Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gcc.dg/tree-ssa/loop-interchange-11.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | |
children | 1830386684a0 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/tree-ssa/loop-interchange-11.c Thu Oct 25 07:37:49 2018 +0900 @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -floop-interchange -fdump-tree-linterchange-details" } */ +/* { dg-skip-if "too big data segment" { avr-*-* visium-*-* } } */ + +#define M 256 +int a[M][M], b[M][M]; + +void +simple_reduc_1 (int n, int *p) +{ + for (int j = 0; j < n; j++) + { + int sum = p[j]; + for (int i = 0; i < n; i++) + { + sum = sum + b[i][j]; + b[i][j] += a[i][j]; + } + + p[j] = sum; + } +} +/* { dg-final { scan-tree-dump-not "Loop_pair<outer:., inner:.> is interchanged" "linterchange" } } */