gcc/testsuite/gcc.dg/bitint-3.c

   1 /* PR c/102989 */
   2 /* { dg-do compile { target bitint } } */
   3 /* { dg-options "-std=c23 -pedantic-errors" } */
   4
   5 _BitInt(32) a, b = 2147483647wb;
   6 _BitInt(64) c, d = 9223372036854775807wb;
   7 struct S {
   8   _BitInt(2) a;
   9   _BitInt(6) b;
  10 } s, t = { -1wb - 1wb, 31wb };
  11
  12 void
  13 foo (void)
  14 {
  15   a = b;
  16   c = d;
  17   s.a = t.a;
  18   s.b = t.b;
  19 }
  20
  21 void
  22 bar (void)
  23 {
  24   a += b;
  25   c += d;
  26   s.a += t.a;
  27   s.b += t.b;
  28 }
  29
  30 #if __BITINT_MAXWIDTH__ >= 128
  31 unsigned _BitInt(128) e = 340282366920938463463374607431768211455uwb;
  32 _BitInt(128) f = 20000000000000000000000000000000000000wb;
  33 _BitInt(128) g = -20000000000000000000000000000000000000wb;
  34 #endif
  35
  36 #if __BITINT_MAXWIDTH__ >= 575
  37 unsigned _BitInt(575) h = 123665200736552267030251260509823595017565674550605919957031528046448612553265933585158200530621522494798835713008069669675682517153375604983773077550946583958303386074349567uwb;
  38 _BitInt(575) i = 2000000000000000000000000000000000000000000wb;
  39 _BitInt(575) j = -2000000000000000000000000000000000000000000wb;
  40 #endif