19 lines
746 B
C
19 lines
746 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -fno-tree-vectorize -fdump-rtl-loop2_unroll-details -funroll-loops" } */
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/* { dg-require-effective-target int32plus } */
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extern int *a;
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int t(void)
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{
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int i;
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for (i=0;i<1000000;i++)
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a[i]++;
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}
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/* { dg-final { scan-rtl-dump "Unrolled loop" "loop2_unroll" } } */
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/* { dg-final { scan-rtl-dump "number of iterations: .const_int 999999" "loop2_unroll" } } */
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/* { dg-final { scan-rtl-dump "upper bound: 999999" "loop2_unroll" } } */
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/* { dg-final { scan-rtl-dump "realistic bound: 999999" "loop2_unroll" } } */
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/* { dg-final { scan-rtl-dump "considering unrolling loop with constant number of iterations" "loop2_unroll" } } */
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/* { dg-final { scan-rtl-dump-not "Invalid sum" "loop2_unroll" } } */
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