From e8d5fb89e4465e8ef64920f12e7cb60e82057658 Mon Sep 17 00:00:00 2001
From: mitaclaw <140017135+mitaclaw@users.noreply.github.com>
Date: Tue, 8 Oct 2024 17:16:57 -0700
Subject: C++20: Synthesize `operator!=` From `operator==`

The inequality operator is automatically generated by the compiler if `operator==` is defined.
---
 Source/Core/DiscIO/DirectoryBlob.h | 1 -
 Source/Core/DiscIO/Filesystem.h    | 2 --
 Source/Core/DiscIO/Volume.h        | 1 -
 Source/Core/DiscIO/WIABlob.h       | 1 -
 4 files changed, 5 deletions(-)

(limited to 'Source/Core/DiscIO')

diff --git a/Source/Core/DiscIO/DirectoryBlob.h b/Source/Core/DiscIO/DirectoryBlob.h
index 39fe05b163..e409d2de84 100644
--- a/Source/Core/DiscIO/DirectoryBlob.h
+++ b/Source/Core/DiscIO/DirectoryBlob.h
@@ -140,7 +140,6 @@ public:
   bool Read(u64* offset, u64* length, u8** buffer, DirectoryBlobReader* blob) const;
 
   bool operator==(const DiscContent& other) const { return GetEndOffset() == other.GetEndOffset(); }
-  bool operator!=(const DiscContent& other) const { return !(*this == other); }
   bool operator<(const DiscContent& other) const { return GetEndOffset() < other.GetEndOffset(); }
   bool operator>(const DiscContent& other) const { return other < *this; }
   bool operator<=(const DiscContent& other) const { return !(*this > other); }
diff --git a/Source/Core/DiscIO/Filesystem.h b/Source/Core/DiscIO/Filesystem.h
index 03300ab417..dd85b6282d 100644
--- a/Source/Core/DiscIO/Filesystem.h
+++ b/Source/Core/DiscIO/Filesystem.h
@@ -60,7 +60,6 @@ public:
     {
       return m_file_info ? (it.m_file_info && *m_file_info == *it.m_file_info) : (!it.m_file_info);
     }
-    bool operator!=(const const_iterator& it) const { return !operator==(it); }
     // Incrementing or destroying an iterator will invalidate its returned references and
     // pointers, but will not invalidate copies of the iterator or file info object.
     const FileInfo& operator*() const { return *m_file_info.get(); }
@@ -73,7 +72,6 @@ public:
   virtual ~FileInfo();
 
   bool operator==(const FileInfo& other) const { return GetAddress() == other.GetAddress(); }
-  bool operator!=(const FileInfo& other) const { return !operator==(other); }
   virtual std::unique_ptr<FileInfo> clone() const = 0;
   virtual const_iterator cbegin() const { return begin(); }
   virtual const_iterator cend() const { return end(); }
diff --git a/Source/Core/DiscIO/Volume.h b/Source/Core/DiscIO/Volume.h
index e97762ab96..1c216178c3 100644
--- a/Source/Core/DiscIO/Volume.h
+++ b/Source/Core/DiscIO/Volume.h
@@ -32,7 +32,6 @@ struct Partition final
   constexpr Partition() = default;
   constexpr explicit Partition(u64 offset_) : offset(offset_) {}
   constexpr bool operator==(const Partition& other) const { return offset == other.offset; }
-  constexpr bool operator!=(const Partition& other) const { return !(*this == other); }
   constexpr bool operator<(const Partition& other) const { return offset < other.offset; }
   constexpr bool operator>(const Partition& other) const { return other < *this; }
   constexpr bool operator<=(const Partition& other) const { return !(*this < other); }
diff --git a/Source/Core/DiscIO/WIABlob.h b/Source/Core/DiscIO/WIABlob.h
index c5a5476c09..106cf560d9 100644
--- a/Source/Core/DiscIO/WIABlob.h
+++ b/Source/Core/DiscIO/WIABlob.h
@@ -264,7 +264,6 @@ private:
              std::tie(other.partition_key, other.data_size, other.encrypted, other.value);
     }
 
-    bool operator!=(const ReuseID& other) const { return !operator==(other); }
     bool operator>=(const ReuseID& other) const { return !operator<(other); }
     bool operator<=(const ReuseID& other) const { return !operator>(other); }
 
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