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/* PR optimization/10157 */

/* Originator: Peter van Hoof <p.van-hoof@qub.ac.uk> */

/* { dg-do compile } */

/* { dg-options "-O2 -ffast-math" } */

/* Verify that the loop optimizer doesn't

   emit invalid reg-to-reg copy insns. */

void g() {

  while(1) {

    int i,n;

    double p,r;

    for( i=0; i < n; i++ )

      if( p > 1. )

        for( i=0; i < n; i++ )

          r += 2.;

  }

}