[Dwarf-Discuss] Any real products that do...

Michael Eager eager@eagercon.com
Fri Oct 21 17:38:44 GMT 2011

On 10/21/2011 10:30 AM, Tom Tromey wrote:
>>>>>> "David" == David Earlam<David.Earlam at csr.com>  writes:
>>>>      Are there any existing DWARF-based tool chains (compiler and
>>>> debugger) that use column information to do, say, highlight the
>>>> fragments of a for statement as execution advances?
> David>  xRay, ASPEX and RealView Debugger would draw a box around column
> David>  delimited statements in a single line and ARM's RealView Compilation
> David>  Tools 3 and 4
> David>  compilers produce column information to let it do so.
> I'm curious if you, or anybody, knows the space penalty for including
> the column information in the debuginfo.  GCC could emit it pretty
> easily, but I know people worry about size.

I think it would be one or two bytes for each TAG which has source coordinates.

Michael Eager	 eager at eagercon.com
1960 Park Blvd., Palo Alto, CA 94306  650-325-8077

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