--- a/gcc/mode-switching.c
+++ b/gcc/mode-switching.c
@@ -747,7 +747,7 @@ optimize_mode_switching (void)
     commit_edge_insertions ();

 #if defined (MODE_ENTRY) && defined (MODE_EXIT)
-  cleanup_cfg (CLEANUP_NO_INSN_DEL);
+  /*cleanup_cfg (CLEANUP_NO_INSN_DEL);*/
 #else
   if (!need_commit && !emitted)
     return 0;
--- a/gcc/cfgrtl.c
+++ b/gcc/cfgrtl.c
@@ -1828,7 +1828,7 @@ commit_edge_insertions (void)
   basic_block bb;

 #ifdef ENABLE_CHECKING
-  verify_flow_info ();
+  /*verify_flow_info ();*/
 #endif