20 lines
389 B
C
20 lines
389 B
C
/* 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.;
|
|
}
|
|
}
|