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[Bug target/47617] SSE rounding mode works -g, not -O3
- 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, 8 Feb 2011 11:35:35 +0000
- Subject: [Bug target/47617] SSE rounding mode works -g, not -O3
- Auto-submitted: auto-generated
- References: <bug-47617-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47617
--- Comment #7 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-02-08 11:35:32 UTC ---
Well, this case is slightly different as we simply have const/pure builtins
that do not only depend on their arguments (but the FP state). Thus we'd need
to trop the attributes from these functions for -frounding-math. Not that
it would help a lot, given PR34678 ...