--- a/src/string.c Sun Dec 29 11:29:17 2019 +0100
+++ b/src/string.c Sun Dec 29 11:30:39 2019 +0100
@@ -776,6 +776,9 @@
} while (curbuf);
memcpy(destptr, str.ptr+srcidx, str.length-srcidx);
+ /* Free index buffer */
+ scstrrepl_free_ibuf(firstbuf);
+
return result;
}