[Bug c/63645] Incorrect code generation

[joseph at codesourcery dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63645

--- Comment #23 from joseph at codesourcery dot com <joseph at codesourcery dot com> ---
On Mon, 27 Oct 2014, jakub at gcc dot gnu.org wrote:

> Let's consider if in #c11 you change:
>   GnmExprBinary *res = malloc (sizeof (GnmExprBinary));
>   res->oper = op;
>   return (GnmExpr*)res;
> to:
>   GnmExpr *res = malloc (sizeof (GnmExprBinary));
>   res->binary.oper = op;
>   return res;
> is that also invalid?  I think that pretty much models what GCC does in its

That's one of the poorly defined cases where it's not clear which object 
is relevant.