fix wattOS

Signed-off-by: lizzie <lizzie@eden-emu.dev>

docs/Deps.md

@@ -102,7 +102,7 @@ sudo pacman -Syu --needed base-devel boost catch2 cmake enet ffmpeg fmt git glsl
 <summary>Ubuntu, Debian, Mint Linux</summary>
 
 ```sh
-sudo apt-get install autoconf cmake g++ gcc git glslang-tools libasound2t64 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 qt6-base-private-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 libva-dev libvdpau-dev qt6-tools-dev libzydis-dev zydis-tools libzycore-dev vulkan-utility-libraries-dev libvulkan-dev spirv-tools spirv-headers libusb-1.0-0-dev libxbyak-dev
+sudo apt-get install autoconf cmake g++ gcc git glslang-tools 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 qt6-base-private-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 libva-dev libvdpau-dev qt6-tools-dev libzydis-dev zydis-tools libzycore-dev libvulkan-dev spirv-tools spirv-headers libusb-1.0-0-dev libxbyak-dev libboost-dev libboost-fiber-dev libbost-context-dev libsdl2-dev libopus-dev libasound2t64 vulkan-utility-libraries-dev
 ```
 
 * Ubuntu 22.04, Linux Mint 20, or Debian 12 or later is required.

src/common/demangle.cpp

@@ -1,6 +1,8 @@
 // SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <string>
+#include <string_view>
 #include <llvm/Demangle/Demangle.h>
 
 #include "common/demangle.h"
@@ -9,29 +11,22 @@
 namespace Common {
 
 std::string DemangleSymbol(const std::string& mangled) {
-    auto is_itanium = [](const std::string& name) -> bool {
-        // A valid Itanium encoding requires 1-4 leading underscores, followed by 'Z'.
-        auto pos = name.find_first_not_of('_');
-        return pos > 0 && pos <= 4 && pos < name.size() && name[pos] == 'Z';
-    };
-
-    if (mangled.empty()) {
-        return mangled;
-    }
-
-    char* demangled = nullptr;
-    SCOPE_EXIT {
-        std::free(demangled);
-    };
-
-    if (is_itanium(mangled)) {
-        demangled = llvm::itaniumDemangle(mangled.c_str());
-    }
-
-    if (!demangled) {
-        return mangled;
+    if (mangled.size() > 0) {
+        auto const is_itanium = [](std::string_view name) -> bool {
+            // A valid Itanium encoding requires 1-4 leading underscores, followed by 'Z'.
+            auto const pos = name.find_first_not_of('_');
+            return pos > 0 && pos <= 4 && pos < name.size() && name[pos] == 'Z';
+        };
+        std::string ret = mangled;
+        if (is_itanium(mangled)) {
+            if (char* p = llvm::itaniumDemangle(mangled); p != nullptr) {
+                ret = std::string{p};
+                std::free(p);
+            }
+        }
+        return ret;
     }
-    return demangled;
+    return std::string{};
 }
 
 } // namespace Common

src/dynarmic/src/dynarmic/ir/dense_list.h

@@ -13,10 +13,10 @@ namespace Dynarmic {
         using const_pointer = const value_type*;
         using reference = value_type&;
         using const_reference = const value_type&;
-        using iterator = std::deque<value_type>::iterator;
-        using const_iterator = std::deque<value_type>::const_iterator;
-        using reverse_iterator = std::reverse_iterator<iterator>;
-        using const_reverse_iterator = std::reverse_iterator<const_iterator>;
+        using iterator = typename std::deque<value_type>::iterator;
+        using const_iterator = typename std::deque<value_type>::const_iterator;
+        using reverse_iterator = typename std::reverse_iterator<iterator>;
+        using const_reverse_iterator = typename std::reverse_iterator<const_iterator>;
 
         inline bool empty() const noexcept { return list.empty(); }
         inline size_type size() const noexcept { return list.size(); }

src/dynarmic/src/dynarmic/ir/opt_passes.cpp

@@ -86,7 +86,7 @@ static void ConstantMemoryReads(IR::Block& block, A32::UserCallbacks* cb) {
 }
 
 static void FlagsPass(IR::Block& block) {
-    using Iterator = std::reverse_iterator<IR::Block::iterator>;
+    using Iterator = typename std::reverse_iterator<IR::Block::iterator>;
 
     struct FlagInfo {
         bool set_not_required = false;