/* { dg-do compile } */ | |
/* { dg-options "-O1 -funsafe-math-optimizations -fdump-tree-recip" } */ | |
float e(float *x, float *y, float *z) | |
{ | |
float m = __builtin_sqrt (*x * *x + *y * *y + *z * *z); | |
*x /= m; | |
*y /= m; | |
*z /= m; | |
} | |
/* Look for only one division. */ | |
/* { dg-final { scan-tree-dump-times "= .* /" 1 "recip" } } */ |