xref: /aosp_15_r20/external/clang/test/Sema/ucn-cstring.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 %s -verify -fsyntax-only -pedantic
2*67e74705SXin Li 
3*67e74705SXin Li int printf(const char *, ...);
4*67e74705SXin Li 
main(void)5*67e74705SXin Li int main(void) {
6*67e74705SXin Li   int a[sizeof("hello \u2192 \u2603 \u2190 world") == 24 ? 1 : -1];
7*67e74705SXin Li 
8*67e74705SXin Li   printf("%s (%zd)\n", "hello \u2192 \u2603 \u2190 world", sizeof("hello \u2192 \u2603 \u2190 world"));
9*67e74705SXin Li   printf("%s (%zd)\n", "\U00010400\U0001D12B", sizeof("\U00010400\U0001D12B"));
10*67e74705SXin Li   // Some error conditions...
11*67e74705SXin Li   printf("%s\n", "\U"); // expected-error{{\U used with no following hex digits}}
12*67e74705SXin Li   printf("%s\n", "\U00"); // expected-error{{incomplete universal character name}}
13*67e74705SXin Li   printf("%s\n", "\U0001"); // expected-error{{incomplete universal character name}}
14*67e74705SXin Li   printf("%s\n", "\u0001"); // expected-error{{universal character name refers to a control character}}
15*67e74705SXin Li   return 0;
16*67e74705SXin Li }
17