From 45bec8812c9d5aa1065cf36a8ca878fda5a6b325 Mon Sep 17 00:00:00 2001
From: batsumaru <>
Date: Wed, 19 Aug 2026 20:38:28 +0900
Subject: Added SimState

---
 include/fixed_point.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'include/fixed_point.h')

diff --git a/include/fixed_point.h b/include/fixed_point.h
index 385ccc2..2a9ec8d 100644
--- a/include/fixed_point.h
+++ b/include/fixed_point.h
@@ -3,6 +3,7 @@
 
 #include <cstdint>
 #include <type_traits>
+#include <compare>
 
 struct fp_t {
     static constexpr std::int32_t Q = 16;
@@ -16,7 +17,7 @@ struct fp_t {
     fp_t operator-(const fp_t& other) const;
     fp_t operator*(const fp_t& other) const;
     fp_t operator/(const fp_t& other) const;
-    bool operator==(const fp_t& other) const;
+    auto operator<=>(const fp_t&) const = default;
 };
 
 static_assert(std::is_trivially_copyable_v<fp_t>, "fp_t must remain trivially copyable for rollback determinism");
-- 
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