From 714271d399ed1ca1733d58ca01c17c66c129111d Mon Sep 17 00:00:00 2001
From: Xavier Andrade <xavier@tddft.org>
Date: Tue, 22 Oct 2024 21:47:06 -0700
Subject: [PATCH] Use a lambda for the gpu::reduce in sum.

---
 src/operations/sum.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/operations/sum.hpp b/src/operations/sum.hpp
index 75346623..58db9f33 100644
--- a/src/operations/sum.hpp
+++ b/src/operations/sum.hpp
@@ -28,7 +28,7 @@ typename array_type::element sum(const array_type & phi){
 	CALI_CXX_MARK_SCOPE("sum(1arg)");
 	auto init = zero<typename array_type::element>();
 	if(phi.size() == 0) return init;
-	return gpu::run(gpu::reduce(phi.size()), init, gpu::array_access<decltype(begin(phi))>{begin(phi)});
+	return gpu::run(gpu::reduce(phi.size()), init, [ph = begin(phi)] GPU_LAMBDA (auto ii) { return ph[ii]; });
 }
 
 template <class ArrayType, class UnaryOp>