[Bug c++/11134] DWARF Problems with const int globals

["drow at mvista dot com" <gcc-bugzilla at gcc dot gnu dot org>]

PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11134



------- Additional Comments From drow@mvista.com  2003-06-09 14:21 -------
Subject: Re:  New: DWARF Problems with const int globals

This isn't really an answer to your bug report, but it counts as a
workaround...

On Mon, Jun 09, 2003 at 02:15:57PM -0000, drkent@lanl.gov wrote:
> PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.
> 
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11134
> 
>            Summary: DWARF Problems with const int globals
>            Product: gcc
>            Version: 3.3
>             Status: UNCONFIRMED
>           Severity: normal
>           Priority: P2
>          Component: c++
>         AssignedTo: unassigned@gcc.gnu.org
>         ReportedBy: drkent@lanl.gov
>                 CC: gcc-bugs@gcc.gnu.org
> 
> I am developing a dynamic instrumentation tool that uses DWARF and have
> encountered a few problems that could be from the dwarf information generated by
> g++  3.3.
> 
> There are a few global variables defined as "const int".  When the tool parses
> the binary, it attempts to locate these variables and then gives a
> DW_DLV_NO_ENTRY error which means that the attribute is not where the dwarf
> information says it is.
> 
> I have avoided these problems by changing the global const ints to #define
> statments, and the code runs properly.
> 
> Please contact me with any questions.

If you are developing this tool, please, please, please use DWARF-2
instead!  The DWARF writer is on its last legs, especially in C++, and
the format is inferior.