gcc/testsuite/gcc.dg/vect/vect-early-break_99-pr113287.c

   1 /* { dg-add-options vect_early_break } */
   2 /* { dg-require-effective-target vect_early_break } */
   3 /* { dg-require-effective-target bitint65535 } */
   4
   5 /* { dg-final { scan-tree-dump "LOOP VECTORIZED" "vect" } } */
   6
   7 #include "tree-vect.h"
   8
   9 _BitInt(998) b;
  10 char c;
  11 char d;
  12 char e;
  13 char f;
  14 char g;
  15 char h;
  16 char i;
  17 char j;
  18
  19 void
  20 foo(char y, _BitInt(9020) a, char *r)
  21 {
  22   char x = __builtin_mul_overflow_p(a << sizeof(a), y, 0);
  23   x += c + d + e + f + g + h + i + j + b;
  24   *r = x;
  25 }
  26
  27 int
  28 main(void)
  29 {
  30   check_vect ();
  31
  32   char x;
  33   foo(5, 5, &x);
  34   if (x != 1)
  35     __builtin_abort();
  36   return 0;
  37 }