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[Bug tree-optimization/37449] [4.4 Regression] calculix gets wrong answer for -O1 -ffast-math
- From: "bergner at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 10 Sep 2008 01:33:50 -0000
- Subject: [Bug tree-optimization/37449] [4.4 Regression] calculix gets wrong answer for -O1 -ffast-math
- References: <bug-37449-4503@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #3 from bergner at gcc dot gnu dot org 2008-09-10 01:33 -------
With a mainline from today, it fails for me at -O2. Looking into it, it's
foo() that is miscompiled (I broke the 3 functions into their own files and
recompiled them), It's also the last element of results (ie, results[19] that
miscompares (141 versus expected value of 190).
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37449