ipa-inline-transform.c (master_clone_with_noninline_clones_p): New.

	* ipa-inline-transform.c (master_clone_with_noninline_clones_p): New.
	(clone_inlined_nodes): Do not overwrite the clone if above predicate
	returns true.

From-SVN: r216415

1 files changed, 18 insertions, 1 deletions

diff --git a/gcc/ipa-inline-transform.c b/gcc/ipa-inline-transform.c
index 4b0fcad..1cb4c05 100644
--- a/gcc/ipa-inline-transform.c
+++ b/gcc/ipa-inline-transform.c
@@ -122,6 +122,20 @@ can_remove_node_now_p (struct cgraph_node *node, struct cgraph_edge *e)
   return true;
 }
 
+/* Return true if NODE is a master clone with non-inline clones.  */
+
+static bool
+master_clone_with_noninline_clones_p (struct cgraph_node *node)
+{
+  if (node->clone_of)
+    return false;
+
+  for (struct cgraph_node *n = node->clones; n; n = n->next_sibling_clone)
+    if (n->decl != node->decl)
+      return true;
+
+  return false;
+}
 
 /* E is expected to be an edge being inlined.  Clone destination node of
    the edge and redirect it to the new clone.
@@ -155,7 +169,10 @@ clone_inlined_nodes (struct cgraph_edge *e, bool duplicate,
 	  /* Recursive inlining never wants the master clone to
 	     be overwritten.  */
 	  && update_original
-	  && can_remove_node_now_p (e->callee, e))
+	  && can_remove_node_now_p (e->callee, e)
+	  /* We cannot overwrite a master clone with non-inline clones
+	     until after these clones are materialized.  */
+	  && !master_clone_with_noninline_clones_p (e->callee))
 	{
 	  /* TODO: When callee is in a comdat group, we could remove all of it,
 	     including all inline clones inlined into it.  That would however