gcc/testsuite/gcc.dg/pr47446-1.c

   1 /* { dg-do assemble } */
   2 /* { dg-options "-O2" } */
   3
   4 extern void abort (void);
   5 enum
   6 {
   7   __GCONV_OK = 0,
   8   __GCONV_NOCONV,
   9   __GCONV_NODB,
  10   __GCONV_NOMEM,
  11   __GCONV_EMPTY_INPUT,
  12   __GCONV_FULL_OUTPUT,
  13   __GCONV_ILLEGAL_INPUT,
  14   __GCONV_INCOMPLETE_INPUT,
  15   __GCONV_ILLEGAL_DESCRIPTOR,
  16   __GCONV_INTERNAL_ERROR
  17 };
  18 int
  19 foo (int result)
  20 {
  21   int irreversible = 0;
  22   switch (result)
  23     {
  24     case __GCONV_ILLEGAL_INPUT:
  25       irreversible = -1L;
  26       break;
  27     case __GCONV_FULL_OUTPUT:
  28       irreversible = -2L;
  29       break;
  30     case __GCONV_INCOMPLETE_INPUT:
  31       irreversible = -3L;
  32       break;
  33     case __GCONV_EMPTY_INPUT:
  34     case __GCONV_OK:
  35       break;
  36     default:
  37       abort ();
  38     }
  39   return irreversible;
  40 }