1// RUN: %clang_cc1 -std=c++1y %s -verify 2 3static_assert(0b1001 == 9, ""); 4 5using I = int; 6using I = decltype(0b101001); 7using ULL = unsigned long long; 8using ULL = decltype(0b10101001ULL); 9 10constexpr unsigned long long operator""_foo(unsigned long long n) { 11 return n * 2; 12} 13static_assert(0b10001111_foo == 286, ""); 14 15int k1 = 0b1234; // expected-error {{invalid digit '2' in binary constant}} 16// FIXME: If we ever need to support a standard suffix starting with [a-f], 17// we'll need to rework our binary literal parsing rules. 18int k2 = 0b10010f; // expected-error {{invalid digit 'f' in binary constant}} 19int k3 = 0b10010g; // expected-error {{invalid suffix 'g' on integer constant}} 20int k4 = 0b; // expected-error {{invalid digit 'b' in octal constant}} 21