Re: Issue with debug symbols with garbage collector

[Michael Eager <eager@eagercon.com>]

On 4/21/22 11:11, Michael Eager wrote:
> On 4/21/22 00:27, Nagaraju Mekala via Gcc-help wrote:
>>>   I meant instead of pointing to _start, Debug symbols were pointing to
>> microblaze_register_handler.
> 
> Both symbols are at location 0.
> 
>> I have attached the elf, where we cannot find any symbols related to
>> microblaze_register_handler function but the debug_loc is somehow showing
>> up at _start address.
> 
> There are two places where symbols are defined.  One is in the ELF
> symbol table:
> 
>     $ readelf -s kc705_hello.elf | grep " _start"
>     277: 0000000000000000     0 FUNC    GLOBAL DEFAULT    1 _start

There are a number of symbols with the prefix microblaze_ which appear 
in the ELF symbol table.  I can't tell from the very limited information 
you provide why those are included but microblaze_register_handler is 
not.  This probably has to do with how these functions are written.

-- 
Michael Eager