22 lines
436 B
C
22 lines
436 B
C
/* { dg-do compile } */
|
|
/* { dg-options "-O2 -fdump-tree-optimized" } */
|
|
|
|
struct GTeth_desc
|
|
{
|
|
unsigned ed_cmdsts;
|
|
};
|
|
struct GTeth_softc
|
|
{
|
|
struct GTeth_desc txq_desc[32];
|
|
};
|
|
|
|
void foo(struct GTeth_softc *sc)
|
|
{
|
|
/* Verify that we retain the volatileness on the
|
|
store until after optimization. */
|
|
volatile struct GTeth_desc *p = &sc->txq_desc[0];
|
|
p->ed_cmdsts = 0;
|
|
}
|
|
|
|
/* { dg-final { scan-tree-dump "{v}" "optimized" } } */
|