The patch fixed the breakage due to the r174848 backport to google/main --
the gate function for cprop is in a different file from trunk.
2011-06-09 David Li <davi...@google.com>
* gcse.c (gate_rtl_cprop): Gate cleanup
(execute_rtl_cprop): Gate cleanup
Index: gcse.c
===================================================================
--- gcse.c (revision 174852)
+++ gcse.c (working copy)
@@ -5309,15 +5309,17 @@ one_cprop_pass (void)
static bool
gate_rtl_cprop (void)
{
- return optimize > 0 && flag_gcse
- && !cfun->calls_setjmp
- && dbg_cnt (cprop);
+ return optimize > 0 && flag_gcse;
}
static unsigned int
execute_rtl_cprop (void)
{
int changed;
+ if (cfun->calls_setjmp
+ || !dbg_cnt (cprop))
+ return 0;
+
delete_unreachable_blocks ();
df_set_flags (DF_LR_RUN_DCE);
df_analyze ();
--
This patch is available for review at http://codereview.appspot.com/4572055
