From dc1f8199529829b68b908eb188541c06c712a2e3 Mon Sep 17 00:00:00 2001
From: Akash Mozumdar <akashmozumdar@gmail.com>
Date: Wed, 9 Sep 2020 15:13:19 -0600
Subject: [PATCH] fix infinite loop

---
 extensions/extrawindow.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/extensions/extrawindow.cpp b/extensions/extrawindow.cpp
index 002a2d8..b2a581d 100644
--- a/extensions/extrawindow.cpp
+++ b/extensions/extrawindow.cpp
@@ -444,8 +444,8 @@ private:
 			{
 				QStringList currentInflectionsUsed = inflectionsUsed;
 				currentInflectionsUsed.push_front(inflection.name);
-				QString root = inflection.root;
-				for (int i = 0; i < root.size(); ++i) if (root[i].isDigit()) root.replace(i, 1, match.captured(root[i].digitValue()));
+				QString root;
+				for (const auto& ch : inflection.root) root += ch.isDigit() ? match.captured(ch.digitValue()) : ch;
 				for (const auto& definition : LookupDefinitions(root, foundDefinitions, currentInflectionsUsed)) results.push_back(definition);
 			}
 			return results;