From b77fe9d624ef36023371be4d93c168aa5c18d766 Mon Sep 17 00:00:00 2001
From: Conrad Poelman <cpgithub@stellarscience.com>
Date: Thu, 9 Apr 2020 05:19:23 -0400
Subject: [PATCH] Remove std::binary_function as it's invalid C++

std::binary_function was deprecated with C++11 and removed in C++17. It provided just two typedefs which in this case were unused.
---
 3rdparty/openexr/IlmImf/ImfAttribute.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/3rdparty/openexr/IlmImf/ImfAttribute.cpp b/3rdparty/openexr/IlmImf/ImfAttribute.cpp
index 7ac146e015..02738c2679 100644
--- a/3rdparty/openexr/IlmImf/ImfAttribute.cpp
+++ b/3rdparty/openexr/IlmImf/ImfAttribute.cpp
@@ -63,7 +63,7 @@ Attribute::~Attribute () {}
 
 namespace {
 
-struct NameCompare: std::binary_function <const char *, const char *, bool>
+struct NameCompare
 {
     bool
     operator () (const char *x, const char *y) const