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[Bug target/33391] [4.3 regression] gfortran.dg/do_3.F90 fails at -O2
- From: "fxcoudert at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 11 Sep 2007 15:48:27 -0000
- Subject: [Bug target/33391] [4.3 regression] gfortran.dg/do_3.F90 fails at -O2
- References: <bug-33391-10259@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from fxcoudert at gcc dot gnu dot org 2007-09-11 15:48 -------
(In reply to comment #5)
> Although there is no intrinsic involved in the test case, I don't see the logic
> to consider (abuse of) overflows valid for arithmetic operations and invalid
> for intrinsics.
I'd be more than happy to consider that the testcase is not valid and we can
optimize as we wish. I thought I remembered from a c.l.f thread that this
behaviour was prohibited, but I've never been too good at reading the fine
prints myself.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33391