[PATCH 4/6] Fix memory leak in loop_vec_info

[marxin]

gcc/ChangeLog:

2015-11-23  Martin Liska  <mli...@suse.cz>

        * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
        Do not release memory for comp_alias_ddrs.
        * tree-vect-loop.c (destroy_loop_vec_info): Release
        the memory for all loop_vec_info.
---
 gcc/tree-vect-loop-manip.c | 2 --
 gcc/tree-vect-loop.c       | 1 +
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/gcc/tree-vect-loop-manip.c b/gcc/tree-vect-loop-manip.c
index c96e196..226b88f 100644
--- a/gcc/tree-vect-loop-manip.c
+++ b/gcc/tree-vect-loop-manip.c
@@ -2284,8 +2284,6 @@ vect_create_cond_for_alias_checks (loop_vec_info 
loop_vinfo, tree * cond_expr)
     dump_printf_loc (MSG_NOTE, vect_location,
                     "created %u versioning for alias checks.\n",
                     comp_alias_ddrs.length ());
-
-  comp_alias_ddrs.release ();
 }
 
 
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index 41e5031..8f39578 100644
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -1179,6 +1179,7 @@ destroy_loop_vec_info (loop_vec_info loop_vinfo, bool 
clean_stmts)
   free_dependence_relations (LOOP_VINFO_DDRS (loop_vinfo));
   LOOP_VINFO_LOOP_NEST (loop_vinfo).release ();
   LOOP_VINFO_MAY_MISALIGN_STMTS (loop_vinfo).release ();
+  LOOP_VINFO_COMP_ALIAS_DDRS (loop_vinfo).release ();
   LOOP_VINFO_MAY_ALIAS_DDRS (loop_vinfo).release ();
   slp_instances = LOOP_VINFO_SLP_INSTANCES (loop_vinfo);
   FOR_EACH_VEC_ELT (slp_instances, j, instance)
-- 
2.6.3