gcc/testsuite/c-c++-common/torture/builtin-arith-overflow-10.c

   1 /* Test __builtin_{add,sub}_overflow on {,un}signed long int.  */
   2 /* { dg-do run } */
   3 /* { dg-skip-if "" { ! run_expensive_tests }  { "*" } { "-O0" "-O2" } } */
   4
   5 typedef signed long int S;
   6 typedef unsigned long int U;
   7 #define COND 1
   8 #define SHIFT ((__SIZEOF_LONG__ - 1) * __CHAR_BIT__)
   9 #define S_MAX __LONG_MAX__
  10 #define S_MIN (-__LONG_MAX__ - 1)
  11 #if __SIZEOF_LONG_LONG__ > __SIZEOF_LONG__
  12 typedef long long int W;
  13 #elif __SIZEOF_INT128__ > __SIZEOF_LONG__
  14 typedef __int128 W;
  15 #else
  16 #undef COND
  17 #define COND 0
  18 #endif
  19 #include "builtin-arith-overflow-7.c"