On Wed, May 04, 2011 at 12:04:40PM -0600, Tom Tromey wrote:
> Should DW_OP_bra be restricted to integral types? Several other opcodes
Yes. If you want to test other types, just compare them against 0
using DW_OP_ne etc.
> Currently, the comparison operators are all defined as performing signed
> operations. So, what should happen in this case:
>
> DW_OP_lit0
> DW_OP_GNU_convert <unsigned int>
> DW_OP_GNU_const_type <unsigned int> -1
> DW_OP_gt
>
> That is, should this ignore the type (perhaps just using the type
> width), or is this a bug in the spec?
Whenever you have explicit type, use that type for comparisons, including
its signedness.
Jakub
