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[Bug math/4108] erfcf returns incorrectly rounded results compared to erfc


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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