File: pr60013.c

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gcc-arm-none-eabi 15%3A14.2.rel1-1
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/* PR ipa/60013 */
/* { dg-do compile } */
/* { dg-options "-O2" } */

typedef long int jmp_buf[64];
extern int _setjmp (jmp_buf) __attribute__ ((__nothrow__));
struct S { int a, b, c; };
extern struct S *baz (struct S *);
static jmp_buf j;

static inline int
bar (int b, int d)
{
  return (b & d) < 0;
}

struct S *
foo (int a, struct S *b, struct S *c, struct S *d)
{
  if (b->a == 0)
    {
      switch (a)
	{
	case 8:
	  return baz (b);
	case 7:
	  bar (b->c, c->b);
	  return 0;
	case 6:
	case 5:
	case 4:
	  return baz (c);
	case 3:
	case 2:
	  return baz (d);
	}
      return 0;
    }
  if (b->a == 1)
    {
      if (baz (c))
	return c;
      else if (_setjmp (j))
	baz (b);
    }
  return 0;
}