From d3f715fb4f88019ff7d6ba83ca0479329048e9db Mon Sep 17 00:00:00 2001
From: tracer-ysyx <tracer@ysyx.org>
Date: Sat, 13 Jan 2024 09:34:30 +0800
Subject: [PATCH] =?UTF-8?q?>=20compile=20NEMU=20ysyx=5F22040000=20?=
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---
 nemu/tests/expr_test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nemu/tests/expr_test.c b/nemu/tests/expr_test.c
index ecfc828..d53dd9c 100644
--- a/nemu/tests/expr_test.c
+++ b/nemu/tests/expr_test.c
@@ -47,7 +47,7 @@ void gen_num(void) {
 }
 
 void gen_rand_op(void) {
-  switch(rand() % 3) {
+  switch(rand() % 4) {
     case 0: gen('+'); break;
     case 1: gen('-'); break;
     case 2: gen('*'); break;