comparison gcc/testsuite/gcc.dg/unroll-8.c @ 111:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-rtl-loop2_unroll -funroll-loops" } */
3 struct a {int a[7];};
4 int t(struct a *a, int n)
5 {
6 int i;
7 for (i=0;i<n;i++)
8 a->a[i]++;
9 }
10 /* { dg-final { scan-rtl-dump-not "Unrolled loop" "loop2_unroll" } } */
11 /* { dg-final { scan-rtl-dump "likely upper bound: 7" "loop2_unroll" } } */
12 /* { dg-final { scan-rtl-dump "realistic bound: -1" "loop2_unroll" } } */
13 /* { dg-final { scan-rtl-dump "Not unrolling loop, doesn't roll" "loop2_unroll" } } */
14 /* { dg-final { scan-rtl-dump-not "Invalid sum" "loop2_unroll" } } */
15 /* { dg-final { scan-rtl-dump-not "upper bound: -1" "loop2_unroll" } } */