[Bug tree-optimization/23181] [4.1 Regression] Dominator opts slows down bresenham line drawing by roughly 20%

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-08-01 
14:50 -------
(In reply to comment #3)
> BTW, ax and ay are used uninitialized here, and mainline doesn't warn about 
> this.
> Weird.
Not really that weird, the warning problem is PR 18501.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23181