diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/autopar/outer-3.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/autopar/outer-3.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/autopar/outer-3.c b/gcc/testsuite/gcc.dg/autopar/outer-3.c new file mode 100644 index 000000000..2f1033f98 --- /dev/null +++ b/gcc/testsuite/gcc.dg/autopar/outer-3.c @@ -0,0 +1,33 @@ +/* { 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[500][500]; + + for (i = 0; i < N; i++) + for (j = 0; j < i; j++) + x[i][j] = i + j + 3; + + for (i = 0; i < N; i++) + for (j = 0; j < i; j++) + if (x[i][j] != i + j + 3) + abort (); +} + +int main(void) +{ + parloop(500); + + 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" } } */ |