1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/cp/call.c b/gcc/cp/call.c
index a8e4457f15a..e45d5aaee0c 100644
--- a/gcc/cp/call.c
+++ b/gcc/cp/call.c
@@ -6204,6 +6204,16 @@ initialize_reference (type, expr, decl, cleanup)
 	  type = TREE_TYPE (expr);
 	  var = make_temporary_var_for_ref_to_temp (decl, type);
 	  layout_decl (var, 0);
+	  /* If the rvalue is the result of a function call it will be
+	     a TARGET_EXPR.  If it is some other construct (such as a
+	     member access expression where the underlying object is
+	     itself the result of a function call), turn it into a
+	     TARGET_EXPR here.  It is important that EXPR be a
+	     TARGET_EXPR below since otherwise the INIT_EXPR will
+	     attempt to make a bitwise copy of EXPR to intialize
+	     VAR. */
+	  if (TREE_CODE (expr) != TARGET_EXPR)
+	    expr = get_target_expr (expr);
 	  /* Create the INIT_EXPR that will initialize the temporary
 	     variable.  */
 	  init = build (INIT_EXPR, type, var, expr);