28 lines
618 B
C
28 lines
618 B
C
/* { dg-do compile } */
|
|
/* { dg-options "-O2 -fno-strict-aliasing -ftree-loop-distribution -fdump-tree-ldist-details" } */
|
|
|
|
struct desc {
|
|
int i;
|
|
void * __restrict__ data;
|
|
int j;
|
|
} a, b;
|
|
|
|
float foo (int n)
|
|
{
|
|
int i;
|
|
float * __restrict__ x, * __restrict__ y, tmp = 0.0;
|
|
x = (float * __restrict__)a.data;
|
|
y = (float * __restrict__)b.data;
|
|
for (i = 0; i < n; ++i)
|
|
{
|
|
x[i] = 0.0;
|
|
tmp += y[i];
|
|
}
|
|
return tmp;
|
|
}
|
|
|
|
/* We should apply loop distribution. */
|
|
|
|
/* { dg-final { scan-tree-dump "Loop 1 distributed: split to 2 loops" "ldist" } } */
|
|
/* { dg-final { cleanup-tree-dump "ldist" } } */
|