[Bug c/20238] signed/unsigned multiplication + sign extension broken 32->64 bit sign promotion?

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-02-27 
21:10 -------
This is invalid.
(unsigned int)(signed_char) is still signed extened.
if you don't want a sign extension do:
(unsigned int)(unsigned char)(signed_char).

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |INVALID


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20238