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rust-lang · Aug 27, 2024 · 197c7b3 · 197c7b3
1 parent 18e2a95
commit 197c7b3
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diff --git a/library/core/src/slice/raw.rs b/library/core/src/slice/raw.rs
@@ -120,6 +120,7 @@ use crate::{array, ptr, ub_checks};
 #[rustc_const_stable(feature = "const_slice_from_raw_parts", since = "1.64.0")]
 #[must_use]
 #[rustc_diagnostic_item = "slice_from_raw_parts"]
+#[track_caller]
 pub const unsafe fn from_raw_parts<'a, T>(data: *const T, len: usize) -> &'a [T] {
     // SAFETY: the caller must uphold the safety contract for `from_raw_parts`.
     unsafe {

diff --git a/library/core/src/ub_checks.rs b/library/core/src/ub_checks.rs
@@ -65,6 +65,7 @@ macro_rules! assert_unsafe_precondition {
             #[inline]
             #[rustc_nounwind]
             #[rustc_const_unstable(feature = "const_ub_checks", issue = "none")]
+            #[track_caller]
             const fn precondition_check($($name:$ty),*) {
                 if !$e {
                     ::core::panicking::panic_nounwind(