Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/update-unroll-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile { target { i?86-*-* x86_64-*-* } } } */ /* { dg-options "-O1 -fprefetch-loop-arrays -march=amdfam10 -fdump-tree-aprefetch-blocks" } */ int a[10000]; int foo(unsigned n) { unsigned i, s = 0; for (i = 0; i < n; i++) s += a[i]; return s; } /* We used to make the probability that the body of the loop (unrolled to enable prefetching) is entered 0, which is not correct. */ /* { dg-final { scan-tree-dump-not "Invalid sum" "aprefetch"} } */ /* { dg-final { scan-tree-dump-not "SUCC: 7 .100.0%" "aprefetch"} } */