[Bug libquadmath/91924] New: tgammal(- odd.5 ) has wrong sign

[tydeman at tybor dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91924

            Bug ID: 91924
           Summary: tgammal(- odd.5 ) has wrong sign
           Product: gcc
           Version: 7.3.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libquadmath
          Assignee: unassigned at gcc dot gnu.org
          Reporter: tydeman at tybor dot com
  Target Milestone: ---

tgammal() of negative odd non-integers, e.g., -33.5, -37.5, -67.5, -69.5, ...
has the wrong sign.  It should be positive.