re PR lto/60567 (lto1 ICE in add_symbol_to_partition, at lto/lto-partition.c:233…

re PR lto/60567 (lto1 ICE in add_symbol_to_partition, at lto/lto-partition.c:233 with -fno-use-linker-plugin)

	PR lto/60567
	* ipa.c (function_and_variable_visibility): Copy forced_by_abi flag from
	decl_node to node.

	* g++.dg/lto/pr60567_0.C: New test.

From-SVN: r209280

gcc/ChangeLog

-2014-04-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+2014-04-10  Jan Hubicka  <hubicka@ucw.cz>
+	    Jakub Jelinek  <jakub@redhat.com>
 
-	* fortran/class.c (gfc_build_class_symbol): Append "_t" to target class
-	names to make the generated type names unique.
+	PR lto/60567
+	* ipa.c (function_and_variable_visibility): Copy forced_by_abi flag from
+	decl_node to node.
 
 2014-04-10  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 

gcc/fortran/ChangeLog

+2014-04-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+
+	* class.c (gfc_build_class_symbol): Append "_t" to target class
+	names to make the generated type names unique.
+
 2014-04-04  Tobias Burnus  <burnus@net-b.de>
 
 	* check.c (gfc_check_cmplx): Fix typo.

gcc/ipa.c

@@ -1032,6 +1032,7 @@ function_and_variable_visibility (bool whole_program)
 				   == DECL_COMDAT_GROUP (decl_node->decl));
 	      gcc_checking_assert (node->same_comdat_group);
 	    }
+	  node->forced_by_abi = decl_node->forced_by_abi;
 	  if (DECL_EXTERNAL (decl_node->decl))
 	    DECL_EXTERNAL (node->decl) = 1;
 	}

gcc/testsuite/ChangeLog

+2014-04-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR lto/60567
+	* g++.dg/lto/pr60567_0.C: New test.
+
 2014-04-10  Bernd Edlinger  <bernd.edlinger@hotmail.de>
 
 	* gfortran.dg/class_nameclash.f90: New test.

gcc/testsuite/g++.dg/lto/pr60567_0.C

+// PR lto/60567
+// { dg-lto-do link }
+// { dg-lto-options { { -flto -fno-use-linker-plugin } } }
+// { dg-extra-ld-options "-r -nostdlib" }
+
+#pragma implementation
+struct S {};
+
+#pragma interface
+struct T
+{
+  virtual void foo (const S &) = 0;
+};
+
+struct U
+{
+  virtual void bar (const S &) = 0;
+};
+
+struct V : public T, public U
+{
+  virtual void bar (const S &) {}
+};