File: pr48124-1.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* { dg-do run } */
/* { dg-options "-fno-toplevel-reorder" } */
/* { dg-require-effective-target int32plus } */

extern void abort (void);

struct S
{
  signed a : 26;
  signed b : 16;
  signed c : 10;
  volatile signed d : 14;
};

static struct S e = { 0, 0, 0, 1 };
static int f = 1;

void __attribute__((noinline))
foo (void)
{
  e.d = 0;
  f = 2;
}

int
main ()
{
  if (e.a || e.b || e.c || e.d != 1 || f != 1)
    abort ();
  foo ();
  if (e.a || e.b || e.c || e.d || f != 2)
    abort ();
  return 0;
}