Use const-ref instead of values for sese_l passed to functions.

gcc/ChangeLog:

2015-12-24  hiraditya  <hiraditya@msn.com>

        * graphite-sese-to-poly.c (build_loop_iteration_domains): Use ref instead of value.
        * sese.c (invariant_in_sese_p_rec): Use const ref instead of value.
        (scalar_evolution_in_region): Same
        * sese.h (bb_in_region): Same
        (bb_in_sese_p): Same.
        (stmt_in_sese_p): Same.
        (defined_in_sese_p): Same.
        (loop_in_sese_p): Same.

From-SVN: r231947

1 files changed, 2 insertions, 2 deletions

diff --git a/gcc/sese.c b/gcc/sese.c
index 74dc4ac..b0f54de 100644
--- a/gcc/sese.c
+++ b/gcc/sese.c
@@ -523,7 +523,7 @@ set_ifsese_condition (ifsese if_region, tree condition)
    when T depends on memory that may change in REGION.  */
 
 bool
-invariant_in_sese_p_rec (tree t, sese_l &region, bool *has_vdefs)
+invariant_in_sese_p_rec (tree t, const sese_l &region, bool *has_vdefs)
 {
   if (!defined_in_sese_p (t, region))
     return true;
@@ -596,7 +596,7 @@ scev_analyzable_p (tree def, sese_l &region)
    is not defined in the REGION is considered a parameter.  */
 
 tree
-scalar_evolution_in_region (sese_l &region, loop_p loop, tree t)
+scalar_evolution_in_region (const sese_l &region, loop_p loop, tree t)
 {
   gimple *def;
   struct loop *def_loop;