* df-scan.c (df_collection_rec): Adjust.

	(copy_defs): New constant.
	(copy_uses): Likewise.
	(copy_eq_uses): Likewise.
	(copy_mw): Likewise.
	(copy_all): Likewise.
	(df_insn_rescan): Adjust.
	(df_notes_rescan): Likewise.
	(df_swap_refs): Likewise.
	(df_sort_and_compress_refs): Likewise.
	(df_sort_and_compress_mws): Likewise.
	(df_install_refs): Likewise.
	(df_install_mws): Likewise.
	(df_refs_add_to_chains): Add flags parameter controlling which vectors
	are coppied.
	(df_bb_refs_record): Adjust.
	(df_record_entry_block_defs): Likewise.
	(df_record_exit_block_defs): Likewise.
	(df_refs_verify): Likewise.
	(df_mws_verify): Likewise.
	(df_insn_refs_verify): Likewise.
	(df_bb_verify): Likewise.
	* ipa-pure-const.c (finish_state): Remove.
	(propagate): Adjust.
	* tree-data-ref.c tree-ssa-alias.c tree-ssa-loop-ivcanon.c
	tree-ssa-threadedge.c tree-vect-loop-manip.c tree-vect-slp.c
	var-tracking.c: Adjust.
	* vec.c (stack_vecs): Remove.
	(register_stack_vec): Likewise.
	(stack_vec_register_index): Likewise.
	(unregister_stack_vec): Likewise.
	* vec.h (struct va_stack): Remove.
	(struct vec<T, A, vl_ptr>): Specialize as
	struct vec<T, va_heap, vl_ptr> instead since va_heap is the only
	allocation strategy compatable with the vl_ptr layout.
	(struct vec<T, va_gc, vl_ptr>): Remove because it now gets an empty
	specialization anyway.
	(class stack_vec): New class.
	(vec_stack_alloc): Remove.
	(vec<T, va_heap, vl_ptr>::using_auto_storage): New method.

	* gcc-interface/decl.c (components_to_record): Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204137 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 13 deletions

diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c
index 8be3d359f72..ffa4cbf14d7 100644
--- a/gcc/tree-data-ref.c
+++ b/gcc/tree-data-ref.c
@@ -4325,7 +4325,7 @@ typedef struct data_ref_loc_d
    true if STMT clobbers memory, false otherwise.  */
 
 static bool
-get_references_in_stmt (gimple stmt, vec<data_ref_loc, va_stack> *references)
+get_references_in_stmt (gimple stmt, vec<data_ref_loc, va_heap> *references)
 {
   bool clobbers_memory = false;
   data_ref_loc ref;
@@ -4417,17 +4417,13 @@ find_data_references_in_stmt (struct loop *nest, gimple stmt,
 			      vec<data_reference_p> *datarefs)
 {
   unsigned i;
-  vec<data_ref_loc, va_stack> references;
+  stack_vec<data_ref_loc, 2> references;
   data_ref_loc *ref;
   bool ret = true;
   data_reference_p dr;
 
-  vec_stack_alloc (data_ref_loc, references, 2);
   if (get_references_in_stmt (stmt, &references))
-    {
-      references.release ();
-      return false;
-    }
+    return false;
 
   FOR_EACH_VEC_ELT (references, i, ref)
     {
@@ -4451,17 +4447,13 @@ graphite_find_data_references_in_stmt (loop_p nest, loop_p loop, gimple stmt,
 				       vec<data_reference_p> *datarefs)
 {
   unsigned i;
-  vec<data_ref_loc, va_stack> references;
+  stack_vec<data_ref_loc, 2> references;
   data_ref_loc *ref;
   bool ret = true;
   data_reference_p dr;
 
-  vec_stack_alloc (data_ref_loc, references, 2);
   if (get_references_in_stmt (stmt, &references))
-    {
-      references.release ();
-      return false;
-    }
+    return false;
 
   FOR_EACH_VEC_ELT (references, i, ref)
     {