[OE-core] Multilib build support by single toolchain generated by Yocto

[Luo Zhenhua]

Hi Mark, 

Thanks for your comments. 

> -----Original Message-----
> From: Mark Hatle [mailto:mark.hatle at windriver.com]
> Sent: Tuesday, September 15, 2015 9:05 PM
> 
> On 9/15/15 3:23 AM, Luo Zhenhua wrote:
> >
> > Currently to support 32b and 64b build for same core in Yocto, two
> > separated compilers need to be generated. Is there plan to support
> > multilib build(32b and
> > 64b) by single toolchain which is generated by Yocto in future?
> >
> 
> The requirements for multilib compilers depend on architecture, configuration
> and GNU GCC limitations.  Some architects will work fine with a single compiler,
> others may require multiple compilers.
[Luo Zhenhua-B19537] It is feasible to generate the single toolchain with multilib support in Yocto, is the understanding right? 
	Do you mind to give more details of above comments for better understanding? 


Best Regards,

Zhenhua