clang/test/Sema/ucn-cstring.c

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