diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/graphite/block-6.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/graphite/block-6.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/graphite/block-6.c b/gcc/testsuite/gcc.dg/graphite/block-6.c new file mode 100644 index 00000000000..77429f1cb83 --- /dev/null +++ b/gcc/testsuite/gcc.dg/graphite/block-6.c @@ -0,0 +1,25 @@ +/* { dg-options "-O2 -floop-block -fdump-tree-graphite-all" } */ + +#define N 10000 +void foo (int); +int test () +{ + int a[N][N]; + unsigned i, j; + + for (i = 0; i < N; i++) + for (j = 0; j < N; j++) + a[i][j] = i*j; + + for (i = 1; i < N; i++) + for (j = 1; j < (N-1) ; j++) + a[i][j] = a[i-1][j+1] * a[i-1][j+1]/2; + + for (i = 0; i < N; i++) + for (j = 0; j < N; j++) + foo (a[i][j]); +} + +/* Interchange is not legal for loops 0 and 1 of SCoP 2. */ +/* { dg-final { scan-tree-dump-times "Interchange not valid for loops 0 and 1:" 1 "graphite"} } */ +/* { dg-final { cleanup-tree-dump "graphite" } } */ |