On Wed, May 25, 2016 at 3:29 PM, Chet Ramey <chet.ra...@case.edu> wrote:
> Thanks for the report. Both of these cases should be caught > Is it deliberate that with the latest changes a faulty += RHS causes an existing valid nameref to be unset? $ declare -n ref=re $ declare -n ref+=f bash: ref: nameref variable self references not allowed $ declare -p ref bash: declare: ref: not found $ declare -n ref=X $ declare -n ref+=/bash: declare: `/': not a valid identifier $ *declare* -p ref bash: declare: ref: not found Also, this still seems to miss some stuff that would normally be caught: $ declare -n ref=ref[0] bash: declare: ref: nameref variable self references not allowed $ declare -n ref=re ref+=f[0] $ declare -p refdeclare -n ref="ref[0]"
