1 /* { dg-do compile { target size32plus } } */ 2 /* { dg-options "-O3 -ftree-loop-distribute-patterns -fdump-tree-ldist-details" } */ 3 4 #define k 1335 5 double a[k][k]; 6 double b[k][k]; 7 double c[k][k]; 8 9 int x; 10 int y; 11 12 void foo(void)13foo (void) 14 { 15 for (int j = 0; j < x; j++) 16 { 17 for (int i = 0; i < y; i++) 18 { 19 c[j][i] = b[j][i] - a[j][i]; 20 a[j][i] = b[j][i]; 21 } 22 } 23 } 24 25 /* { dg-final { scan-tree-dump "Loop . not distributed" "ldist" } } */ 26