From dbd369b05a4e918982acc161c3e0fe7e4f4ba24c Mon Sep 17 00:00:00 2001
From: Ivan Komissarov <abbapoh@gmail.com>
Date: Sun, 7 Feb 2021 13:06:30 +0100
Subject: qt6: fix crash in ItemReaderVisitorState::readFile

In qt6, QHash::operator[] invalidates the reference stored in
ProcessingFlagManager. However, std::unordered_map guarantees the
stability of references, so use it instead of QHash

Change-Id: I771ee0fe8b0581407376f60b03c1624ab9eaa7b9
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
---
 src/lib/corelib/language/itemreadervisitorstate.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/lib/corelib')

diff --git a/src/lib/corelib/language/itemreadervisitorstate.cpp b/src/lib/corelib/language/itemreadervisitorstate.cpp
index 380d70c58..a51b7eab4 100644
--- a/src/lib/corelib/language/itemreadervisitorstate.cpp
+++ b/src/lib/corelib/language/itemreadervisitorstate.cpp
@@ -99,7 +99,7 @@ private:
     QExplicitlySharedDataPointer<ASTCacheValueData> d;
 };
 
-class ItemReaderVisitorState::ASTCache : public QHash<QString, ASTCacheValue> {};
+class ItemReaderVisitorState::ASTCache : public std::unordered_map<QString, ASTCacheValue> {};
 
 
 ItemReaderVisitorState::ItemReaderVisitorState(Logger &logger)
-- 
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