>>>>> On Thu, 31 Aug 2017, Mike Pagano wrote:

> +             declare -l LOOP_ARCH_L=${LOOP_ARCH}
> [...]
> +             declare -u TC_ARCH_KERNEL=$(tc-arch-kernel); 

This is not legal in EAPI 5 or earlier, because the -l and -u options
of declare did not exist in bash 3.2. So it is no improvement over
using ,, and ^^ operators.

Ulrich

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