This bug is gone in Ubuntu 12.04 using bash 4.2.25(1)-release ** Changed in: bash (Ubuntu) Status: New => Fix Released
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to bash in Ubuntu. https://bugs.launchpad.net/bugs/1045072 Title: bash generates spurious DEL on empty variable interpolation Status in bash package in Ubuntu: Fix Released Bug description: #!/bin/bash -u # BASH BUG: spurious DEL characters appear on empty variable interpolation. # BASH 4.2.8(1)-release # Script works fine (expected output) using /bin/dash. # -Ian! D. Allen - idal...@idallen.ca - www.idallen.com a='' { echo correct "$a" # correct empty output line echo correct "$a""$a" # correct empty output line echo correct "$a""$a""$a" # correct empty output line echo XwrongX "$a""$a""$a""$a" # spurious two DEL chars appear at line end echo correct a"$a" # correct single "a" on line echo XwrongX a"$a""$a" # spurious DEL char appears at line end echo correct a"$a$a" # correct single "a" on line echo correct a"$a$a$a$a" # correct single "a" on line } | cat -v ProblemType: Bug DistroRelease: Ubuntu 11.04 Package: bash 4.2-0ubuntu3 ProcVersionSignature: Ubuntu 2.6.38-15.66-generic 2.6.38.8 Uname: Linux 2.6.38-15-generic x86_64 Architecture: amd64 Date: Sun Sep 2 15:36:55 2012 InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1) SourcePackage: bash UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bash/+bug/1045072/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp