From 57a723b11e886e8a0e98e97b04d5b75d8a8de359 Mon Sep 17 00:00:00 2001
From: Rex Zhe Li <zhe.rex.li@gmail.com>
Date: Fri, 18 Jun 2021 00:13:17 -0400
Subject: [PATCH] fix a minor data type bug

---
 common/Domain.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/Domain.cpp b/common/Domain.cpp
index b38add0c..6a4c61fb 100644
--- a/common/Domain.cpp
+++ b/common/Domain.cpp
@@ -383,7 +383,7 @@ void Domain::Decomp( const std::string& Filename )
 				for (int i = 0; i<global_Nx; i++){
 					n = k*global_Nx*global_Ny+j*global_Nx+i;
 					//char locval = loc_id[n];
-					char locval = SegData[n];
+					signed char locval = SegData[n];
 					for (size_t idx=0; idx<ReadValues.size(); idx++){
 						signed char oldvalue=ReadValues[idx];
 						signed char newvalue=WriteValues[idx];