Auto merge of rust-lang#129108 - matthiaskrgr:rollup-t4rjwgp, r=matthiaskrgr

Rollup of 8 pull requests

Successful merges:

 - rust-lang#125970 (CommandExt::before_exec: deprecate safety in edition 2024)
 - rust-lang#127905 (Add powerpc-unknown-linux-muslspe compile target)
 - rust-lang#128925 (derive(SmartPointer): register helper attributes)
 - rust-lang#128946 (Hash Ipv*Addr as an integer)
 - rust-lang#128963 (Add possibility to generate rustdoc JSON output to stdout)
 - rust-lang#129015 (Update books)
 - rust-lang#129067 (Use `append` instead of `extend(drain(..))`)
 - rust-lang#129100 (Fix dependencies cron job)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

.github/workflows/dependencies.yml

@@ -67,7 +67,7 @@ jobs:
       - name: cargo update rustbook
         run: |
           echo -e "\nrustbook dependencies:" >> cargo_update.log
-          cargo update --manifest-path src/tools/rustbook 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
+          cargo update --manifest-path src/tools/rustbook/Cargo.toml 2>&1 | sed '/crates.io index/d' | tee -a cargo_update.log
       - name: upload Cargo.lock artifact for use in PR
         uses: actions/upload-artifact@v4
         with:

Cargo.lock

@@ -1775,9 +1775,9 @@ checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
 
 [[package]]
 name = "indexmap"
-version = "2.2.6"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
+checksum = "93ead53efc7ea8ed3cfb0c79fc8023fbb782a5432b52830b6518941cebe6505c"
 dependencies = [
  "equivalent",
  "hashbrown",

compiler/rustc_data_structures/Cargo.toml

@@ -10,7 +10,7 @@ bitflags = "2.4.1"
 either = "1.0"
 elsa = "=1.7.1"
 ena = "0.14.3"
-indexmap = { version = "2.0.0" }
+indexmap = { version = "2.4.0" }
 jobserver_crate = { version = "0.1.28", package = "jobserver" }
 measureme = "11"
 rustc-hash = "1.1.0"

compiler/rustc_feature/src/builtin_attrs.rs

@@ -578,12 +578,6 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
         EncodeCrossCrate::No, coroutines, experimental!(coroutines)
     ),
 
-    // `#[pointee]` attribute to designate the pointee type in SmartPointer derive-macro
-    gated!(
-        pointee, Normal, template!(Word), ErrorFollowing,
-        EncodeCrossCrate::No, derive_smart_pointer, experimental!(pointee)
-    ),
-
     // RFC 3543
     // `#[patchable_function_entry(prefix_nops = m, entry_nops = n)]`
     gated!(

compiler/rustc_index/src/vec.rs

@@ -188,6 +188,11 @@ impl<I: Idx, T> IndexVec<I, T> {
         let min_new_len = elem.index() + 1;
         self.raw.resize_with(min_new_len, fill_value);
     }
+
+    #[inline]
+    pub fn append(&mut self, other: &mut Self) {
+        self.raw.append(&mut other.raw);
+    }
 }
 
 /// `IndexVec` is often used as a map, so it provides some map-like APIs.

compiler/rustc_mir_transform/src/inline.rs

@@ -726,7 +726,7 @@ impl<'tcx> Inliner<'tcx> {
 
         // Insert all of the (mapped) parts of the callee body into the caller.
         caller_body.local_decls.extend(callee_body.drain_vars_and_temps());
-        caller_body.source_scopes.extend(&mut callee_body.source_scopes.drain(..));
+        caller_body.source_scopes.append(&mut callee_body.source_scopes);
         if self
             .tcx
             .sess
@@ -740,7 +740,7 @@ impl<'tcx> Inliner<'tcx> {
             // still getting consistent results from the mir-opt tests.
             caller_body.var_debug_info.append(&mut callee_body.var_debug_info);
         }
-        caller_body.basic_blocks_mut().extend(callee_body.basic_blocks_mut().drain(..));
+        caller_body.basic_blocks_mut().append(callee_body.basic_blocks_mut());
 
         caller_body[callsite.block].terminator = Some(Terminator {
             source_info: callsite.source_info,

compiler/rustc_monomorphize/src/partitioning.rs

@@ -371,7 +371,7 @@ fn merge_codegen_units<'tcx>(
         // Move the items from `cgu_src` to `cgu_dst`. Some of them may be
         // duplicate inlined items, in which case the destination CGU is
         // unaffected. Recalculate size estimates afterwards.
-        cgu_dst.items_mut().extend(cgu_src.items_mut().drain(..));
+        cgu_dst.items_mut().append(cgu_src.items_mut());
         cgu_dst.compute_size_estimate();
 
         // Record that `cgu_dst` now contains all the stuff that was in
@@ -410,7 +410,7 @@ fn merge_codegen_units<'tcx>(
         // Move the items from `smallest` to `second_smallest`. Some of them
         // may be duplicate inlined items, in which case the destination CGU is
         // unaffected. Recalculate size estimates afterwards.
-        second_smallest.items_mut().extend(smallest.items_mut().drain(..));
+        second_smallest.items_mut().append(smallest.items_mut());
         second_smallest.compute_size_estimate();
 
         // Don't update `cgu_contents`, that's only for incremental builds.

compiler/rustc_target/src/spec/mod.rs

@@ -1561,6 +1561,7 @@ supported_targets! {
     ("powerpc-unknown-linux-gnu", powerpc_unknown_linux_gnu),
     ("powerpc-unknown-linux-gnuspe", powerpc_unknown_linux_gnuspe),
     ("powerpc-unknown-linux-musl", powerpc_unknown_linux_musl),
+    ("powerpc-unknown-linux-muslspe", powerpc_unknown_linux_muslspe),
     ("powerpc64-ibm-aix", powerpc64_ibm_aix),
     ("powerpc64-unknown-linux-gnu", powerpc64_unknown_linux_gnu),
     ("powerpc64-unknown-linux-musl", powerpc64_unknown_linux_musl),

compiler/rustc_target/src/spec/targets/powerpc_unknown_linux_muslspe.rs

@@ -0,0 +1,28 @@
+use crate::abi::Endian;
+use crate::spec::{base, Cc, LinkerFlavor, Lld, StackProbeType, Target, TargetOptions};
+
+pub fn target() -> Target {
+    let mut base = base::linux_musl::opts();
+    base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-mspe"]);
+    base.max_atomic_width = Some(32);
+    base.stack_probes = StackProbeType::Inline;
+
+    Target {
+        llvm_target: "powerpc-unknown-linux-muslspe".into(),
+        metadata: crate::spec::TargetMetadata {
+            description: Some("PowerPC SPE Linux with musl".into()),
+            tier: Some(3),
+            host_tools: Some(false),
+            std: Some(true),
+        },
+        pointer_width: 32,
+        data_layout: "E-m:e-p:32:32-Fn32-i64:64-n32".into(),
+        arch: "powerpc".into(),
+        options: TargetOptions {
+            abi: "spe".into(),
+            endian: Endian::Big,
+            mcount: "_mcount".into(),
+            ..base
+        },
+    }
+}

library/core/src/marker.rs

@@ -1060,7 +1060,7 @@ pub trait FnPtr: Copy + Clone {
 }
 
 /// Derive macro generating impls of traits related to smart pointers.
-#[rustc_builtin_macro]
+#[rustc_builtin_macro(SmartPointer, attributes(pointee))]
 #[allow_internal_unstable(dispatch_from_dyn, coerce_unsized, unsize)]
 #[unstable(feature = "derive_smart_pointer", issue = "123430")]
 pub macro SmartPointer($item:item) {