12fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith// RUN: %clang_cc1 -std=c++1y %s -verify 22fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith 32fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithstatic_assert(0b1001 == 9, ""); 42fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith 52fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithusing I = int; 62fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithusing I = decltype(0b101001); 72fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithusing ULL = unsigned long long; 82fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithusing ULL = decltype(0b10101001ULL); 92fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith 102fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithconstexpr unsigned long long operator""_foo(unsigned long long n) { 112fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith return n * 2; 122fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith} 132fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithstatic_assert(0b10001111_foo == 286, ""); 142fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith 152fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithint k1 = 0b1234; // expected-error {{invalid digit '2' in binary constant}} 162fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith// FIXME: If we ever need to support a standard suffix starting with [a-f], 172fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smith// we'll need to rework our binary literal parsing rules. 182fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithint k2 = 0b10010f; // expected-error {{invalid digit 'f' in binary constant}} 192fcf0de8a122ddb265d8c32d6ac1012c070e4f24Richard Smithint k3 = 0b10010g; // expected-error {{invalid suffix 'g' on integer constant}} 20859b6227694033dd6eaf3991a2b80877a406c382Richard Smithint k4 = 0b; // expected-error {{invalid digit 'b' in octal constant}} 21