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/* PR tree-optimization/46966 */ /* { dg-do compile } */ /* { dg-options "-O -floop-interchange -ffast-math -fno-tree-copy-prop -fno-tree-loop-im" } */ int a[1000][1000]; void foo () { int i, j; for (i = 0; i < 1000; i++) for (j = 0; j < 1000; j++) a[i][j] = 0; }