gcc/testsuite/gcc.dg/tree-ssa/pr98084.c

   1 /* PR tree-optimization/98084 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2" } */
   4
   5 enum {
   6   JSON_VARIANT_STRING,
   7   JSON_VARIANT_UNSIGNED,
   8   JSON_VARIANT_REAL,
   9   JSON_VARIANT_ARRAY,
  10   _JSON_VARIANT_TYPE_INVALID,
  11   _JSON_VARIANT_MAGIC_ZERO_UNSIGNED,
  12   _JSON_VARIANT_MAGIC_ZERO_REAL,
  13   _JSON_VARIANT_MAGIC_EMPTY_STRING,
  14   _JSON_VARIANT_MAGIC_EMPTY_ARRAY
  15 } json_variant_type(int *v) {
  16   if (!v)
  17     return _JSON_VARIANT_TYPE_INVALID;
  18   if (v == (int *)_JSON_VARIANT_MAGIC_ZERO_UNSIGNED)
  19     return JSON_VARIANT_UNSIGNED;
  20   if (v == (int *)_JSON_VARIANT_MAGIC_ZERO_REAL)
  21     return JSON_VARIANT_REAL;
  22   if (v == (int *)_JSON_VARIANT_MAGIC_EMPTY_STRING)
  23     return JSON_VARIANT_STRING;
  24   if (v == (int *)_JSON_VARIANT_MAGIC_EMPTY_ARRAY)
  25     return JSON_VARIANT_ARRAY;
  26 }