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[Bug tree-optimization/66502] SCCVN can't handle PHIs optimistically optimally
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 11 Jun 2015 09:20:48 +0000
- Subject: [Bug tree-optimization/66502] SCCVN can't handle PHIs optimistically optimally
- Auto-submitted: auto-generated
- References: <bug-66502-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66502
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Someone craft a testcase where both cases are interconnected and thus no
optimization is performed currently with either scheme (but would with
merged SCCs).