1 // RUN: %clang_cc1 -triple x86_64-apple-darwin -std=c++11 -Wfour-char-constants -fsyntax-only -verify %s 2 3 int a = 'ab'; // expected-warning {{multi-character character constant}} 4 int b = '\xFF\xFF'; // expected-warning {{multi-character character constant}} 5 int c = 'APPS'; // expected-warning {{multi-character character constant}} 6 7 char d = ''; // expected-error {{character too large for enclosing character literal type}} 8 char e = '\u2318'; // expected-error {{character too large for enclosing character literal type}} 9 10 auto f = '\xE2\x8C\x98'; // expected-warning {{multi-character character constant}} 11 12 char16_t g = u'ab'; // expected-error {{Unicode character literals may not contain multiple characters}} 13 char16_t h = u'\U0010FFFD'; // expected-error {{character too large for enclosing character literal type}} 14 15 wchar_t i = L'ab'; // expected-warning {{extraneous characters in character constant ignored}} 16 wchar_t j = L'\U0010FFFD'; 17 18 char32_t k = U'\U0010FFFD'; 19 20 char l = ''; // expected-error {{character too large for enclosing character literal type}} 21 char m = ''; // expected-error {{character too large for enclosing character literal type}} 22 23 char32_t n = U'ab'; // expected-error {{Unicode character literals may not contain multiple characters}} 24 char16_t o = ''; // expected-error {{character too large for enclosing character literal type}} 25 26 char16_t p[2] = u"\U0000FFFF"; 27 char16_t q[2] = u"\U00010000"; // expected-error {{too long}} 28
