1 /* Verify straight-line strength reduction for simple integer addition 2 with stride reversed. */ 3 4 /* { dg-do compile } */ 5 /* { dg-options "-O3 -fdump-tree-optimized" } */ 6 7 int f(int s,int c)8f (int s, int c) 9 { 10 int a1, a2, a3, x1, x2, x3, x; 11 12 a1 = 2 * s; 13 x1 = a1 + c; 14 a2 = 4 * s; 15 x2 = a2 + c; 16 a3 = 6 * s; 17 x3 = a3 + c; 18 x = x1 + x2 + x3; 19 return x; 20 } 21 22 /* { dg-final { scan-tree-dump-times " \\* " 1 "optimized" } } */ 23