ARM Cortex-M Microcontroller startup files

[Jens Bauer via Digitalmars-d]

On Monday, 27 April 2015 at 05:19:52 UTC, Timo Sintonen wrote:
> On Sunday, 26 April 2015 at 18:23:47 UTC, Martin Nowak wrote:
>
> I have also tried for years to build a working multilib without 
> success. {snip}
>
> Please note: This is the first time ever I have suceeded. This 
> will not work with any gcc before april. An older gcc will not 
> build m4 or it may even not pass configuring.

Does this mean that we'll need to use GCC-5.1.0 (released April 
22, 2015) ?
(I'm currently on 4.9.2, which is from october 2014)