[Bug tree-optimization/20496] "-1" is inconsistently printed in tree dumps

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-03-16 
15:02 -------
Yes this is because TREE_OVERFLOW is set.

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20496