Auto merge of #76964 - RalfJung:rollup-ybn06fs, r=RalfJung

Rollup of 15 pull requests

Successful merges:

 - #76722 (Test and fix Send and Sync traits of BTreeMap artefacts)
 - #76766 (Extract some intrinsics out of rustc_codegen_llvm)
 - #76800 (Don't generate bootstrap usage unless it's needed)
 - #76809 (simplfy condition in ItemLowerer::with_trait_impl_ref())
 - #76815 (Fix wording in mir doc)
 - #76818 (Don't compile regex at every function call.)
 - #76821 (Remove redundant nightly features)
 - #76823 (black_box: silence unused_mut warning when building with cfg(miri))
 - #76825 (use `array_windows` instead of `windows` in the compiler)
 - #76827 (fix array_windows docs)
 - #76828 (use strip_prefix over starts_with and manual slicing based on pattern length (clippy::manual_strip))
 - #76840 (Move to intra doc links in core/src/future)
 - #76845 (Use intra docs links in core::{ascii, option, str, pattern, hash::map})
 - #76853 (Use intra-doc links in library/core/src/task/wake.rs)
 - #76871 (support panic=abort in Miri)

Failed merges:

r? `@ghost`

1 files changed, 10 insertions, 10 deletions

diff --git a/compiler/rustc_session/src/search_paths.rs b/compiler/rustc_session/src/search_paths.rs
index e12364b7dac..83b737a73b1 100644
--- a/compiler/rustc_session/src/search_paths.rs
+++ b/compiler/rustc_session/src/search_paths.rs
@@ -56,16 +56,16 @@ impl PathKind {
 
 impl SearchPath {
     pub fn from_cli_opt(path: &str, output: config::ErrorOutputType) -> Self {
-        let (kind, path) = if path.starts_with("native=") {
-            (PathKind::Native, &path["native=".len()..])
-        } else if path.starts_with("crate=") {
-            (PathKind::Crate, &path["crate=".len()..])
-        } else if path.starts_with("dependency=") {
-            (PathKind::Dependency, &path["dependency=".len()..])
-        } else if path.starts_with("framework=") {
-            (PathKind::Framework, &path["framework=".len()..])
-        } else if path.starts_with("all=") {
-            (PathKind::All, &path["all=".len()..])
+        let (kind, path) = if let Some(stripped) = path.strip_prefix("native=") {
+            (PathKind::Native, stripped)
+        } else if let Some(stripped) = path.strip_prefix("crate=") {
+            (PathKind::Crate, stripped)
+        } else if let Some(stripped) = path.strip_prefix("dependency=") {
+            (PathKind::Dependency, stripped)
+        } else if let Some(stripped) = path.strip_prefix("framework=") {
+            (PathKind::Framework, stripped)
+        } else if let Some(stripped) = path.strip_prefix("all=") {
+            (PathKind::All, stripped)
         } else {
             (PathKind::All, path)
         };