From: Richard Kimberly Heck <rikiheck@lyx.org>
Date: Sun, 19 May 2024 20:55:48 +0000 (-0400)
Subject: Return a reference, not a copy.
X-Git-Tag: 2.4.0~6
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=39c7199a;p=lyx.git

Return a reference, not a copy.

Stupid mistake from 2009. Thanks to Scott and JMarc for tracking
it down.

(cherry picked from commit de5f63eeb398046027180162272cc83099fdef55)
---

diff --git a/src/insets/InsetLayout.h b/src/insets/InsetLayout.h
index 6700100252..7593d844d5 100644
--- a/src/insets/InsetLayout.h
+++ b/src/insets/InsetLayout.h
@@ -200,7 +200,7 @@ public:
 	///
 	bool docbookrenderasimage() const { return docbookrenderasimage_; }
 	///
-	std::set<std::string> required() const { return required_; }
+	std::set<std::string> required() const & { return required_; }
 	///
 	bool isMultiPar() const { return multipar_; }
 	///