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Is this a bug? Why not?



macadamia% print $ZSH_VERSION $ZSH_PATCHLEVEL
4.3.10-dev-1 1.4947
macadamia% print ${var-???}
CVS Doc Etc Src
macadamia% print ${${var}-???}

macadamia% print ${${var}+???}
CVS Doc Etc Src
macadamia% print ${${var}:-???}
CVS Doc Etc Src
macadamia% print ${${var}:+???}

macadamia%



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