On 07/02/2017 06:22 AM, Marco Atzeri wrote:
> Hi,
> while extracting debuginfo on 32 bit gdal dll
> 
> $ ls -s cyggdal-20.dll
> 103M cyggdal-20.dll
> 
> cygport randomly (moon phase?) is stacked waiting for nm
> to extract all the data due to Dwarf Error
> 
> $ nm -l cyggdal-20.dll
> 66e7ab80 b .bssBFD: Dwarf Error: Could not find abbrev number 4838.
> 
> On 64bit the issue does not arise and nm does its job in 40 seconds,
> for the 32 bit after 8 hours it could be still running.
> Changing binutils from 2.25 to 2.28 makes no difference.
> 
> The only explanation of the error I found is:
> https://gcc.gnu.org/ml/gcc/2002-11/msg00756.html
> 
> but I do not see a solution for my case.
> 
> Any hint really appreciated
> Marco
> 

Can you try if -gdwarf-X like
https://gcc.gnu.org/onlinedocs/gcc/Debugging-Options.html?

Or even -ggdb to see if it changes anything.