gcc/testsuite/gcc.dg/pr70859-2.c

/* PR c/70859 */
/* { dg-do compile } */

#ifdef _AIX
#define _ISOC99_SOURCE
#endif
#include <stdint.h>
#define MAX __SIZE_MAX__
#define MAX2 SIZE_MAX
#define FIVE 5

static void *p;

void
fn0 (int n)
{
  p = __builtin_alloca_with_align (n, SIZE_MAX); /* { dg-error "39:must be a constant integer" } */
  p = __builtin_alloca_with_align (n, MAX); /* { dg-error "39:must be a constant integer" } */
  p = __builtin_alloca_with_align (n, MAX2); /* { dg-error "39:must be a constant integer" } */
  p = __builtin_alloca_with_align (n, FIVE); /* { dg-error "39:must be a constant integer" } */
}