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[Bug tree-optimization/81540] tree-switch-conversion leads to code bloat
- 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: Tue, 25 Jul 2017 07:45:14 +0000
- Subject: [Bug tree-optimization/81540] tree-switch-conversion leads to code bloat
- Auto-submitted: auto-generated
- References: <bug-81540-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81540
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2017-07-25
Ever confirmed|0 |1
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
I think it lacks a cost model for cases like this. Or applying perfect hashing
to get the size of the lookup array down.