Rémi Bernon (@rbernon) commented about tools/widl/typetree.c:
t = replace_type_parameters_in_type(type->details.array.elem.type, orig, repl); if (t == t->details.array.elem.type) return type;
```suggestion:-0+0 if (t == type->details.array.elem.type) return type; ``` I guess too.