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[Bug middle-end/55555] [4.8 Regression] miscompilation at -O2 (tree-pre?)
- From: "Joost.VandeVondele at mat dot ethz.ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 01 Dec 2012 15:53:17 +0000
- Subject: [Bug middle-end/55555] [4.8 Regression] miscompilation at -O2 (tree-pre?)
- Auto-submitted: auto-generated
- References: <bug-55555-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55555
Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |Joost.VandeVondele at mat
| |dot ethz.ch
Summary|[4.8 Regression] |[4.8 Regression]
|miscompilation at -O2 |miscompilation at -O2
| |(tree-pre?)
--- Comment #1 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2012-12-01 15:53:17 UTC ---
Using -O2 -fno-tree-pre fixes the testcase.
Using -O1 -ftree-pre leads to an infinite loop at runtime.