Re: [PATCH v4] Add debuginfod support to GDB

[Simon Marchi <simark@simark.ca>]

On 2020-02-24 3:45 p.m., Aaron Merey wrote:
> On Mon, Feb 24, 2020 at 3:39 PM Simon Marchi <simark@simark.ca> wrote:
>> I just noticed that the debuginfod_debuginfo_query definition is not in sync with
>> the declaration, so when we build without debug info support, we get:
>>
>>   CXX    debuginfod-support.o
>> /home/smarchi/src/binutils-gdb/gdb/debuginfod-support.c: In function ‘scoped_fd debuginfod_debuginfo_query(const unsigned char*, int, gdb::unique_xmalloc_ptr<char>*)’:
>> /home/smarchi/src/binutils-gdb/gdb/debuginfod-support.c:36:1: error: no previous declaration for ‘scoped_fd debuginfod_debuginfo_query(const unsigned char*, int, gdb::unique_xmalloc
>> _ptr<char>*)’ [-Werror=missing-declarations]
>>  debuginfod_debuginfo_query (const unsigned char *build_id __attribute__((unused)),
>>  ^~~~~~~~~~~~~~~~~~~~~~~~~~
>>
>> I also think you could remove the __attribute__((unused)).  We don't use -Wunused-parameter
>> in GDB, and I don't think we plan to (there are a ton of places with unused parameters like
>> that, that don't hurt).
> 
> Ah ok I will change that on my end, I won't repost the patch over that unless
> you'd like me to.
> 
> Aaron

That's correct, keep the change locally for now.  I am trying to set up a debuginfod
server to try your patch at the moment.

Simon