[Pkg-rust-maintainers] Bug#1040888: rust-condure FTBFS on architectures with unsigned char

[Adrian Bunk]

Source: rust-condure
Version: 1.10.0-1
Severity: serious
Tags: ftbfs

https://buildd.debian.org/status/fetch.php?pkg=rust-condure&arch=ppc64el&ver=1.10.0-1&stamp=1689116835&raw=0

...
error[E0308]: mismatched types
   --> src/lib.rs:161:13
    |
158 |         if libc::getpwnam_r(
    |            ---------------- arguments to this function are incorrect
...
161 |             buf.as_mut_ptr() as *mut i8,
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u8`, found `i8`
    |
    = note: expected raw pointer `*mut u8`
               found raw pointer `*mut i8`
note: function defined here

error[E0308]: mismatched types
   --> src/lib.rs:188:13
    |
185 |         if libc::getgrnam_r(
    |            ---------------- arguments to this function are incorrect
...
188 |             buf.as_mut_ptr() as *mut i8,
    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u8`, found `i8`
    |
    = note: expected raw pointer `*mut u8`
               found raw pointer `*mut i8`
note: function defined here

For more information about this error, try `rustc --explain E0308`.
error: could not compile `condure` due to 2 previous errors
...