111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -fdump-tree-ivopts-details" } */
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3
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4 int *a;
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5
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6 int
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7 foo (signed char s, signed char l)
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8 {
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9 signed char i;
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10 int sum = 0;
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11
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12 for (i = s; i > l; i--)
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13 {
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14 sum += a[i];
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15 }
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16
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17 return sum;
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18 }
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19
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20 /* Check loop niter bound information. */
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21 /* { dg-final { scan-tree-dump "bounded by 254" "ivopts" } } */
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22 /* { dg-final { scan-tree-dump-not "bounded by 255" "ivopts" } } */
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23 /* { dg-final { scan-tree-dump-not "zero if " "ivopts" } } */
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