* 30_threads/thread/native_handle/typesizes.cc: Do not run on cygwin.

[pf3gnuchains/gcc-fork.git] / gcc / tree-optimize.c

diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index d242204..3d18d20 100644 (file)
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -157,7 +157,9 @@ struct gimple_opt_pass pass_all_early_optimizations =
 static unsigned int
 execute_cleanup_cfg_post_optimizing (void)
 {
-  cleanup_tree_cfg ();
+  unsigned int todo = 0;
+  if (cleanup_tree_cfg ())
+    todo |= TODO_update_ssa;
   maybe_remove_unreachable_handlers ();
   cleanup_dead_labels ();
   group_case_labels ();
@@ -190,7 +192,7 @@ execute_cleanup_cfg_post_optimizing (void)
            }
        }
     }
-  return 0;
+  return todo;
 }
 
 struct gimple_opt_pass pass_cleanup_cfg_post_optimizing =