From 3f1838d9feb6b8348a24b6ba4a17c2c40e3541c6 Mon Sep 17 00:00:00 2001
From: Zufu Liu <unknown>
Date: Wed, 11 Mar 2026 09:23:34 +1100
Subject: Bug [#2501]. Fix regression in SCI_CONVERTEOLS that may not convert
 whole file.

---
 doc/ScintillaHistory.html | 4 ++++
 src/Document.cxx          | 3 +--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/doc/ScintillaHistory.html b/doc/ScintillaHistory.html
index 470fc64aa..23aa597a3 100644
--- a/doc/ScintillaHistory.html
+++ b/doc/ScintillaHistory.html
@@ -612,6 +612,10 @@
 	Improve mouse drag behaviour when drag and drop disabled.
 	<a href="https://sourceforge.net/p/scintilla/feature-requests/1581/">Feature #1581</a>.
 	</li>
+	<li>
+	Fix regression in SCI_CONVERTEOLS that may not convert whole file.
+	<a href="https://sourceforge.net/p/scintilla/bugs/2501/">Bug #2501</a>.
+	</li>
     </ul>
     <h3>
        <a href="https://www.scintilla.org/scintilla560.zip">Release 5.6.0</a>
diff --git a/src/Document.cxx b/src/Document.cxx
index 4fb266730..ab4da0179 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -1907,8 +1907,7 @@ std::string Document::TransformLineEnds(const char *s, size_t len, EndOfLine eol
 void Document::ConvertLineEnds(EndOfLine eolModeSet) {
 	UndoGroup ug(this);
 
-	const Sci::Position length = Length();
-	for (Sci::Position pos = 0; pos < length; pos++) {
+	for (Sci::Position pos = 0; pos < LengthNoExcept(); pos++) {
 		const char ch = cb.CharAt(pos);
 		if (ch == '\r') {
 			if (cb.CharAt(pos + 1) == '\n') {
-- 
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