[Bug tree-optimization/41101] [4.4/4.5 Regression] ICE in compute_antic, at tree-ssa-pre.c:2419

[rguenth at gcc dot gnu dot org]

------- Comment #12 from rguenth at gcc dot gnu dot org  2009-09-06 12:41 -------
This is what I am thinking of:

Index: gcc/tree-ssa-pre.c
===================================================================
--- gcc/tree-ssa-pre.c  (revision 151458)
+++ gcc/tree-ssa-pre.c  (working copy)
@@ -1802,7 +1802,10 @@ phi_translate_set (bitmap_set_t dest, bi
        phi_trans_add (expr, translated, pred);

       if (translated != NULL)
-       bitmap_value_insert_into_set (dest, translated);
+       {
+         bitmap_value_insert_into_set (dest, translated);
+         bitmap_value_insert_into_set (maximal_set, translated);
+       }
     }
   VEC_free (pre_expr, heap, exprs);
 }


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41101