RFC: [PATCH] Support -plugin-opt=disable-output for LLVM plugin

[H.J. Lu]

On Wed, Feb 11, 2015 at 6:42 PM, Rafael Espíndola
<rafael.espindola@gmail.com> wrote:
>> You can use atexit.  It is used elsewhere in llvm.
>
> The plugin needs an early exit, not a way to schedule stuff to run at exit.

If that is the case, my patch is the way to go.

>> 1. It expects gold:
>>
>>     ld_version = subprocess.Popen(['ld', '--version'], stdout = subprocess.PIPE)
>>     if not 'GNU gold' in ld_version.stdout.read():
>>         return False
>
> This should be fixed to be more general.
>
>> 2. It expects elf32ppc support:
>>
>>   emulations = fields[2].split()
>>     if 'elf32ppc' not in emulations or 'elf_x86_64' not in emulations:
>>         return False
>>
>> Even my gold doesn't have elf32ppc support.
>
> This should be moved to a ppc specific subdirectory.
>

Thanks.


-- 
H.J.