Auto merge of rust-lang#144490 - tgross35:rollup-ps0utme, r=tgross35

Rollup of 9 pull requests

Successful merges:

 - rust-lang#140871 (Don't lint against named labels in `naked_asm!`)
 - rust-lang#141663 (rustdoc: add ways of collapsing all impl blocks)
 - rust-lang#143272 (Upgrade the `fortanix-sgx-abi` dependency)
 - rust-lang#143585 (`loop_match`: suggest extracting to a `const` item)
 - rust-lang#143698 (Fix unused_parens false positive)
 - rust-lang#143859 (Guarantee 8 bytes of alignment in Thread::into_raw)
 - rust-lang#144160 (tests: debuginfo: Work around or disable broken tests on powerpc)
 - rust-lang#144412 (Small cleanup: Use LocalKey<Cell> methods more)
 - rust-lang#144431 (Disable has_reliable_f128_math on musl targets)

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

Author: bors

Cargo.lock

@@ -66,7 +66,7 @@ rand_xorshift = "0.4.0"
 dlmalloc = { version = "0.2.10", features = ['rustc-dep-of-std'] }
 
 [target.x86_64-fortanix-unknown-sgx.dependencies]
-fortanix-sgx-abi = { version = "0.5.0", features = [
+fortanix-sgx-abi = { version = "0.6.1", features = [
     'rustc-dep-of-std',
 ], public = true }
 

std/Cargo.toml

@@ -267,7 +267,7 @@ pub fn send(event_set: u64, tcs: Option<Tcs>) -> IoResult<()> {
 /// Usercall `insecure_time`. See the ABI documentation for more information.
 #[unstable(feature = "sgx_platform", issue = "56975")]
 pub fn insecure_time() -> Duration {
-    let t = unsafe { raw::insecure_time() };
+    let t = unsafe { raw::insecure_time().0 };
     Duration::new(t / 1_000_000_000, (t % 1_000_000_000) as _)
 }
 

std/src/sys/pal/sgx/abi/usercalls/mod.rs

@@ -1399,6 +1399,11 @@ where
 }
 
 /// The internal representation of a `Thread` handle
+///
+/// We explicitly set the alignment for our guarantee in Thread::into_raw. This
+/// allows applications to stuff extra metadata bits into the alignment, which
+/// can be rather useful when working with atomics.
+#[repr(align(8))]
 struct Inner {
     name: Option<ThreadNameString>,
     id: ThreadId,
@@ -1582,7 +1587,8 @@ impl Thread {
     /// Consumes the `Thread`, returning a raw pointer.
     ///
     /// To avoid a memory leak the pointer must be converted
-    /// back into a `Thread` using [`Thread::from_raw`].
+    /// back into a `Thread` using [`Thread::from_raw`]. The pointer is
+    /// guaranteed to be aligned to at least 8 bytes.
     ///
     /// # Examples
     ///