From 5f833e68cebc0bdae18fa7b8a34e650ce8a48ba4 Mon Sep 17 00:00:00 2001
From: conrad <conrad@localhost.localdomain>
Date: Thu, 10 Jul 2025 14:53:32 +1000
Subject: [PATCH] explicitly limit is_cx to std::complex<float> and
 std::complex<double>

---
 include/armadillo_bits/traits.hpp | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/include/armadillo_bits/traits.hpp b/include/armadillo_bits/traits.hpp
index 11159712..7b925c34 100644
--- a/include/armadillo_bits/traits.hpp
+++ b/include/armadillo_bits/traits.hpp
@@ -1046,9 +1046,16 @@ struct is_cx
   static constexpr bool no    = true;
   };
 
-// template<>
-template<typename T>
-struct is_cx< std::complex<T> >
+template<>
+struct is_cx< std::complex<float> >
+  {
+  static constexpr bool value = true;
+  static constexpr bool yes   = true;
+  static constexpr bool no    = false;
+  };
+
+template<>
+struct is_cx< std::complex<double> >
   {
   static constexpr bool value = true;
   static constexpr bool yes   = true;