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comparison gcc/testsuite/g++.dg/ext/unroll-1.C @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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111:04ced10e8804 131:84e7813d76e9
1 // { dg-do compile }
2 // { dg-options "-O2 -fdump-tree-cunrolli-details" }
3
4 template <typename T>
5 void
6 foo (T *a, T *b, T *c)
7 {
8 #pragma GCC unroll 8
9 for (int i = 0; i < 8; i++)
10 a[i] = b[i] * c[i];
11 }
12
13 void
14 bar (int *a, int *b, int *c)
15 {
16 foo <int> (a, b, c);
17 }
18
19 // { dg-final { scan-tree-dump "loop with 8 iterations completely unrolled" "cunrolli" } }