[Bug libfortran/49024] REAL*16 ERFC_SCALED inaccuracy

[fxcoudert at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49024

--- Comment #2 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> 2011-05-23 19:53:31 UTC ---
The 128-bit code for scaled erfc in Cephes is terrible. For ERFC_SCALED(1), it
gives:
  0.427592...
instead of:
  0.427583...

I don't see any easy way about this, someone will have to play minimax :)