1  /* Copyright (C) 2001 Free Software Foundation, Inc.  */
       2  
       3  /* { dg-do compile } */
       4  /* { dg-options "-std=c99" } */
       5  
       6  /* This tests universal character sequences.
       7  
       8     Neil Booth, 22 May 2001.
       9     Richard Henderson, 3 Apr 2002.  */
      10  
      11  #include <limits.h>
      12  
      13  #define unsigned        +0
      14  #define int             +0 
      15  #define char            +1
      16  #define short           +2 
      17  #define long            +3
      18  
      19  #if !defined(WCHAR_MAX)
      20  
      21  #if __WCHAR_TYPE__ == 0
      22  # define WCHAR_MAX      INT_MAX
      23  #elif __WCHAR_TYPE__ == 1
      24  # define WCHAR_MAX      CHAR_MAX
      25  #elif __WCHAR_TYPE__ == 2
      26  # define WCHAR_MAX      SHRT_MAX
      27  #elif __WCHAR_TYPE__ == 3
      28  # define WCHAR_MAX      LONG_MAX
      29  #else
      30  # error wacky wchar_t
      31  #endif
      32  
      33  #endif
      34  
      35  #undef unsigned
      36  #undef int
      37  #undef char
      38  #undef short
      39  #undef long
      40  
      41  #if L'\u1234' != 0x1234
      42  #error bad short ucs	/* { dg-bogus "bad" "bad u1234 evaluation" } */
      43  #endif
      44  
      45  #if WCHAR_MAX >= 0x7ffffff
      46  # if L'\U1234abcd' != 0x1234abcd /* { dg-warning "outside" "" { xfail powerpc-ibm-aix* } } */
      47  #  error bad long ucs	/* { dg-bogus "bad" "bad U1234abcd evaluation" } */
      48  # endif
      49  #endif
      50  
      51  void foo ()
      52  {
      53    int c;
      54  
      55    c = L'\ubad';		/* { dg-error "incomplete" "incomplete UCN 1" } */
      56    c = L"\U1234"[0];	/* { dg-error "incomplete" "incomplete UCN 2" } */
      57  
      58    c = L'\u000x';	/* { dg-error "incomplete" "non-hex digit in UCN" } */
      59    /* If sizeof(HOST_WIDE_INT) > sizeof(wchar_t), we can get a multi-character
      60       constant warning even for wide characters.  */
      61    /* { dg-warning "too long|multi-character" "" { target *-*-* } .-3 } */
      62  
      63    c = '\u0024';		/* { dg-bogus "invalid" "0024 is a valid UCN" } */
      64    c = "\u0040"[0];	/* { dg-bogus "invalid" "0040 is a valid UCN" } */
      65    c = L'\u00a0';	/* { dg-bogus "invalid" "00a0 is a valid UCN" } */
      66    c = '\U00000060';	/* { dg-bogus "invalid" "0060 is a valid UCN" } */
      67  
      68    c = '\u0025';		/* { dg-error "not a valid" "0025 invalid UCN" } */
      69    c = L"\uD800"[0];	/* { dg-error "not a valid" "D800 invalid UCN" } */
      70    c = L'\U0000DFFF';	/* { dg-error "not a valid" "DFFF invalid UCN" } */
      71  
      72    c = L'\U00110000';	/* { dg-warning "outside|Invalid" "110000 outside UCS" } */
      73  }