From 017d0a53015d15040552f452ed88a0cd3c7de41d Mon Sep 17 00:00:00 2001
From: Mirko Scholz <srtlg@users.noreply.github.com>
Date: Sat, 3 Sep 2022 00:14:05 +0200
Subject: [PATCH] make the register aliases XYZ case-insensitive

---
 src/mnemonic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mnemonic.c b/src/mnemonic.c
index a51871a..8454f95 100644
--- a/src/mnemonic.c
+++ b/src/mnemonic.c
@@ -714,7 +714,7 @@ get_register(struct prog_info *pi, char *data)
 	if (data[1] != '\0') {
 		print_msg(pi, MSGTYPE_ERROR, "Garbage in operand (%s)", data);
 	}
-	switch (data[0]) {
+	switch (tolower(data[0])) {
 	case 'x':
 		reg = 26;
 		break;