From 4e98c504d0f44dced5a5de9929af2b9508efabd3 Mon Sep 17 00:00:00 2001
From: Ansariel <ansariel.hiller@phoenixviewer.com>
Date: Fri, 8 May 2020 09:32:40 +0200
Subject: [PATCH] FIRE-29545: Backspace not working after triple-click
 selecting last line

---
 indra/llui/lltextbase.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index a17170b3a0..61bb4f8fc9 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1112,6 +1112,9 @@ BOOL LLTextBase::handleMouseDown(S32 x, S32 y, MASK mask)
 				line_start = it->mDocIndexStart;
 			}
 			line_end = it->mDocIndexEnd;
+
+			// <FS:Ansariel> FIRE-29545: Backspace not working after triple-click selecting last line
+			line_end = llclamp(line_end, 0, getLength());
 		}
 
 		if (line_start == -1)