From db3b31c2463a4dfa3caaa416a5d3c9ab8a59889b Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Fri, 2 Aug 2019 17:53:18 -0400
Subject: [PATCH] DiscIO/Volume: Make Partition's interface constexpr

PARTITION_NONE technically has a runtime static constructor otherwise.
This allows compile-time instances of Partition to be created without
the use of a static constructor.
---
 Source/Core/DiscIO/Volume.h | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/Source/Core/DiscIO/Volume.h b/Source/Core/DiscIO/Volume.h
index a26db94370..05325aced2 100644
--- a/Source/Core/DiscIO/Volume.h
+++ b/Source/Core/DiscIO/Volume.h
@@ -26,18 +26,18 @@ class VolumeWAD;
 
 struct Partition final
 {
-  Partition() : offset(std::numeric_limits<u64>::max()) {}
-  explicit Partition(u64 offset_) : offset(offset_) {}
-  bool operator==(const Partition& other) const { return offset == other.offset; }
-  bool operator!=(const Partition& other) const { return !(*this == other); }
-  bool operator<(const Partition& other) const { return offset < other.offset; }
-  bool operator>(const Partition& other) const { return other < *this; }
-  bool operator<=(const Partition& other) const { return !(*this < other); }
-  bool operator>=(const Partition& other) const { return !(*this > other); }
-  u64 offset;
+  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); }
+  constexpr bool operator>=(const Partition& other) const { return !(*this > other); }
+  u64 offset{std::numeric_limits<u64>::max()};
 };
 
-const Partition PARTITION_NONE(std::numeric_limits<u64>::max() - 1);
+constexpr Partition PARTITION_NONE(std::numeric_limits<u64>::max() - 1);
 
 class Volume
 {