[GCC-XML] How to debug gccxml?

[Daniel J. Lauk]

Just another piece of information:

I removed the storage class "static" from both prototype (in the header) and 
implementation of DJL_xml_output_body, but it still crashes at the same 
position.

Regards,
DJ

Am Montag, 16. Januar 2006 18:03 schrieb Daniel J. Lauk:
> Hi.
>
> Well, I did as you described and I found that my code bails out on a
> function call. I have absolutely no clue, what's going on.
> Might it be, that this is some issue about static and non-static functions?
>
> Practically *all* my functions are static, besides an entry point to
> the .c-file which is non-static. The code snippets are below.
>
> Did I get something wrong about static functions? I mean it's all a
> visibility question, right? xml.c could not call DJL_xml_output_body(...)
> directly, because it's static. This is why there is a specific entry
> function, which is non-static. Sounded like a good idea to me...
>
> Regards,
> DJ
>
> <code>
> /* your entry point to this module */
> void do_xml_dump_body(xml_document_info_p xdi, tree t, int indent_level) {
>     /* this is where SIGSEGV gets triggered   :-(   */
>     DJL_xml_output_body(xdi->file, t, indent_level);
> }
>
>  /* ... skipping several lines ... */
> static void DJL_xml_output_body(FILE *file, tree t, int indent_level) {
>   DJL_xml_open_tag(file, indent_level++, "Body");
>   DJL_xml_output_statement(file, t, indent_level);
>   DJL_xml_close_tag(file, --indent_level, "Body");
> }
> </code>
>
> Am Sonntag, 15. Januar 2006 17:02 schrieb Brad King:
> > Daniel J. Lauk wrote:
> > > 1) How do I make a debug build of gccxml? (couldn't find appropriate
> > > CMake docs)
> >
> > Set CMAKE_BUILD_TYPE to "Debug" in the configuration dialog.
> >
> > > 2) How would I run the gdb (or any GUI frontend) so that it breaks
> > > inside of xml.c:do_xml_output?
> >
> > First run the main program "gccxml" as normal but add the "--debug"
> > option.  It will print the full command line for gccxml_cc1plus.  Then
> > you can use that command line inside gdb.
> >
> > -Brad
>
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