From ef5f20f751084643c847389868a6ac5cc8fa273f Mon Sep 17 00:00:00 2001
From: "Albert-Jan N. Yzelman" <albertjan.yzelman@huawei.com>
Date: Sat, 11 Jan 2025 14:12:24 +0100
Subject: [PATCH] Likely fix to issue #340. Will test using issue/MR #335/#336
 first

---
 include/graphblas/nonblocking/io.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/graphblas/nonblocking/io.hpp b/include/graphblas/nonblocking/io.hpp
index 347a4ef28..2e424d288 100644
--- a/include/graphblas/nonblocking/io.hpp
+++ b/include/graphblas/nonblocking/io.hpp
@@ -648,7 +648,7 @@ namespace grb {
 #endif
 					for( size_t i = lower_bound; i < upper_bound; ++i ) {
 						if( !out_is_void && !in_is_void ) {
-							dst[ i ] = src[ i ];
+							dst[ i ] = internal::setIndexOrValue< descr, OutputType >( i, src[ i ] );
 						}
 					}
 				}