From 05ce5ea14df56c0394ba78679a581b9a40bec5cf Mon Sep 17 00:00:00 2001
From: David Schulz <david.schulz@qt.io>
Date: Mon, 6 Nov 2023 14:13:11 +0100
Subject: [PATCH] CppEditor: Fix crash when calling
 CppModelManager::projectPart

find and end of QMap potentially detach the container, so we have to use
constFind and constEnd

Fixes: QTCREATORBUG-29716
Change-Id: I2fef46580ff5b58a70201841423e5ca0a7b4d107
Reviewed-by: Cristian Adam <cristian.adam@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
---
 src/plugins/cppeditor/cppmodelmanager.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/plugins/cppeditor/cppmodelmanager.cpp b/src/plugins/cppeditor/cppmodelmanager.cpp
index e72c630cbf7..52f0ea89845 100644
--- a/src/plugins/cppeditor/cppmodelmanager.cpp
+++ b/src/plugins/cppeditor/cppmodelmanager.cpp
@@ -1647,8 +1647,8 @@ QList<ProjectPart::ConstPtr> CppModelManager::projectPart(const FilePath &fileNa
 {
     {
         QReadLocker locker(&d->m_projectLock);
-        auto it = d->m_fileToProjectParts.find(fileName);
-        if (it != d->m_fileToProjectParts.end())
+        auto it = d->m_fileToProjectParts.constFind(fileName);
+        if (it != d->m_fileToProjectParts.constEnd())
             return it.value();
     }
     const FilePath canonicalPath = fileName.canonicalPath();