Auto merge of #126240 - matthiaskrgr:rollup-ks4o2n9, r=matthiaskrgr

Rollup of 9 pull requests

Successful merges:

 - #126063 (Remove some unused crate dependencies.)
 - #126115 (Fix ICE due to `unwrap` in `probe_for_name_many`)
 - #126159 (ScalarInt: size mismatches are a bug, do not delay the panic)
 - #126184 (interpret: do not ICE on padded non-pow2 SIMD vectors)
 - #126191 (Fix `NonZero` doctest inconsistencies)
 - #126211 (migrate tests/run-make/llvm-outputs to use rmake.rs)
 - #126212 (fix: build on haiku)
 - #126215 (Add explanatory note to async block type mismatch error)
 - #126223 (run-make: add `run_in_tmpdir` self-test)

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

Author: bors

src/intrinsics/simd.rs

@@ -645,8 +645,7 @@ pub trait EvalContextExt<'tcx>: crate::MiriInterpCxExt<'tcx> {
                 for i in 0..dest_len {
                     let src_index: u64 = index[usize::try_from(i).unwrap()]
                         .unwrap_leaf()
-                        .try_to_u32()
-                        .unwrap()
+                        .to_u32()
                         .into();
                     let dest = this.project_index(&dest, i)?;
 

src/shims/unix/socket.rs

@@ -51,9 +51,9 @@ pub trait EvalContextExt<'tcx>: crate::MiriInterpCxExt<'tcx> {
 
         let fds = &mut this.machine.fds;
         let sv0 = fds.insert_fd(FileDescriptor::new(SocketPair));
-        let sv0 = Scalar::try_from_int(sv0, sv.layout.size).unwrap();
+        let sv0 = Scalar::from_int(sv0, sv.layout.size);
         let sv1 = fds.insert_fd(FileDescriptor::new(SocketPair));
-        let sv1 = Scalar::try_from_int(sv1, sv.layout.size).unwrap();
+        let sv1 = Scalar::from_int(sv1, sv.layout.size);
 
         this.write_scalar(sv0, &sv)?;
         this.write_scalar(sv1, &sv.offset(sv.layout.size, sv.layout, this)?)?;

tests/pass/intrinsics/portable-simd.rs

@@ -658,11 +658,32 @@ fn simd_masked_loadstore() {
     assert_eq!(buf, [2, 3, 4]);
 }
 
+fn simd_ops_non_pow2() {
+    // Just a little smoke test for operations on non-power-of-two vectors.
+    #[repr(simd, packed)]
+    #[derive(Copy, Clone)]
+    pub struct SimdPacked<T, const N: usize>([T; N]);
+    #[repr(simd)]
+    #[derive(Copy, Clone)]
+    pub struct SimdPadded<T, const N: usize>([T; N]);
+
+    let x = SimdPacked([1u32; 3]);
+    let y = SimdPacked([2u32; 3]);
+    let z = unsafe { intrinsics::simd_add(x, y) };
+    assert_eq!({ z.0 }, [3u32; 3]);
+
+    let x = SimdPadded([1u32; 3]);
+    let y = SimdPadded([2u32; 3]);
+    let z = unsafe { intrinsics::simd_add(x, y) };
+    assert_eq!(z.0, [3u32; 3]);
+}
+
 fn main() {
     simd_mask();
     simd_ops_f32();
     simd_ops_f64();
     simd_ops_i32();
+    simd_ops_non_pow2();
     simd_cast();
     simd_swizzle();
     simd_gather_scatter();