(root)/
gcc-13.2.0/
gcc/
testsuite/
gcc.dg/
gnu2x-utf8str.c
       1  /* Test initialization by UTF-8 string literal in C2X with -std=gnu2x.  */
       2  /* { dg-do compile } */
       3  /* { dg-require-effective-target wchar } */
       4  /* { dg-options "-std=gnu2x" } */
       5  
       6  typedef __CHAR8_TYPE__  char8_t;
       7  typedef __CHAR16_TYPE__ char16_t;
       8  typedef __CHAR32_TYPE__ char32_t;
       9  typedef __WCHAR_TYPE__  wchar_t;
      10  
      11  /* Test that char, signed char, unsigned char, and char8_t arrays can be
      12     initialized by a UTF-8 string literal.  */
      13  const char cbuf1[] = u8"text";
      14  const char cbuf2[] = { u8"text" };
      15  const signed char scbuf1[] = u8"text";
      16  const signed char scbuf2[] = { u8"text" };
      17  const unsigned char ucbuf1[] = u8"text";
      18  const unsigned char ucbuf2[] = { u8"text" };
      19  const char8_t c8buf1[] = u8"text";
      20  const char8_t c8buf2[] = { u8"text" };
      21  
      22  /* Test that a diagnostic is issued for attempted initialization of
      23     other character types by a UTF-8 string literal.  */
      24  const char16_t c16buf1[] = u8"text";		/* { dg-error "from a string literal with type array of .unsigned char." } */
      25  const char16_t c16buf2[] = { u8"text" };	/* { dg-error "from a string literal with type array of .unsigned char." } */
      26  const char32_t c32buf1[] = u8"text";		/* { dg-error "from a string literal with type array of .unsigned char." } */
      27  const char32_t c32buf2[] = { u8"text" };	/* { dg-error "from a string literal with type array of .unsigned char." } */
      28  const wchar_t wbuf1[] = u8"text";		/* { dg-error "from a string literal with type array of .unsigned char." } */
      29  const wchar_t wbuf2[] = { u8"text" };		/* { dg-error "from a string literal with type array of .unsigned char." } */
      30  
      31  /* Test that char8_t arrays can be initialized by an ordinary string
      32     literal.  */
      33  const char8_t c8buf3[] = "text";
      34  const char8_t c8buf4[] = { "text" };