[Bug c/39469] Calculated values replaced with constants even if the constants cost more than the calculations

[steven at gcc dot gnu dot org]

------- Comment #3 from steven at gcc dot gnu dot org  2009-03-15 23:45 -------
Related to Bug PR20211, too.  It's all the same problem, basically: Undoing
constant propagation and discovering how to re-create constant values using
cheap arithmetic on live values in registers...


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39469