1 files changed, 12 insertions, 4 deletions

diff --git a/gcc/cgraph.c b/gcc/cgraph.c
index 0c2441fcf6f..aaa50b607d2 100644
--- a/gcc/cgraph.c
+++ b/gcc/cgraph.c
@@ -442,7 +442,7 @@ cgraph_allocate_node (void)
     }
   else
     {
-      node = GGC_CNEW (struct cgraph_node);
+      node = ggc_alloc_cleared_cgraph_node ();
       node->uid = cgraph_max_uid++;
     }
 
@@ -970,7 +970,7 @@ cgraph_create_edge_1 (struct cgraph_node *caller, struct cgraph_node *callee,
     }
   else
     {
-      edge = GGC_NEW (struct cgraph_edge);
+      edge = ggc_alloc_cgraph_edge ();
       edge->uid = cgraph_edge_max_uid++;
     }
 
@@ -1045,7 +1045,7 @@ cgraph_create_indirect_edge (struct cgraph_node *caller, gimple call_stmt,
   edge->indirect_unknown_callee = 1;
   initialize_inline_failed (edge);
 
-  edge->indirect_info = GGC_CNEW (struct cgraph_indirect_call_info);
+  edge->indirect_info = ggc_alloc_cleared_cgraph_indirect_call_info ();
   edge->indirect_info->param_index = -1;
   edge->indirect_info->ecf_flags = ecf_flags;
 
@@ -1825,6 +1825,8 @@ dump_cgraph_node (FILE *f, struct cgraph_node *node)
     fprintf (f, " local");
   if (node->local.externally_visible)
     fprintf (f, " externally_visible");
+  if (node->local.used_from_object_file)
+    fprintf (f, " used_from_object_file");
   if (node->local.finalized)
     fprintf (f, " finalized");
   if (node->local.disregard_inline_limits)
@@ -1973,7 +1975,7 @@ cgraph_add_asm_node (tree asm_str)
 {
   struct cgraph_asm_node *node;
 
-  node = GGC_CNEW (struct cgraph_asm_node);
+  node = ggc_alloc_cleared_cgraph_asm_node ();
   node->asm_str = asm_str;
   node->order = cgraph_order++;
   node->next = NULL;
@@ -2075,6 +2077,7 @@ cgraph_clone_node (struct cgraph_node *n, tree decl, gcov_type count, int freq,
   new_node->analyzed = n->analyzed;
   new_node->local = n->local;
   new_node->local.externally_visible = false;
+  new_node->local.used_from_object_file = false;
   new_node->local.local = true;
   new_node->local.vtable_method = false;
   new_node->global = n->global;
@@ -2214,6 +2217,8 @@ cgraph_create_virtual_clone (struct cgraph_node *old_node,
      ??? We cannot use COMDAT linkage because there is no
      ABI support for this.  */
   DECL_EXTERNAL (new_node->decl) = 0;
+  if (DECL_ONE_ONLY (old_decl))
+    DECL_SECTION_NAME (new_node->decl) = NULL;
   DECL_COMDAT_GROUP (new_node->decl) = 0;
   TREE_PUBLIC (new_node->decl) = 0;
   DECL_COMDAT (new_node->decl) = 0;
@@ -2266,6 +2271,7 @@ cgraph_create_virtual_clone (struct cgraph_node *old_node,
   else
     new_node->clone.combined_args_to_skip = args_to_skip;
   new_node->local.externally_visible = 0;
+  new_node->local.used_from_object_file = 0;
   new_node->local.local = 1;
   new_node->lowered = true;
   new_node->reachable = true;
@@ -2606,6 +2612,8 @@ cgraph_node_cannot_return (struct cgraph_node *node)
 bool
 cgraph_edge_cannot_lead_to_return (struct cgraph_edge *e)
 {
+  if (cgraph_node_cannot_return (e->caller))
+    return true;
   if (e->indirect_unknown_callee)
     {
       int flags = e->indirect_info->ecf_flags;