From 3582d26e2aee4f4b43238864ff5f41bf8e9c7fb9 Mon Sep 17 00:00:00 2001
From: Seigo Nonaka <nona@google.com>
Date: Fri, 23 Jul 2021 15:43:22 -0700
Subject: [PATCH] Early exit if the target region is empty

Bug: 193849901
Test: atest StaticLayoutBidiTouchTest
Change-Id: I55f04068a6e5b353867d50742356c272d28886b3
---
 core/java/android/text/TextLine.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/java/android/text/TextLine.java b/core/java/android/text/TextLine.java
index 1f11d10052fee..1a7ec7f99c954 100644
--- a/core/java/android/text/TextLine.java
+++ b/core/java/android/text/TextLine.java
@@ -782,7 +782,7 @@ public class TextLine {
 
         int spanStart = runStart;
         int spanLimit;
-        if (mSpanned == null) {
+        if (mSpanned == null || runStart == runLimit) {
             spanLimit = runLimit;
         } else {
             int target = after ? offset + 1 : offset;