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Re: rfc: __builtin_syntax_error
On Mon, Jan 14, 2002 at 07:08:48PM +0000, Joseph S. Myers wrote:
> On Mon, 14 Jan 2002, Aldy Hernandez wrote:
>
> > #define some_c_overloaded_fun(a)
> > __builtin_choose_expr (__builtin_types_compatible (typeof(a), char),
> > something_char(a),
> > check for int.... something_int(a)
> > check for float.. something_float(a)
> > default:
> > __builtin_syntax_error("invalid type", __LINE__)
>
> If this is to be a syntax error only when that part of the expression is
> chosen, we'll need the support that isn't yet there on the mainline for
> suppressing errors in parts of an expression, and make
> __builtin_choose_expr use it. I think that the tentative diagnostics
> support on cp-parser-branch is sufficient; hopefully after 3.1 branches
yeah, but i need this for now.
i guess i can do an target specific builtin. all i want the builtin to do
is error(whatever_the_builtin_got_fed).
aldy