[icc] fix intel c++ compiler errors (#146)

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/146
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

9 files changed, 119 insertions, 108 deletions

diff --git a/docs/build/Linux.md b/docs/build/Linux.md
index 4aad874ac2..8ec4a91086 100644
--- a/docs/build/Linux.md
+++ b/docs/build/Linux.md
@@ -33,13 +33,12 @@ Dependencies are listed here as commands that can be copied/pasted. Of course, t
   - Proper wayland support requires `qt6-wayland`

   - GCC 11 or later is required.

 - Ubuntu / Linux Mint / Debian:

-  - `sudo apt-get install autoconf cmake g++-11 gcc-11 git glslang-tools libasound2 libboost-context-dev libglu1-mesa-dev libhidapi-dev libpulse-dev libtool libudev-dev libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-render-util0 libxcb-xinerama0 libxcb-xkb1 libxext-dev libxkbcommon-x11-0 mesa-common-dev nasm ninja-build qtbase6-dev qtbase6-private-dev qtwebengine6-dev qtmultimedia6-dev libmbedtls-dev catch2 libfmt-dev liblz4-dev nlohmann-json3-dev libzstd-dev libssl-dev libavfilter-dev libavcodec-dev libswscale-dev`

+  - `sudo apt-get install autoconf cmake g++ gcc git glslang-tools libasound2 libboost-context-dev libglu1-mesa-dev libhidapi-dev libpulse-dev libtool libudev-dev libxcb-icccm4 libxcb-image0 libxcb-keysyms1 libxcb-render-util0 libxcb-xinerama0 libxcb-xkb1 libxext-dev libxkbcommon-x11-0 mesa-common-dev nasm ninja-build qtbase6-dev libmbedtls-dev catch2 libfmt-dev liblz4-dev nlohmann-json3-dev libzstd-dev libssl-dev libavfilter-dev libavcodec-dev libswscale-dev pkg-config zlib1g-dev`

   - Ubuntu 22.04, Linux Mint 20, or Debian 12 or later is required.

-  -  Users need to manually specify building with QT Web Engine enabled.  This is done using the parameter `-DYUZU_USE_QT_WEB_ENGINE=ON` when running CMake. 

-  - Users need to manually specify building with GCC 11. This can be done by adding the parameters `-DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11` when running CMake. i.e.

+  - Users need to manually specify building with QT Web Engine enabled.  This is done using the parameter `-DYUZU_USE_QT_WEB_ENGINE=ON` when running CMake.

   - Users need to manually disable building SDL2 from externals if they intend to use the version provided by their system by adding the parameters `-DYUZU_USE_EXTERNAL_SDL2=OFF`

 

-```

+```sh

 git submodule update --init --recursive

 cmake .. -GNinja -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11

 ```

@@ -57,10 +56,10 @@ cmake .. -GNinja -DCMAKE_C_COMPILER=gcc-11 -DCMAKE_CXX_COMPILER=g++-11
 

 **Master:**

 

-  ```bash

-  git clone --recursive https://git.eden-emu.dev/eden-emu/eden

-  cd eden

-  ```

+```bash

+git clone --recursive https://git.eden-emu.dev/eden-emu/eden

+cd eden

+```

 

 The `--recursive` option automatically clones the required Git submodules.

 

@@ -124,12 +123,12 @@ After building, an AppImage can be packaged via `.ci/linux/package.sh`. This scr
 

 After building, the binaries `eden` and `eden-cmd` (depending on your build options) will end up in `build/bin/`.

 

-  ```bash

-  # SDL

-  cd build/bin/

-  ./eden-cmd

+```bash

+# SDL

+cd build/bin/

+./eden-cmd

 

-  # Qt

-  cd build/bin/

-  ./eden

-  ```

+# Qt

+cd build/bin/

+./eden

+```

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 4308534f12..647db3ca76 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,3 +1,5 @@
+# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
 # SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 # SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -88,26 +90,26 @@ if (MSVC)
         /wd4702 # unreachable code (when used with LTO)
     )
 
-if (USE_CCACHE OR YUZU_USE_PRECOMPILED_HEADERS)
-    # when caching, we need to use /Z7 to downgrade debug info to use an older but more cacheable format
-    # Precompiled headers are deleted if not using /Z7. See https://github.com/nanoant/CMakePCHCompiler/issues/21
-    add_compile_options(/Z7)
-    # Avoid D9025 warning
-    string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
-    string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
-else()
-    add_compile_options(/Zi)
-endif()
+    if (USE_CCACHE OR YUZU_USE_PRECOMPILED_HEADERS)
+        # when caching, we need to use /Z7 to downgrade debug info to use an older but more cacheable format
+        # Precompiled headers are deleted if not using /Z7. See https://github.com/nanoant/CMakePCHCompiler/issues/21
+        add_compile_options(/Z7)
+        # Avoid D9025 warning
+        string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
+        string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
+    else()
+        add_compile_options(/Zi)
+    endif()
 
-if (ARCHITECTURE_x86_64)
-    add_compile_options(/QIntel-jcc-erratum)
-endif()
+    if (ARCHITECTURE_x86_64)
+        add_compile_options(/QIntel-jcc-erratum)
+    endif()
 
-# /GS- - No stack buffer overflow checks
-add_compile_options("$<$<CONFIG:Release>:/GS->")
+    # /GS- - No stack buffer overflow checks
+    add_compile_options("$<$<CONFIG:Release>:/GS->")
 
-set(CMAKE_EXE_LINKER_FLAGS_DEBUG   "/DEBUG /MANIFEST:NO" CACHE STRING "" FORCE)
-set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /MANIFEST:NO /INCREMENTAL:NO /OPT:REF,ICF" CACHE STRING "" FORCE)
+    set(CMAKE_EXE_LINKER_FLAGS_DEBUG   "/DEBUG /MANIFEST:NO" CACHE STRING "" FORCE)
+    set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /MANIFEST:NO /INCREMENTAL:NO /OPT:REF,ICF" CACHE STRING "" FORCE)
 else()
     add_compile_options(
         -fwrapv
@@ -124,63 +126,63 @@ else()
         -Wno-missing-field-initializers
     )
 
-if (CMAKE_CXX_COMPILER_ID MATCHES Clang) # Clang or AppleClang
-    add_compile_options(
-        -Wno-braced-scalar-init
-        -Wno-unused-private-field
-        -Wno-nullability-completeness
-        -Werror=shadow-uncaptured-local
-        -Werror=implicit-fallthrough
-        -Werror=type-limits
-    )
-endif()
+    if (CMAKE_CXX_COMPILER_ID MATCHES Clang OR CMAKE_CXX_COMPILER_ID MATCHES IntelLLVM) # Clang or AppleClang
+        add_compile_options(
+            -Wno-braced-scalar-init
+            -Wno-unused-private-field
+            -Wno-nullability-completeness
+            -Werror=shadow-uncaptured-local
+            -Werror=implicit-fallthrough
+            -Werror=type-limits
+        )
+    endif()
 
-if (ARCHITECTURE_x86_64)
-    add_compile_options("-mcx16")
-endif()
+    if (ARCHITECTURE_x86_64)
+        add_compile_options("-mcx16")
+    endif()
 
-if (APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL Clang)
-    add_compile_options("-stdlib=libc++")
-endif()
+    if (APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL Clang)
+        add_compile_options("-stdlib=libc++")
+    endif()
 
-# GCC bugs
-if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11" AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-    # These diagnostics would be great if they worked, but are just completely broken
-    # and produce bogus errors on external libraries like fmt.
-    add_compile_options(
-        -Wno-array-bounds
-        -Wno-stringop-overread
-        -Wno-stringop-overflow
-    )
-endif()
+    # GCC bugs
+    if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL "11" AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        # These diagnostics would be great if they worked, but are just completely broken
+        # and produce bogus errors on external libraries like fmt.
+        add_compile_options(
+            -Wno-array-bounds
+            -Wno-stringop-overread
+            -Wno-stringop-overflow
+        )
+    endif()
 
-# Set file offset size to 64 bits.
-#
-# On modern Unixes, this is typically already the case. The lone exception is
-# glibc, which may default to 32 bits. glibc allows this to be configured
-# by setting _FILE_OFFSET_BITS.
-if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR MINGW)
-    add_definitions(-D_FILE_OFFSET_BITS=64)
-endif()
+    # Set file offset size to 64 bits.
+    #
+    # On modern Unixes, this is typically already the case. The lone exception is
+    # glibc, which may default to 32 bits. glibc allows this to be configured
+    # by setting _FILE_OFFSET_BITS.
+    if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR MINGW)
+        add_definitions(-D_FILE_OFFSET_BITS=64)
+    endif()
 
-if (MINGW)
-    add_definitions(-DMINGW_HAS_SECURE_API)
-    add_compile_options("-msse4.1")
+    if (MINGW)
+        add_definitions(-DMINGW_HAS_SECURE_API)
+        add_compile_options("-msse4.1")
 
-    if (MINGW_STATIC_BUILD)
-        add_definitions(-DQT_STATICPLUGIN)
-        add_compile_options("-static")
+        if (MINGW_STATIC_BUILD)
+            add_definitions(-DQT_STATICPLUGIN)
+            add_compile_options("-static")
+        endif()
     endif()
-endif()
 
-if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR MINGW)
-    # GNU ar: Create thin archive files.
-    # Requires binutils-2.19 or later.
-    set(CMAKE_C_ARCHIVE_CREATE   "<CMAKE_AR> qcTP <TARGET> <LINK_FLAGS> <OBJECTS>")
-    set(CMAKE_C_ARCHIVE_APPEND   "<CMAKE_AR> qTP  <TARGET> <LINK_FLAGS> <OBJECTS>")
-    set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> qcTP <TARGET> <LINK_FLAGS> <OBJECTS>")
-    set(CMAKE_CXX_ARCHIVE_APPEND "<CMAKE_AR> qTP  <TARGET> <LINK_FLAGS> <OBJECTS>")
-endif()
+    if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR MINGW)
+        # GNU ar: Create thin archive files.
+        # Requires binutils-2.19 or later.
+        set(CMAKE_C_ARCHIVE_CREATE   "<CMAKE_AR> qcTP <TARGET> <LINK_FLAGS> <OBJECTS>")
+        set(CMAKE_C_ARCHIVE_APPEND   "<CMAKE_AR> qTP  <TARGET> <LINK_FLAGS> <OBJECTS>")
+        set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> qcTP <TARGET> <LINK_FLAGS> <OBJECTS>")
+        set(CMAKE_CXX_ARCHIVE_APPEND "<CMAKE_AR> qTP  <TARGET> <LINK_FLAGS> <OBJECTS>")
+    endif()
 endif()
 
 add_subdirectory(common)
diff --git a/src/audio_core/sink/sink_stream.cpp b/src/audio_core/sink/sink_stream.cpp
index 0a98eb31e2..c0078e6ddc 100644
--- a/src/audio_core/sink/sink_stream.cpp
+++ b/src/audio_core/sink/sink_stream.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -44,7 +46,7 @@ void SinkStream::AppendBuffer(SinkBuffer& buffer, std::span<s16> samples) {
         // Center = 0.596
         // LFE = 0.354
         // Back = 0.707
-        static constexpr std::array<f32, 4> down_mix_coeff{1.0, 0.596f, 0.354f, 0.707f};
+        static constexpr std::array<f32, 4> down_mix_coeff{1.0f, 0.596f, 0.354f, 0.707f};
 
         for (u32 read_index = 0, write_index = 0; read_index < samples.size();
              read_index += system_channels, write_index += device_channels) {
diff --git a/src/hid_core/resources/npad/npad_vibration.cpp b/src/hid_core/resources/npad/npad_vibration.cpp
index 4c103889a6..f70876360f 100644
--- a/src/hid_core/resources/npad/npad_vibration.cpp
+++ b/src/hid_core/resources/npad/npad_vibration.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -69,7 +71,7 @@ Result NpadVibration::GetVibrationMasterVolume(f32& out_volume) const {
 Result NpadVibration::BeginPermitVibrationSession(u64 aruid) {
     std::scoped_lock lock{mutex};
     session_aruid = aruid;
-    volume = 1.0;
+    volume = 1.0f;
     return ResultSuccess;
 }
 
diff --git a/src/input_common/drivers/sdl_driver.cpp b/src/input_common/drivers/sdl_driver.cpp
index ef898527ec..51169c6f2b 100644
--- a/src/input_common/drivers/sdl_driver.cpp
+++ b/src/input_common/drivers/sdl_driver.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: 2018 Citra Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -110,12 +112,12 @@ public:
 
     bool RumblePlay(const Common::Input::VibrationStatus vibration) {
         constexpr u32 rumble_max_duration_ms = 2000;
-        constexpr f32 low_start_sensitivity_limit = 140.0;
-        constexpr f32 low_width_sensitivity_limit = 400.0;
-        constexpr f32 high_start_sensitivity_limit = 200.0;
-        constexpr f32 high_width_sensitivity_limit = 700.0;
+        constexpr f32 low_start_sensitivity_limit = 140.0f;
+        constexpr f32 low_width_sensitivity_limit = 400.0f;
+        constexpr f32 high_start_sensitivity_limit = 200.0f;
+        constexpr f32 high_width_sensitivity_limit = 700.0f;
         // Try to provide some feeling of the frequency by reducing the amplitude depending on it.
-        f32 low_frequency_scale = 1.0;
+        f32 low_frequency_scale = 1.0f;
         if (vibration.low_frequency > low_start_sensitivity_limit) {
             low_frequency_scale =
                 std::max(1.0f - (vibration.low_frequency - low_start_sensitivity_limit) /
@@ -124,7 +126,7 @@ public:
         }
         f32 low_amplitude = vibration.low_amplitude * low_frequency_scale;
 
-        f32 high_frequency_scale = 1.0;
+        f32 high_frequency_scale = 1.0f;
         if (vibration.high_frequency > high_start_sensitivity_limit) {
             high_frequency_scale =
                 std::max(1.0f - (vibration.high_frequency - high_start_sensitivity_limit) /
diff --git a/src/input_common/input_engine.cpp b/src/input_common/input_engine.cpp
index e4c5b5b3c7..1e24b588e3 100644
--- a/src/input_common/input_engine.cpp
+++ b/src/input_common/input_engine.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -249,7 +251,7 @@ void InputEngine::ResetButtonState() {
 void InputEngine::ResetAnalogState() {
     for (const auto& controller : controller_list) {
         for (const auto& axis : controller.second.axes) {
-            SetAxis(controller.first, axis.first, 0.0);
+            SetAxis(controller.first, axis.first, 0.0f);
         }
     }
 }
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
index c740c96fb3..d921913b4a 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -165,8 +167,8 @@ Id EmitFPSaturate16(EmitContext& ctx, Id value) {
 }
 
 Id EmitFPSaturate32(EmitContext& ctx, Id value) {
-    const Id zero{ctx.Const(f32{0.0})};
-    const Id one{ctx.Const(f32{1.0})};
+    const Id zero{ctx.Const(f32{0.0f})};
+    const Id one{ctx.Const(f32{1.0f})};
     return Clamp(ctx, ctx.F32[1], value, zero, one);
 }
 
diff --git a/src/shader_recompiler/frontend/maxwell/decode.cpp b/src/shader_recompiler/frontend/maxwell/decode.cpp
index 774f65bc59..47111a0501 100644
--- a/src/shader_recompiler/frontend/maxwell/decode.cpp
+++ b/src/shader_recompiler/frontend/maxwell/decode.cpp
@@ -1,3 +1,5 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -51,7 +53,8 @@ struct InstEncoding {
     MaskValue mask_value;
     Opcode opcode;
 };
-constexpr std::array UNORDERED_ENCODINGS{
+constexpr auto SortedEncodings() {
+    std::array<InstEncoding, 279> encodings{
 #define INST(name, cute, encode)                                                                   \
     InstEncoding{                                                                                  \
         .mask_value{MaskValueFromEncoding(encode)},                                                \
@@ -59,10 +62,7 @@ constexpr std::array UNORDERED_ENCODINGS{
     },
 #include "maxwell.inc"
 #undef INST
-};
-
-constexpr auto SortedEncodings() {
-    std::array encodings{UNORDERED_ENCODINGS};
+    };
     std::ranges::sort(encodings, [](const InstEncoding& lhs, const InstEncoding& rhs) {
         return std::popcount(lhs.mask_value.mask) > std::popcount(rhs.mask_value.mask);
     });
diff --git a/src/shader_recompiler/frontend/maxwell/opcodes.cpp b/src/shader_recompiler/frontend/maxwell/opcodes.cpp
index 2d5c4d79e6..82a4b01114 100644
--- a/src/shader_recompiler/frontend/maxwell/opcodes.cpp
+++ b/src/shader_recompiler/frontend/maxwell/opcodes.cpp
@@ -1,25 +1,25 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <array>
+#include <string_view>
 
 #include "shader_recompiler/exception.h"
 #include "shader_recompiler/frontend/maxwell/opcodes.h"
 
 namespace Shader::Maxwell {
-namespace {
-constexpr std::array NAME_TABLE{
+
+const char* NameOf(Opcode opcode) {
+    constexpr const char* NAME_TABLE[] = {
 #define INST(name, cute, encode) cute,
 #include "maxwell.inc"
 #undef INST
-};
-} // Anonymous namespace
-
-const char* NameOf(Opcode opcode) {
-    if (static_cast<size_t>(opcode) >= NAME_TABLE.size()) {
-        throw InvalidArgument("Invalid opcode with raw value {}", static_cast<int>(opcode));
-    }
-    return NAME_TABLE[static_cast<size_t>(opcode)];
+    };
+    if (size_t(opcode) >= sizeof(NAME_TABLE) / sizeof(NAME_TABLE[0]))
+        throw InvalidArgument("Invalid opcode with raw value {}", int(opcode));
+    return NAME_TABLE[size_t(opcode)];
 }
 
 } // namespace Shader::Maxwell