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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-O2 -funroll-loops -fdump-tree-cunroll-details" } */
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3
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4 __attribute__ ((pure))
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5 int bla(int);
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6
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7 int foo(void)
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8 {
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9 int i;
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10 int sum = 0;
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11
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12 /* This loop used to appear to be too large for unrolling. */
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13 for (i = 0; i < 4; i++)
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14 {
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15 sum += bla (i);
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16 sum += bla (2*i);
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17 sum += bla (3*i);
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18 sum += bla (4*i);
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19 sum += bla (5*i);
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20 sum += bla (6*i);
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21 sum += bla (7*i);
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22 sum += bla (8*i);
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23 }
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24 return sum;
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25 }
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26
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131
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27 /* { dg-final { scan-tree-dump-times "loop with 3 iterations completely unrolled" 1 "cunroll" } } */
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