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-rw-r--r--gcc/tree-ssa-loop-prefetch.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-prefetch.c b/gcc/tree-ssa-loop-prefetch.c
index 8b5e4d139bb..ecf14d108fe 100644
--- a/gcc/tree-ssa-loop-prefetch.c
+++ b/gcc/tree-ssa-loop-prefetch.c
@@ -1633,7 +1633,7 @@ determine_loop_nest_reuse (struct loop *loop, struct mem_ref_group *refs,
for (ref = gr->refs; ref; ref = ref->next)
{
dr = create_data_ref (nest, loop_containing_stmt (ref->stmt),
- ref->mem, ref->stmt, !ref->write_p);
+ ref->mem, ref->stmt, !ref->write_p, false);
if (dr)
{
@@ -1668,6 +1668,7 @@ determine_loop_nest_reuse (struct loop *loop, struct mem_ref_group *refs,
refb = (struct mem_ref *) DDR_B (dep)->aux;
if (DDR_ARE_DEPENDENT (dep) == chrec_dont_know
+ || DDR_COULD_BE_INDEPENDENT_P (dep)
|| DDR_NUM_DIST_VECTS (dep) == 0)
{
/* If the dependence cannot be analyzed, assume that there might be