Re: [arm-gnu] STM32 silicon errata

[Lanchon <lanchon@xxxxxxxxxxx>]

Thank you very much, Nathan. I already asked and ST does not want to 
answer. In fact, that erratum was only published after fuss on ST's 
forum. Regrettably, while working with ST I have grown accustomed to 
this kind of secrecy.
Regards,
Lanchon

Nathan Sidwell wrote:
> Lanchon,
> > ST makes the STM32 microcontroller line based on the Cortex-M3 core. 
> > Today ST published a new silicon errata document for the line in 
> > which it states that code generated by "GNU rev 4.2.3 and later" is 
> > incompatible with all but the latest silicon revision of the chips.
> > 1) What new behavior in 4.2.3 triggers this issue?
> > 2) What exactly goes wrong when the issue is triggered?
> > 3) Was there a workaround in place for the STM32 in pre-4.2.3 compilers?
> >
> > Thank you very much for your help.
> You should ask ST for that information, the errata document you cite 
> has insufficient information to determine. CodeSourcery has no 
> additional information about this.
> nathan