gcc/gcc/testsuite/gcc.dg/pr96298.c

19 lines
328 B
C

/* PR rtl-optimization/96298 */
/* { dg-do run } */
/* { dg-options "-O2 -fno-tree-forwprop" } */
typedef unsigned char __attribute__ ((__vector_size__ (8))) v64u8;
v64u8 a;
int
main (void)
{
v64u8 x = (a - 1) ^ -a;
for (unsigned i = 0; i < sizeof (x); i++)
if (x[i] != 0xff)
__builtin_abort ();
return 0;
}