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Use the correct char type on all platforms

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This commit is contained in:
Oli Scherer 2024-02-14 11:12:19 +00:00
parent 5f6390f947
commit 25806f8d80
3 changed files with 8 additions and 9 deletions
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4
tests/ui/const-generics/issues/issue-72352.full.stderr
View file

@ -1,7 +1,7 @@
error[E0741]: using function pointers as const generic parameters is forbidden
--> $DIR/issue-72352.rs:7:42
--> $DIR/issue-72352.rs:8:42
|
LL | unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const i8) -> usize {
LL | unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const c_char) -> usize {
| ^^^^^^^^^^^^^^^^^^
error: aborting due to 1 previous error

4
tests/ui/const-generics/issues/issue-72352.min.stderr
View file

@ -1,7 +1,7 @@
error: using function pointers as const generic parameters is forbidden
--> $DIR/issue-72352.rs:7:42
--> $DIR/issue-72352.rs:8:42
|
LL | unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const i8) -> usize {
LL | unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const c_char) -> usize {
| ^^^^^^^^^^^^^^^^^^
|
= note: the only supported types are integers, `bool` and `char`

9
tests/ui/const-generics/issues/issue-72352.rs
View file

@ -1,10 +1,11 @@
// revisions: full min
#![cfg_attr(full, feature(adt_const_params))]
#![cfg_attr(full, allow(incomplete_features))]
use std::ffi::{CStr, CString};
use std::ffi::{c_char, CStr, CString};
unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const i8) -> usize {
unsafe fn unsafely_do_the_thing<const F: fn(&CStr) -> usize>(ptr: *const c_char) -> usize {
//~^ ERROR: using function pointers as const generic parameters is forbidden
F(CStr::from_ptr(ptr))
}
@ -16,7 +17,5 @@ fn safely_do_the_thing(s: &CStr) -> usize {
fn main() {
let baguette = CString::new("baguette").unwrap();
let ptr = baguette.as_ptr();
println!("{}", unsafe {
unsafely_do_the_thing::<safely_do_the_thing>(ptr)
});
println!("{}", unsafe { unsafely_do_the_thing::<safely_do_the_thing>(ptr) });
}