diff -up libical-3.0.3/src/libical-glib/tools/generator.c.covscan libical-3.0.3/src/libical-glib/tools/generator.c

--- libical-3.0.3/src/libical-glib/tools/generator.c.covscan	2018-07-19 15:53:11.291351554 +0200

+++ libical-3.0.3/src/libical-glib/tools/generator.c	2018-07-19 15:53:25.200351362 +0200

@@ -1142,7 +1142,6 @@ void generate_forward_declarations_heade

         if (c == '$') {

             if ((c = fgetc(in)) != '{' && c != '^') {

                 printf("The following char is not {");

-                g_free (buffer);

                 fclose(in);

                 fclose(out);

                 return;