[Bug middle-end/20217] Switching off the optimization triggers undefined reference at link time when building Linux kernel.

[stiriac at oddpost dot com]

------- Additional Comments From stiriac at oddpost dot com  2005-02-25 23:25 -------
You mean this behavior is perfectly normal for the compiler ? 
This means the optimization flag plays somehow a redundant role with the 
options enabling/disabling error or warning messages ?

I haven't seen anything like this in the Gcc doc, though I cannot say I learnt 
it by heart :)

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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20217