From 7bcac956b181ac43960516dc31ca5234cd781df5 Mon Sep 17 00:00:00 2001
From: pancake <pancake@nopcode.org>
Date: Fri, 6 Sep 2019 18:17:30 +0200
Subject: [PATCH] =?UTF-8?q?Fix=20zero=20register=20set=20issue=C2=A0##r2wa?=
 =?UTF-8?q?rs?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

aer x0=0;aer zr=0xffffffff;aer?x0
---
 libr/reg/value.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libr/reg/value.c b/libr/reg/value.c
index 15fb1f4f45..5c8638da25 100644
--- a/libr/reg/value.c
+++ b/libr/reg/value.c
@@ -134,6 +134,9 @@ R_API bool r_reg_set_value(RReg *reg, RRegItem *item, ut64 value) {
 	if (r_reg_is_readonly (reg, item)) {
 		return true;
 	}
+	if (item->offset < 0) {
+		return true;
+	}
 	RRegArena *arena = reg->regset[item->arena].arena;
 	if (!arena) {
 		return false;