_in_system.h
@@ -97,7 +97,7 @@ public:
      * @param applet_resource_user_id - Unused.
      * @return Result code.
      */
-    Result Initialize(std::string& device_name, const AudioInParameter& in_params, u32 handle,
+    Result Initialize(std::string device_name, const AudioInParameter& in_params, u32 handle,
                       u64 applet_resource_user_id);
 
     /**
diff --git a/src/audio_core/out/audio_out_system.cpp b/src/audio_core/out/audio_out_system.cpp
index 48a801923..a66208ed9 100644
--- a/src/audio_core/out/audio_out_system.cpp
+++ b/src/audio_core/out/audio_out_system.cpp
@@ -49,8 +49,8 @@ Result System::IsConfigValid(std::string_view device_name,
     return Service::Audio::ERR_INVALID_CHANNEL_COUNT;
 }
 
-Result System::Initialize(std::string& device_name, const AudioOutParameter& in_params, u32 handle_,
-                          u64& applet_resource_user_id_) {
+Result System::Initialize(std::string device_name, const AudioOutParameter& in_params, u32 handle_,
+                          u64 applet_resource_user_id_) {
     auto result = IsConfigValid(device_name, in_params);
     if (result.IsError()) {
         return result;
diff --git a/src/audio_core/out/audio_out_system.h b/src/audio_core/out/audio_out_system.h
index 0817b2f37..b95cb91be 100644
--- a/src/audio_core/out/audio_out_system.h
+++ b/src/audio_core/out/audio_out_system.h
@@ -88,8 +88,8 @@ public:
      * @param applet_resource_user_id - Unused.
      * @return Result code.
      */
-    Result Initialize(std::string& device_name, const AudioOutParameter& in_params, u32 handle,
-                      u64& applet_resource_user_id);
+    Result Initialize(std::string device_name, const AudioOutParameter& in_params, u32 handle,
+                      u64 applet_resource_user_id);
 
     /**
      * Start this system.
diff --git a/src/audio_core/renderer/behavior/info_updater.cpp b/src/audio_core/renderer/behavior/info_updater.cpp
index c0a307b89..574cf0982 100644
--- a/src/audio_core/renderer/behavior/info_updater.cpp
+++ b/src/audio_core/renderer/behavior/info_updater.cpp
@@ -91,7 +91,7 @@ Result InfoUpdater::UpdateVoices(VoiceContext& voice_context,
             voice_info.Initialize();
 
             for (u32 channel = 0; channel < in_param.channel_count; channel++) {
-                std::memset(voice_states[channel], 0, sizeof(VoiceState));
+                *voice_states[channel] = {};
             }
         }
 
diff --git a/src/audio_core/renderer/command/effect/biquad_filter.cpp b/src/audio_core/renderer/command/effect/biquad_filter.cpp
index 1baae74fd..edb30ce72 100644
--- a/src/audio_core/renderer/command/effect/biquad_filter.cpp
+++ b/src/audio_core/renderer/command/effect/biquad_filter.cpp
@@ -94,7 +94,7 @@ void BiquadFilterCommand::Dump([[maybe_unused]] const ADSP::CommandListProcessor
 void BiquadFilterCommand::Process(const ADSP::CommandListProcessor& processor) {
     auto state_{reinterpret_cast<VoiceState::BiquadFilterState*>(state)};
     if (needs_init) {
-        std::memset(state_, 0, sizeof(VoiceState::BiquadFilterState));
+        *state_ = {};
     }
 
     auto input_buffer{
diff --git a/src/audio_core/renderer/command/effect/multi_tap_biquad_filter.cpp b/src/audio_core/renderer/command/effect/multi_tap_biquad_filter.cpp
index b3c3ba4ba..48a7cba8a 100644
--- a/src/audio_core/renderer/command/effect/multi_tap_biquad_filter.cpp
+++ b/src/audio_core/renderer/command/effect/multi_tap_biquad_filter.cpp
@@ -30,7 +30,7 @@ void MultiTapBiquadFilterCommand::Process(const ADSP::CommandListProcessor& proc
     for (u32 i = 0; i < filter_tap_count; i++) {
         auto state{reinterpret_cast<VoiceState::BiquadFilterState*>(states[i])};
         if (needs_init[i]) {
-            std::memset(state, 0, sizeof(VoiceState::BiquadFilterState));
+            *state = {};
         }
 
         ApplyBiquadFilterFloat(output_buffer, input_buffer, biquads[i].b, biquads[i].a, *state,