gcc/testsuite/gcc.c-torture/execute/pr79121.c

   1 #if __SIZEOF_INT__ < 4
   2   __extension__ typedef __UINT32_TYPE__ uint32_t;
   3   __extension__ typedef __INT32_TYPE__ int32_t;
   4 #else
   5   typedef unsigned uint32_t;
   6   typedef int int32_t;
   7 #endif
   8
   9 extern void abort (void);
  10
  11 __attribute__ ((noinline, noclone)) unsigned long long f1 (int32_t x)
  12 {
  13   return ((unsigned long long) x) << 4;
  14 }
  15
  16 __attribute__ ((noinline, noclone)) long long f2 (uint32_t x)
  17 {
  18   return ((long long) x) << 4;
  19 }
  20
  21 __attribute__ ((noinline, noclone)) unsigned long long f3 (uint32_t x)
  22 {
  23   return ((unsigned long long) x) << 4;
  24 }
  25
  26 __attribute__ ((noinline, noclone)) long long f4 (int32_t x)
  27 {
  28   return ((long long) x) << 4;
  29 }
  30
  31 int main ()
  32 {
  33   if (f1 (0xf0000000) != 0xffffffff00000000)
  34     abort ();
  35   if (f2 (0xf0000000) != 0xf00000000)
  36     abort ();
  37   if (f3 (0xf0000000) != 0xf00000000)
  38     abort ();
  39   if (f4 (0xf0000000) != 0xffffffff00000000)
  40     abort ();
  41   return 0;
  42 }