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[Bug tree-optimization/41101] [4.4/4.5 Regression] ICE in compute_antic, at tree-ssa-pre.c:2419
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Sep 2009 12:41:32 -0000
- Subject: [Bug tree-optimization/41101] [4.4/4.5 Regression] ICE in compute_antic, at tree-ssa-pre.c:2419
- References: <bug-41101-5724@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla 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