gcc/testsuite/gcc.dg/bitint-98.c

   1 /* PR middle-end/114157 */
   2 /* { dg-do compile { target bitint } } */
   3 /* { dg-options "-O2 -std=c23 -Wno-psabi -w" } */
   4
   5 #if __BITINT_MAXWIDTH__ >= 256
   6 _BitInt(256) d;
   7 _BitInt(255) e;
   8
   9 void
  10 foo (long __attribute__((vector_size (64))) s)
  11 {
  12   __builtin_memmove (&d, &s, sizeof (d));
  13 }
  14
  15 void
  16 bar (_BitInt(512) x)
  17 {
  18   long __attribute__((vector_size (64))) s;
  19   __builtin_memcpy (&s, &x, sizeof (s));
  20   __builtin_memcpy (&d, &s, sizeof (d));
  21 }
  22
  23 void
  24 baz (long __attribute__((vector_size (64))) s)
  25 {
  26   _BitInt(256) d;
  27   __builtin_memmove (&d, &s, sizeof (d));
  28   e = d;
  29 }
  30
  31 void
  32 qux (long __attribute__((vector_size (64))) s)
  33 {
  34   _BitInt(192) d;
  35   __builtin_memmove (&d, &s, sizeof (d));
  36   e = d;
  37 }
  38 #else
  39 int i;
  40 #endif
  41
  42 #if __BITINT_MAXWIDTH__ >= 1024
  43 _BitInt(512)
  44 corge (long __attribute__((vector_size (1024))) s)
  45 {
  46   _BitInt(512) d;
  47   __builtin_memcpy (&d, &s, sizeof (d));
  48   return d;
  49 }
  50 #endif