1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -std=c++1y %s -verify 2*f4a2713aSLionel Sambuc 3*f4a2713aSLionel Sambuc static_assert(0b1001 == 9, ""); 4*f4a2713aSLionel Sambuc 5*f4a2713aSLionel Sambuc using I = int; 6*f4a2713aSLionel Sambuc using I = decltype(0b101001); 7*f4a2713aSLionel Sambuc using ULL = unsigned long long; 8*f4a2713aSLionel Sambuc using ULL = decltype(0b10101001ULL); 9*f4a2713aSLionel Sambuc operator ""_foo(unsigned long long n)10*f4a2713aSLionel Sambucconstexpr unsigned long long operator""_foo(unsigned long long n) { 11*f4a2713aSLionel Sambuc return n * 2; 12*f4a2713aSLionel Sambuc } 13*f4a2713aSLionel Sambuc static_assert(0b10001111_foo == 286, ""); 14*f4a2713aSLionel Sambuc 15*f4a2713aSLionel Sambuc int k1 = 0b1234; // expected-error {{invalid digit '2' in binary constant}} 16*f4a2713aSLionel Sambuc // FIXME: If we ever need to support a standard suffix starting with [a-f], 17*f4a2713aSLionel Sambuc // we'll need to rework our binary literal parsing rules. 18*f4a2713aSLionel Sambuc int k2 = 0b10010f; // expected-error {{invalid digit 'f' in binary constant}} 19*f4a2713aSLionel Sambuc int k3 = 0b10010g; // expected-error {{invalid suffix 'g' on integer constant}} 20*f4a2713aSLionel Sambuc int k4 = 0b; // expected-error {{invalid digit 'b' in octal constant}} 21