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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-lim1-details" } */
int x;
int a[100];
struct a
{
int X;
int Y;
};
void bla(void);
void test1(void)
{
unsigned i;
/* We should perform store motion here. */
for (x = 0; x < 100; x++)
a[x] = x;
}
void test2(void)
{
unsigned i;
/* But not here. */
for (x = 0; x < 100; x++)
bla ();
}
void test3(struct a *A)
{
unsigned i;
/* But we should here (using base + offset analysis). */
for (i = 0; i < 100; i++)
{
A[5].X += i;
A[5].Y += i;
}
}
/* { dg-final { scan-tree-dump-times "Executing store motion of" 3 "lim1" } } */
/* { dg-final { cleanup-tree-dump "lim1" } } */
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