Fix compilation with gcc-12

diff --git a/src/insets/InsetListings.cpp b/src/insets/InsetListings.cpp
index 57df06e7360b06998644b497e99494f979389fb6..67a046208542ce222b671301be29e2c78a73379e 100644 (file)
--- a/src/insets/InsetListings.cpp
+++ b/src/insets/InsetListings.cpp
@@ -41,6 +41,7 @@
 #include "frontends/alert.h"
 #include "frontends/Application.h"
 
+#include <cstring>
 #include <regex>
 #include <sstream>