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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr51877.c] - Blame information for rev 688

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Line No. Rev Author Line
1 688 jeremybenn 
/* PR tree-optimization/51877 */
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extern void abort (void);
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struct A { int a; char b[32]; } a, b;
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__attribute__((noinline, noclone))
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struct A
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bar (int x)
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{
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  struct A r;
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  static int n;
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  r.a = ++n;
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  __builtin_memset (r.b, 0, sizeof (r.b));
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  r.b[0] = x;
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  return r;
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}
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__attribute__((noinline, noclone))
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void
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baz (void)
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{
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  asm volatile ("" : : : "memory");
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}
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__attribute__((noinline, noclone))
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void
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foo (struct A *x, int y)
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{
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  if (y == 6)
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    a = bar (7);
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  else
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    *x = bar (7);
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  baz ();
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}
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int
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main ()
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{
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  a = bar (3);
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  b = bar (4);
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  if (a.a != 1 || a.b[0] != 3 || b.a != 2 || b.b[0] != 4)
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    abort ();
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  foo (&b, 0);
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  if (a.a != 1 || a.b[0] != 3 || b.a != 3 || b.b[0] != 7)
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    abort ();
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  foo (&b, 6);
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  if (a.a != 4 || a.b[0] != 7 || b.a != 3 || b.b[0] != 7)
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    abort ();
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  return 0;
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}

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