From 285dc0719eaeee34cb9ea20bb05d756380beaa5a Mon Sep 17 00:00:00 2001
From: Tim Davis <davis@tamu.edu>
Date: Thu, 23 May 2024 07:51:23 -0500
Subject: [PATCH] attempt to fix TestConfig/GraphBLAS/demo.cc for mingw+clang64

---
 TestConfig/GraphBLAS/demo.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/TestConfig/GraphBLAS/demo.cc b/TestConfig/GraphBLAS/demo.cc
index 523c5653d3..631dbf2921 100644
--- a/TestConfig/GraphBLAS/demo.cc
+++ b/TestConfig/GraphBLAS/demo.cc
@@ -11,6 +11,8 @@
 
 #include <iostream>
 
+// try fixing mingw (CLANG64) build error:
+#include <complex>
 #include "GraphBLAS.h"
 
 int main (void)