[Buildroot] [PATCH] toolchain: specify GCC_BUG_85180 is true only if GCC version < 8.x

[Petr Vorel]

Hi,

> Bug 85180:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85180
> has been fixed on Gcc version >= 8.x

> So:
> - add 'depends on !BR2_TOOLCHAIN_GCC_AT_LEAST_8' to 'config
>   BR2_TOOLCHAIN_HAS_GCC_BUG_85180'.

> Signed-off-by: Giulio Benetti <giulio.benetti at micronovasrl.com>
Reviewed-by: Petr Vorel <petr.vorel at gmail.com>

Kind regards,
Petr