[Bug rtl-optimization/44194] struct returned by value generates useless stores

[ebotcazou at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44194

--- Comment #45 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-09-12 23:59:03 UTC ---
> Note that the x86 target has been changed in svn to use TImode for 128-bit
> structures, and structures bigger than 128 bits may not be passed in registers,
> so triggering this bug may be quite different now.

That's largely orthogonal, not all structures can have an integer mode.