From 06bef8b560f901553c8a269895c55b4851afe8d6 Mon Sep 17 00:00:00 2001
From: Anonym271 <anonym271@users.noreply.github.com>
Date: Tue, 11 Feb 2025 22:45:25 +0100
Subject: [PATCH] Bugfix: MemROMReaderWrite was not working for 1 byte length
 because it would copy the current mem's byte into the source buffer instead
 of the opposite way.

---
 desmume/src/ROMReader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/desmume/src/ROMReader.cpp b/desmume/src/ROMReader.cpp
index 57e181fb9..1ca9906e3 100644
--- a/desmume/src/ROMReader.cpp
+++ b/desmume/src/ROMReader.cpp
@@ -348,7 +348,7 @@ int MemROMReaderWrite(void * file, void * buffer, u32 size)
 	if(remain<todo)
 		todo = remain;
 
-	if(todo==1) *(u8*)buffer = ((u8*)mem.buf)[mem.pos];
+	if (todo == 1) ((u8*)mem.buf)[mem.pos] = *(u8*)buffer;
 	else memcpy((u8*)mem.buf + mem.pos,buffer, todo);
 	mem.pos += todo;
 	return todo;