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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [reassoc-2.c] - Blame information for rev 826

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Line No. Rev Author Line
1 298 jeremybenn
/* { dg-do compile } */
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/* { dg-options "-O2 -fdump-tree-optimized" } */
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int f (int a0,int a1,int a2,int a3,int a4)
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{
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int b0, b1, b2, b3, b4,e;
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  /* this can be optimized to four additions... */
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  b4 = a4 + a3 + a2 + a1 + a0;
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  b3 = a3 + a2 + a1 + a0;
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  b2 = a2 + a1 + a0;
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  b1 = a1 + a0;
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  /* This is actually 0 */
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  e = b4 - b3 + b2 - b1 - a4 - a2;
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  return e;
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}
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/* { dg-final { scan-tree-dump-times "return 0" 1 "optimized" } } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */

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