gcc/testsuite/gcc.dg/noncompile/const-ll-1.c

   1 /* Test for broken long long suffixes.  */
   2 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
   3
   4 /* The following are valid integer suffixes, according to C99:
   5
   6    no suffix
   7    u or U
   8    ul, uL, Ul or UL
   9    ull, uLL, Ull or ULL
  10    l or L
  11    lu, lU, Lu or LU
  12    llu, llU, LLu or LLU
  13
  14    The following are not but have been accepted by GCC in the past:
  15
  16    lul and case variants (the 'l's being separated by a 'u')
  17    lL, Ll and variants with a 'u' (mixed case pair of 'l's)
  18
  19    (cpplib gets this right when processing #if expressions.)
  20
  21 */
  22
  23 unsigned long long a = 1LUL; /* { dg-error "lul|LUL" "error for LUL suffix" } */
  24 long long b = 1Ll; /* { dg-error "Ll" "error for Ll suffix" } */