[Bug target/23218] missing documentation for sse2 built-in functions

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|c                           |target
 GCC target triplet|                            |i?86-*-*, x86_64-*-*
           Keywords|                            |documentation, ssemmx


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23218