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Rollup merge of #113252 - tgross35:const-cstr-from-ptr-tracking-issue, r=ChrisDenton

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Update the tracking issue for `const_cstr_from_ptr`

Tracking issue #101719 was for `const_cstr_methods`, #113219 is a new issue specific for `const_cstr_from_ptr`.

(I believe #101719 could also be closed)

```@rustbot``` label +T-libs-api +A-docs
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Matthias Krüger 2023-07-22 11:48:53 +02:00 committed by GitHub
commit 58a4be1dfb
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library/core/src/ffi/c_str.rs
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@ -256,7 +256,7 @@ impl CStr {
#[inline]
#[must_use]
#[stable(feature = "rust1", since = "1.0.0")]
#[rustc_const_unstable(feature = "const_cstr_from_ptr", issue = "101719")]
#[rustc_const_unstable(feature = "const_cstr_from_ptr", issue = "113219")]
pub const unsafe fn from_ptr<'a>(ptr: *const c_char) -> &'a CStr {
// SAFETY: The caller has provided a pointer that points to a valid C
// string with a NUL terminator of size less than `isize::MAX`, whose