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/* x2 and x3 will be strength-reduced based on the same statement
but with different variables as the stride. Note that they will
be strength-reduced by introducing an initializer 4*s which is
cheaper than 5*s; similar for 4*c and 5*c. */
/* { dg-do compile } */
/* { dg-options "-O3 -fdump-tree-optimized" } */
int
f (int s, int c)
{
int a2, a3, x1, x2, x3, x;
x1 = c + s;
a2 = 5 * s;
x2 = c + a2;
a3 = 5 * c;
x3 = s + a3;
x = x1 + x2 + x3;
return x;
}
/* { dg-final { scan-tree-dump-times " \\* 4" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times " \\* 5" 0 "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */
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