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[Bug math/4108] erfcf returns incorrectly rounded results compared to erfc
- From: "jsm28 at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Sun, 26 Feb 2012 14:00:40 +0000
- Subject: [Bug math/4108] erfcf returns incorrectly rounded results compared to erfc
- Auto-submitted: auto-generated
- References: <bug-4108-131@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=4108
Joseph Myers <jsm28 at gcc dot gnu.org> changed:
What |Removed |Added
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AssignedTo|aj at suse dot de |unassigned at sourceware
| |dot org
--- Comment #2 from Joseph Myers <jsm28 at gcc dot gnu.org> 2012-02-26 14:00:40 UTC ---
Confirmed in essence (the numbers of ULPs given in this report don't seem
right, though). erfcf (0X1.F7303CP+1) should be 0X1.D0CD2AP-26 but glibc gives
0X1.D0CD46P-26. erfcf (0X1.FFFFC8P+2) should be 0X1.C768DCP-97 but glibc gives
0X1.C7694EP-97.
Probably same cause as bug 2541.
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