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[Bug math/15367] Let gcc use __builtin_isinf
- From: "jtaylor.debian at googlemail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Wed, 08 May 2013 18:20:54 +0000
- Subject: [Bug math/15367] Let gcc use __builtin_isinf
- Auto-submitted: auto-generated
- References: <bug-15367-131 at http dot sourceware dot org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=15367
Julian Taylor <jtaylor.debian at googlemail dot com> changed:
What |Removed |Added
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CC| |jtaylor.debian at
| |googlemail dot com
--- Comment #5 from Julian Taylor <jtaylor.debian at googlemail dot com> 2013-05-08 18:20:54 UTC ---
This would be very useful.
Lots of software has to add explicit __builtin_isnan/isinf/isfinite to their
headers or undefine the macros to get decent performance with glibc.
Checking for isnan/isinf/isfinite in tight loops is very common in numerical
applications.
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