Hello, The test cases A03quoting.ztst B03print.ztst started failing on Alpine Linux (which uses musl libc instead of glibc) recently with zsh 5.8. The error messages for both tests are below. The entire build log is attached. Any idea what might be causing this? Please CC me, I am not subscribed to the list. A03quoting: ./A03quoting.ztst: starting. --- /tmp/zsh.ztst.7165/ztst.out 2021-04-14 19:25:19.195321984 +0000 +++ /tmp/zsh.ztst.7165/ztst.tout 2021-04-14 19:25:19.198655320 +0000 @@ -4,4 +4,4 @@ 16#4D 16#42 16#53 -16#DC +16#DFDC Test ./A03quoting.ztst failed: output differs from expected as shown above for: chars=$(print -r $'BS\\MBS\M-\\') for (( i = 1; i <= $#chars; i++ )); do char=$chars[$i] print $(( [#16] #char )) done Was testing: $'-style quote with metafied backslash ./A03quoting.ztst: test failed. B03print: ./B03print.ztst: starting. --- /tmp/zsh.ztst.14907/ztst.out 2021-04-14 19:25:30.405330894 +0000 +++ /tmp/zsh.ztst.14907/ztst.tout 2021-04-14 19:25:30.405330894 +0000 @@ -1 +1 @@ -f0 +dff0 Test ./B03print.ztst failed: output differs from expected as shown above for: printf '%x\n' $(printf '"\xf0') Was testing: numeric value of high numbered character ./B03print.ztst: test failed. Greetings, Sören