Correct a function pre/postcondition [PR102403].

[thirdparty/gcc.git] / gcc / ira-build.c

diff --git a/gcc/ira-build.c b/gcc/ira-build.c
index 0bbdb4d0c4b93fe55c9b2c6f1636074210ec21d3..42120656366416d56f81dec01d38e097fefaf16d 100644 (file)
--- a/gcc/ira-build.c
+++ b/gcc/ira-build.c
@@ -1,5 +1,5 @@
 /* Building internal representation for IRA.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    Contributed by Vladimir Makarov <vmakarov@redhat.com>.
 
 This file is part of GCC.
@@ -128,7 +128,6 @@ create_loop_tree_nodes (void)
   bool skip_p;
   edge_iterator ei;
   edge e;
-  vec<edge> edges;
   loop_p loop;
 
   ira_bb_nodes
@@ -173,14 +172,13 @@ create_loop_tree_nodes (void)
              }
          if (skip_p)
            continue;
-         edges = get_loop_exit_edges (loop);
+         auto_vec<edge> edges = get_loop_exit_edges (loop);
          FOR_EACH_VEC_ELT (edges, j, e)
            if ((e->flags & EDGE_ABNORMAL) && EDGE_CRITICAL_P (e))
              {
                skip_p = true;
                break;
              }
-         edges.release ();
          if (skip_p)
            continue;
        }
@@ -1674,7 +1672,7 @@ finish_cost_vectors (void)
 
 static vec<ira_loop_tree_node_t>
 ira_loop_tree_body_rev_postorder (ira_loop_tree_node_t loop_node ATTRIBUTE_UNUSED,
-                                 vec<ira_loop_tree_node_t> loop_preorder)
+                                 const vec<ira_loop_tree_node_t> &loop_preorder)
 {
   vec<ira_loop_tree_node_t> topsort_nodes = vNULL;
   unsigned int n_loop_preorder;
@@ -1964,17 +1962,15 @@ create_loop_tree_node_allocnos (ira_loop_tree_node_t loop_node)
       int i;
       edge_iterator ei;
       edge e;
-      vec<edge> edges;
 
       ira_assert (current_loops != NULL);
       FOR_EACH_EDGE (e, ei, loop_node->loop->header->preds)
        if (e->src != loop_node->loop->latch)
          create_loop_allocnos (e);
 
-      edges = get_loop_exit_edges (loop_node->loop);
+      auto_vec<edge> edges = get_loop_exit_edges (loop_node->loop);
       FOR_EACH_VEC_ELT (edges, i, e)
        create_loop_allocnos (e);
-      edges.release ();
     }
 }
 
@@ -2167,13 +2163,12 @@ loop_with_complex_edge_p (class loop *loop)
   int i;
   edge_iterator ei;
   edge e;
-  vec<edge> edges;
   bool res;
 
   FOR_EACH_EDGE (e, ei, loop->header->preds)
     if (e->flags & EDGE_EH)
       return true;
-  edges = get_loop_exit_edges (loop);
+  auto_vec<edge> edges = get_loop_exit_edges (loop);
   res = false;
   FOR_EACH_VEC_ELT (edges, i, e)
     if (e->flags & EDGE_COMPLEX)
@@ -2181,7 +2176,6 @@ loop_with_complex_edge_p (class loop *loop)
        res = true;
        break;
       }
-  edges.release ();
   return res;
 }
 #endif