re PR lto/43946 (SPEC2000 GCC fails to build with -fprofile-generate -O2…

re PR lto/43946 (SPEC2000 GCC fails to build with -fprofile-generate     -O2 -ffast-math -flto -fwhole-program)

2010-04-30  Richard Guenther  <rguenther@suse.de>

	PR lto/43946
	* passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
	first after all lowering passes.

	* gcc.dg/lto/20100430-1_0.c: New testcase.

From-SVN: r158935

gcc/ChangeLog

+2010-04-30  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/43946
+	* passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
+	first after all lowering passes.
+
 2010-04-30  Steven Bosscher  <steven@gcc.gnu.org>
 
 	* toplev.c: Include varray.h for statistics dumping.

gcc/passes.c

@@ -748,6 +748,7 @@ init_optimization_passes (void)
 
   /* Interprocedural optimization passes.  */
   p = &all_small_ipa_passes;
+  NEXT_PASS (pass_ipa_free_lang_data);
   NEXT_PASS (pass_ipa_function_and_variable_visibility);
   NEXT_PASS (pass_ipa_early_inline);
     {
@@ -756,7 +757,6 @@ init_optimization_passes (void)
       NEXT_PASS (pass_inline_parameters);
       NEXT_PASS (pass_rebuild_cgraph_edges);
     }
-  NEXT_PASS (pass_ipa_free_lang_data);
   NEXT_PASS (pass_early_local_passes);
     {
       struct opt_pass **p = &pass_early_local_passes.pass.sub;

gcc/testsuite/ChangeLog

+2010-04-30  Richard Guenther  <rguenther@suse.de>
+
+	PR lto/43946
+	* gcc.dg/lto/20100430-1_0.c: New testcase.
+
 2010-04-30  Jakub Jelinek  <jakub@redhat.com>
 
 	PR debug/43942

gcc/testsuite/gcc.dg/lto/20100430-1_0.c

+/* { dg-lto-do link } */
+/* { dg-lto-options {{-O2 -fprofile-arcs -flto -r -nostdlib}} } */
+
+void
+expand_stmt_with_iterators_1 (void)
+{
+  extern void expand_expr_stmt (void);
+  expand_expr_stmt ();
+}
+void
+iterator_expand (void)
+{
+  expand_stmt_with_iterators_1 ();
+}