From 5c0c54dce9ff84b2ffab803eee1aa68c4bf80784 Mon Sep 17 00:00:00 2001
From: Pauli Virtanen <pauli.t.virtanen@jyu.fi>
Date: Tue, 23 Apr 2024 13:50:18 +0300
Subject: [PATCH] src: CppAD 2024 wants ordered complex numbers
Fix compilation error.
Define lexical order for complex numbers.
---
src/common.hpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/common.hpp b/src/common.hpp
index 4c73306..fd5d680 100644
--- a/src/common.hpp
+++ b/src/common.hpp
@@ -63,6 +63,10 @@ namespace CppAD {
COMMON_HPP_DECLARE_BINOP(*);
COMMON_HPP_DECLARE_BINOP(/);
#undef COMMON_HPP_DECLARE_BINOP
+
+ /* CppAD needs comparisons; use lexical order for complex */
+ bool operator <=(const Complex& a, const Complex& b) { return a.real() == b.real() ? (a.imag() <= b.imag()) : (a.real() <= b.real()); }
+ bool operator <(const Complex& a, const Complex& b) { return a.real() == b.real() ? (a.imag() < b.imag()) : (a.real() < b.real()); }
}
#endif
--
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