Daily bump.

[pf3gnuchains/gcc-fork.git] / gcc / graphite-scop-detection.c

diff --git a/gcc/graphite-scop-detection.c b/gcc/graphite-scop-detection.c
index e8370ef..0a3680b 100644 (file)
--- a/gcc/graphite-scop-detection.c
+++ b/gcc/graphite-scop-detection.c
@@ -258,25 +258,33 @@ graphite_can_represent_expr (basic_block scop_entry, loop_p loop,
    Graphite.  */
 
 static bool
-stmt_has_simple_data_refs_p (loop_p outermost_loop, gimple stmt)
+stmt_has_simple_data_refs_p (loop_p outermost_loop ATTRIBUTE_UNUSED,
+                            gimple stmt)
 {
   data_reference_p dr;
   unsigned i;
   int j;
   bool res = true;
-  VEC (data_reference_p, heap) *drs = VEC_alloc (data_reference_p, heap, 5);
+  VEC (data_reference_p, heap) *drs = NULL;
+  loop_p outer;
 
-  graphite_find_data_references_in_stmt (outermost_loop,
-                                        loop_containing_stmt (stmt),
-                                        stmt, &drs);
+  for (outer = loop_containing_stmt (stmt); outer; outer = loop_outer (outer))
+    {
+      graphite_find_data_references_in_stmt (outer,
+                                            loop_containing_stmt (stmt),
+                                            stmt, &drs);
 
-  FOR_EACH_VEC_ELT (data_reference_p, drs, j, dr)
-    for (i = 0; i < DR_NUM_DIMENSIONS (dr); i++)
-      if (!graphite_can_represent_scev (DR_ACCESS_FN (dr, i)))
-       {
-         res = false;
-         goto done;
-       }
+      FOR_EACH_VEC_ELT (data_reference_p, drs, j, dr)
+       for (i = 0; i < DR_NUM_DIMENSIONS (dr); i++)
+         if (!graphite_can_represent_scev (DR_ACCESS_FN (dr, i)))
+           {
+             res = false;
+             goto done;
+           }
+
+      free_data_refs (drs);
+      drs = NULL;
+    }
 
  done:
   free_data_refs (drs);