[Bug middle-end/39157] Code that compiles fine in 1GB of memory with 4.1.2 requires > 20GB in 4.2.* and higher

[jakub at gcc dot gnu dot org]

------- Comment #21 from jakub at gcc dot gnu dot org  2009-02-13 09:17 -------
To answer 2), I bet fwprop would suffer the same problem, but fwprop is
disabled at -O1, LICM is not.  I can try it today.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39157