[RFC PATCH v2 02/12] powerpc/ptrace: drop unnecessary #ifdefs CONFIG_PPC64

[Christophe Leroy]

Le 28/06/2019 à 18:36, Andreas Schwab a écrit :
> On Jun 28 2019, Christophe Leroy <christophe.leroy at c-s.fr> wrote:
> 
>> diff --git a/arch/powerpc/include/uapi/asm/ptrace.h b/arch/powerpc/include/uapi/asm/ptrace.h
>> index f5f1ccc740fc..37d7befbb8dc 100644
>> --- a/arch/powerpc/include/uapi/asm/ptrace.h
>> +++ b/arch/powerpc/include/uapi/asm/ptrace.h
>> @@ -43,12 +43,11 @@ struct pt_regs
>>   	unsigned long link;
>>   	unsigned long xer;
>>   	unsigned long ccr;
>> -#ifdef __powerpc64__
>> -	unsigned long softe;		/* Soft enabled/disabled */
>> -#else
>> -	unsigned long mq;		/* 601 only (not used at present) */
>> +	union {
>> +		unsigned long softe;	/* Soft enabled/disabled */
>> +		unsigned long mq;	/* 601 only (not used at present) */
>>   					/* Used on APUS to hold IPL value. */
>> -#endif
>> +	};
> 
> Anonymous unions are a C11 feature.
> 

Is that a problem ?

Kernel has a minimum GCC requirement of version 4.6, doesn't 4.6 support 
C11 ?

Christophe