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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [20020529-1.c] - Blame information for rev 297

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Line No. Rev Author Line
1 297 jeremybenn
/* PR target/6838 from cato@df.lth.se.
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   cris-elf got an ICE with -O2: the insn matching
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      (insn 49 48 52 (parallel[
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                  (set (mem/s:HI (plus:SI (reg/v/f:SI 0 r0 [24])
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                              (const_int 8 [0x8])) [5 <variable>.c+0 S2 A8])
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                      (reg:HI 2 r2 [27]))
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                  (set (reg/f:SI 2 r2 [31])
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                      (plus:SI (reg/v/f:SI 0 r0 [24])
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                          (const_int 8 [0x8])))
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              ] ) 24 {*mov_sidehi_mem} (nil)
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          (nil))
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   forced a splitter through the output pattern "#", but there was no
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   matching splitter.  */
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struct xx
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 {
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   int a;
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   struct xx *b;
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   short c;
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 };
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int f1 (struct xx *);
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void f2 (void);
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int
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foo (struct xx *p, int b, int c, int d)
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{
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  int a;
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  for (;;)
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    {
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      a = f1(p);
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      if (a)
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        return (0);
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      if (b)
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        continue;
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      p->c = d;
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      if (p->a)
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        f2 ();
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      if (c)
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        f2 ();
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      d = p->c;
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      switch (a)
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        {
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        case 1:
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          if (p->b)
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            f2 ();
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          if (c)
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            f2 ();
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        default:
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          break;
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        }
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    }
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  return d;
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}
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int main (void)
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{
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  struct xx s = {0, &s, 23};
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  if (foo (&s, 0, 0, 0) != 0 || s.a != 0 || s.b != &s || s.c != 0)
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    abort ();
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  exit (0);
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}
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int
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f1 (struct xx *p)
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{
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  static int beenhere = 0;
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  if (beenhere++ > 1)
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    abort ();
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  return beenhere > 1;
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}
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void
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f2 (void)
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{
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  abort ();
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}

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