/* { dg-options "-O -fgraphite-identity -ffast-math -fno-tree-dce" } */ void foo () { int M0[4][4], M3[4] = {}; int i=-1; int ii, jj; for (; i; i++) for (jj = 0; jj < 4; jj++) for (ii = 0; ii < 4; ii++) M3[1] += __builtin_abs (M0[ii][0]); }