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[Bug middle-end/33675] Badly optimized negations on x86 with -frounding-math
- From: "bagnara at cs dot unipr dot it" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Oct 2007 13:03:53 -0000
- Subject: [Bug middle-end/33675] Badly optimized negations on x86 with -frounding-math
- References: <bug-33675-1710@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #2 from bagnara at cs dot unipr dot it 2007-10-06 13:03 -------
I don't understand. Do you mean that what I consider the natural compilation
of that piece of code (the shorter assembly listing) is incorrect? In other
words: do you think that the shorter assembly listing does not properly honor
the volatile qualifier?
If so, why?
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33675