File clazy-llvm20.patch of Package clazy

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File clazy-llvm20.patch of Package clazy (Revision 9e2603a2ef2ee2f57d71a29c34cf72fb)

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From bea10f2260fcf311b2e0b310a713e85270ebb5e1 Mon Sep 17 00:00:00 2001
From: Alexander Lohnau <alexander.lohnau@gmx.de>
Date: Sun, 30 Mar 2025 16:52:03 +0200
Subject: [PATCH] use-static-qregularexpression: Adjust to type of variable
 having changed from xvalue to lvalue in clang20

---
 src/checks/level0/use-static-qregularexpression.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/checks/level0/use-static-qregularexpression.cpp b/src/checks/level0/use-static-qregularexpression.cpp
index 176a6691..71b1370a 100644
--- a/src/checks/level0/use-static-qregularexpression.cpp
+++ b/src/checks/level0/use-static-qregularexpression.cpp
@@ -196,6 +196,12 @@ void UseStaticQRegularExpression::VisitStmt(clang::Stmt *stmt)
                 emitWarning(obj->getBeginLoc(), "Don't create temporary QRegularExpression objects. Use a static QRegularExpression object instead");
                 return;
             }
+
+            // In clang20, "auto m2 = QRegularExpression("[123]").globalMatch(selectedText);" is apparently an l-value
+            if (auto *temp = dyn_cast<MaterializeTemporaryExpr>(obj); temp && isTemporaryQRegexObj(temp, lo())) {
+                emitWarning(temp->getBeginLoc(), "Don't create temporary QRegularExpression objects. Use a static QRegularExpression object instead");
+            }
+
         } else if (obj->isXValue()) {
             // is it a temporary?
             auto *temp = dyn_cast<MaterializeTemporaryExpr>(obj);
-- 
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File clazy-llvm20.patch of Package clazy (Revision 9e2603a2ef2ee2f57d71a29c34cf72fb)

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