[Bug bootstrap/53321] [4.8 Regression] LTO bootstrap failed with bootstrap-profiled

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53321

--- Comment #16 from Uros Bizjak <ubizjak at gmail dot com> 2012-07-03 15:57:34 
UTC ---
Following patch fixes testcase failure for me, and also enables lto-bootstrap:

--cut here--
Index: ipa.c
===================================================================
--- ipa.c       (revision 189217)
+++ ipa.c       (working copy)
@@ -449,11 +449,6 @@ symtab_remove_unreachable_nodes (bool before_inlin
   verify_symtab ();
 #endif

-  /* If we removed something, perhaps profile could be improved.  */
-  if (changed && optimize && inline_edge_summary_vec)
-    FOR_EACH_DEFINED_FUNCTION (node)
-      cgraph_propagate_frequency (node);
-
   return changed;
 }

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