fix iterators making unintended copies

BenLubar · dsnopek · commit 443c075fa3f5 · 2025-06-24T12:45:14.000-05:00
(cherry picked from commit 7fd0999)
diff --git a/src/core/class_db.cpp b/src/core/class_db.cpp
@@ -389,7 +389,7 @@ void ClassDB::initialize_class(const ClassInfo &p_cl) {
 }
 
 void ClassDB::initialize(GDExtensionInitializationLevel p_level) {
-	for (const std::pair<StringName, ClassInfo> pair : classes) {
+	for (const std::pair<const StringName, ClassInfo> &pair : classes) {
 		const ClassInfo &cl = pair.second;
 		if (cl.level != p_level) {
 			continue;

Original file line number	Diff line number	Diff line change
`@@ -389,7 +389,7 @@ void ClassDB::initialize_class(const ClassInfo &p_cl) {`
`389`	`389`	`}`
`390`	`390`
`391`	`391`	`void ClassDB::initialize(GDExtensionInitializationLevel p_level) {`
`392`		`- for (const std::pair<StringName, ClassInfo> pair : classes) {`
	`392`	`+ for (const std::pair<const StringName, ClassInfo> &pair : classes) {`
`393`	`393`	`const ClassInfo &cl = pair.second;`
`394`	`394`	`if (cl.level != p_level) {`
`395`	`395`	`continue;`