From c68f3da771a54ef78bd309b8f1a81c374d2fea4c Mon Sep 17 00:00:00 2001
From: Georg Baum <Georg.Baum@post.rwth-aachen.de>
Date: Thu, 25 Jan 2007 21:02:08 +0000
Subject: [PATCH] add comment

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16856 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/paragraph_pimpl.C | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/paragraph_pimpl.C b/src/paragraph_pimpl.C
index 42057a8a70..1abb68321f 100644
--- a/src/paragraph_pimpl.C
+++ b/src/paragraph_pimpl.C
@@ -426,6 +426,8 @@ bool Paragraph::Pimpl::isTextAt(string const & str, pos_type pos) const
 
 	// does the wanted text start at point?
 	for (string::size_type i = 0; i < str.length(); ++i) {
+		// Caution: direct comparison of characters works only
+		// because str is pure ASCII.
 		if (str[i] != owner_->text_[pos + i])
 			return false;
 	}