re PR middle-end/52800 (eglibc build broken with internal compiler error in cfgloop .)

2012-04-02  Richard Guenther  <rguenther@suse.de>

	PR rtl-optimization/52800
	* cprop.c (execute_rtl_cprop): Call cleanup_cfg with
	CLEANUP_CFG_CHANGED.

From-SVN: r186081

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ef6425c..a020c70 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2012-04-02  Richard Guenther  <rguenther@suse.de>
 
+       PR rtl-optimization/52800
+       * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
+       CLEANUP_CFG_CHANGED.
+
+2012-04-02  Richard Guenther  <rguenther@suse.de>
+
        PR middle-end/52803
        * loop-init.c (gate_handle_loop2): Destroy loops here if
        we don't enter RTL loop optimizers.

diff --git a/gcc/cprop.c b/gcc/cprop.c
index 024dd20..ea69091 100644 (file)
--- a/gcc/cprop.c
+++ b/gcc/cprop.c
@@ -1916,7 +1916,7 @@ execute_rtl_cprop (void)
   changed = one_cprop_pass ();
   flag_rerun_cse_after_global_opts |= changed;
   if (changed)
-    cleanup_cfg (0);
+    cleanup_cfg (CLEANUP_CFG_CHANGED);
   return 0;
 }