[PATCH v2 15/16] arm: Define __memchr

[Richard Henderson]

On 12/21/2016 04:25 PM, Joseph Myers wrote:
> On Wed, 21 Dec 2016, Richard Henderson wrote:
> 
>> All other memchr implementations define it.
> 
> But since memchr is a C90 function (so there are no external-linkage 
> namespace issues), and not used in any macros defined in installed headers 
> (so no block-scope namespace issues), is there any actual use for 
> __memchr, or should all the implementations just define memchr and not 
> __memchr?
> 

It's an excellent question.  As best I can tell, __memchr is no longer used (or
was never used -- it's hard to tell) at all.

Probably it should be purged from all of the implementations.


r~