| // RUN: %clang_cc1 -fsyntax-only -fbracket-depth 2 -verify -std=c++17 %s | |
| template <class T, T... V> struct seq { | |
| constexpr bool zero() { return (true && ... && (V == 0)); }; // expected-error {{instantiating fold expression with 3 arguments exceeded expression nesting limit of 2}} \ | |
| expected-note {{use -fbracket-depth}} | |
| }; | |
| constexpr unsigned N = 3; | |
| auto x = __make_integer_seq<seq, int, N>{}; | |
| static_assert(!x.zero(), ""); // expected-note {{in instantiation of member function}} |