rt_gccstream/gcc/testsuite/gcc.dg/autopar/outer-1.c

34 lines
745 B
C

/* { dg-do compile } */
/* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops-details -fdump-tree-optimized" } */
void abort (void);
void parloop (int N)
{
int i, j;
int x[10000][10000];
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
x[i][j] = i + j + 3;
for (i = 0; i < N; i++)
for (j = 0; j < N; j++)
if (x[i][j] != i + j + 3)
abort ();
}
int main(void)
{
parloop(10000);
return 0;
}
/* Check that outer loop is parallelized. */
/* { dg-final { scan-tree-dump-times "parallelizing outer loop" 1 "parloops" } } */
/* { dg-final { scan-tree-dump-times "loopfn" 5 "optimized" } } */
/* { dg-final { cleanup-tree-dump "parloops" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */