szige...@delg0.elte.hu writes: > Configuration Information [Automatically generated, do not change]: > Machine: x86_64 > OS: linux-gnu > Compiler: gcc > Compilation CFLAGS: -march=x86-64 -mtune=generic -O2 -pipe -fno-plt > -fexceptions -Wp,-D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security > -fstack-clash-protection -fcf-protection -g > -ffile-prefix-map=/build/bash/src=/usr/src/debug/bash -flto=auto > -DDEFAULT_PATH_VALUE='/usr/local/sbin:/usr/local/bin:/usr/bin' > -DSTANDARD_UTILS_PATH='/usr/bin' -DSYS_BASHRC='/etc/bash.bashrc' > -DSYS_BASH_LOGOUT='/etc/bash.bash_logout' > -DNON_INTERACTIVE_LOGIN_SHELLS > uname output: Linux delg0 6.6.36-1-lts #1 SMP PREEMPT_DYNAMIC Thu, 27 Jun > 2024 12:26:27 +0000 x86_64 GNU/Linux > Machine Type: x86_64-pc-linux-gnu > > Bash Version: 5.2 > Patch Level: 26 > Release Status: release > > Description: > printf works in version 5.2.026-2, fails in version 5.2.026-3 > > Repeat-By: > contents of tmp.sh begins -------- > #!/usr/bin/env bash > a=1 > printf "%.2f\n" "$a" > contents of tmp.sh ends ---------- > > 5.2.026-2> ./tmp.sh > 1.00 > > 5.2.026-3> ./tmp.hs > nan > > Fix: > I don't understand what is happening, my current fix is downgrading to > 5.2.026-2.
I suspect, based on your environment, that you're using Arch Linux or a derivative. See https://gitlab.archlinux.org/archlinux/packaging/packages/bash/-/issues/3.
