[Dwarf-discuss] tag nesting question
Sat Dec 23 20:49:37 GMT 2006
Marcel Mettes wrote:
> As being someone who works on debuggers, I would love to see the extra
> One of my personal goals for the debugger is that it shows exactly what
> was present in the original source code that was compiled, so that
> someone who is debugging may spot an error because of the actual input.
> Hiding differences like struct versus class is not likely to hide bugs,
> but in general I prefer as much detail as possible.
> Also, with g++ compiled objects, the debugger must first use some test
> to detect how to display DW_TAG_struct_type (personally I do not want to
> see struct when debugging C++) which I do not like much myself. I would
> like to use as little heuristics as possible, there is enough confusion
> already :-).
The issue is less about whether to identify that the source was
a class, struct, or union, than how to identify this. In general,
for small distinctions between essentially identical constructs,
like class, struct, and union, DWARF uses an attribute to distinguish
which appeared in the source.
Michael Eager eager at eagercon.com
1960 Park Blvd., Palo Alto, CA 94306 650-325-8077
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