boolean (Statement stat, Set<? super Integer> setReorderedIfs) { boolean res = false; if (stat.getExprents() == null) { while (true) { boolean changed = false; for (Statement st : stat.getStats()) { res |= mergeAllIfsRec(st, setReorderedIfs); // collapse composed if's if (mergeIfs(st, setReorderedIfs)) { changed = true; break; } } res |= changed; if (!changed) { break; } } } return res; }