Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/graphite/pr20256.c @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children |
line wrap: on
line source
/* { dg-do compile } */ /* { dg-options "-O2 -ftree-loop-linear" } */ /* { dg-require-effective-target size32plus } */ int foo() { int x[2][2], y[2]; int i, n, s; /* This is a reduction: there is a scalar dependence that cannot be removed by rewriting IVs. This code cannot and should not be transformed into a perfect loop. */ for (n = 0; n < 2; n++) { s = 0; for (i = 0; i < 2; i++) s += x[n][i]*y[i]; s += 1; } return s; }