[Bug c/24916] option -O undocumented in cpp docs

[pinskia at gcc dot gnu dot org]

------- Comment #2 from pinskia at gcc dot gnu dot org  2005-11-17 18:03 -------
They are documented:
http://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24916