[PATCH] Improve the documentation of the optimization flags

[Renato Golin]

  I like the new layout, and the change is important, given that you're changing the meaning of -ON for N > 4.


================
Comment at: docs/tools/clang.pod:279
@@ +278,3 @@
+
+Somewhere between B<-O0> and B<-O2>.
+
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This is the best comment ever! ;)

And it's not even accurate... at least, not on *all* possibilities.

But for what it is, there is no better description.

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Comment at: docs/tools/clang.pod:305
@@ +304,3 @@
+
+Equivalent to B<-02>.
+
----------------
Is this a zero? or an oh?


http://llvm-reviews.chandlerc.com/D2138