2014-05-02  Marek Polacek  <polacek@redhat.com>

	PR c/60784

	* c-typeck.c (push_init_level): Set constructor_designated to

	p->designated for structures.

--- gcc/c/c-typeck.c

+++ gcc/c/c-typeck.c

@@ -7270,6 +7270,9 @@ push_init_level (int implicit, struct obstack * braced_init_obstack)

 	  push_member_name (constructor_fields);

 	  constructor_depth++;

 	}

+      /* If upper initializer is designated, then mark this as

+	 designated too to prevent bogus warnings.  */

+      constructor_designated = p->designated;

     }

   else if (TREE_CODE (constructor_type) == ARRAY_TYPE)

     {

--- /dev/null

+++ gcc/testsuite/gcc.dg/pr60784.c

@@ -0,0 +1,25 @@

+/* PR c/60784 */

+/* { dg-do compile } */

+/* { dg-options "-Wextra -std=c99" } */

+

+struct A { int i, j; };

+struct B { struct A a; } b1 = { .a.i = 1, .a.j = 1 };

+struct B b2 = { .a.i = 1 };

+

+struct C { struct { int a, b; }; } c1 = { .a = 4, .b = 2 };

+struct C c2 = { .a = 4, .b = 2 };

+

+struct D { struct A a; };

+struct E { struct D d; };

+struct F { struct E e; } f1 = { .e.d.a.i = 8 };

+struct F f2 = { .e.d.a.i = 8, .e.d.a.j = 3 };

+

+struct G {

+  struct {

+    struct {

+      struct {

+        int a, b, c, d, e, f;

+      };

+    };

+  };

+} g = { .b = 2 };