Auto merge of #3652 - rust-lang:rustup-2024-06-07, r=RalfJung

Automatic Rustup

Author: bors

rust-version

@@ -1 +1 @@
-a330e49593ee890f9197727a3a558b6e6b37f843
+76e7a0849c07d73e4d9afde8036ee8c450127cc8

src/helpers.rs

@@ -126,7 +126,7 @@ fn try_resolve_did(tcx: TyCtxt<'_>, path: &[&str], namespace: Option<Namespace>)
     // the one in the sysroot and the one locally built by `cargo test`.)
     // FIXME: can we prefer the one from the sysroot?
     'crates: for krate in
-        tcx.used_crates(()).iter().filter(|&&krate| tcx.crate_name(krate).as_str() == crate_name)
+        tcx.crates(()).iter().filter(|&&krate| tcx.crate_name(krate).as_str() == crate_name)
     {
         let mut cur_item = DefId { krate: *krate, index: CRATE_DEF_INDEX };
         // Go over the modules.
@@ -1354,7 +1354,7 @@ pub fn get_local_crates(tcx: TyCtxt<'_>) -> Vec<CrateNum> {
         .map(|crates| crates.split(',').map(|krate| krate.to_string()).collect::<Vec<_>>())
         .unwrap_or_default();
     let mut local_crates = Vec::new();
-    for &crate_num in tcx.crates_including_speculative(()) {
+    for &crate_num in tcx.crates(()) {
         let name = tcx.crate_name(crate_num);
         let name = name.as_str();
         if local_crate_names.iter().any(|local_name| local_name == name) {

src/intrinsics/simd.rs

@@ -590,6 +590,7 @@ pub trait EvalContextExt<'tcx>: crate::MiriInterpCxExt<'tcx> {
                     .expect_const()
                     .eval(*this.tcx, this.param_env(), this.tcx.span)
                     .unwrap()
+                    .1
                     .unwrap_branch();
                 let index_len = index.len();
 

tests/pass/function_calls/abi_compat.rs

@@ -83,12 +83,24 @@ fn main() {
     test_abi_compat(main as fn(), id::<i32> as fn(i32) -> i32);
     // - 1-ZST
     test_abi_compat((), [0u8; 0]);
-    // - Guaranteed null-pointer-optimizations (RFC 3391).
+    // - Guaranteed Option<X> null-pointer-optimizations (RFC 3391).
     test_abi_compat(&0u32 as *const u32, Some(&0u32));
     test_abi_compat(main as fn(), Some(main as fn()));
     test_abi_compat(0u32, Some(num::NonZero::new(1u32).unwrap()));
     test_abi_compat(&0u32 as *const u32, Some(Wrapper(&0u32)));
-    test_abi_compat(0u32, Some(Wrapper(num::NonZero::new(1u32).unwrap())));
+    test_abi_compat(0u32, Some(Wrapper(num::NonZeroU32::new(1u32).unwrap())));
+    // - Guaranteed Result<X, ZST1> does the same as Option<X> (RFC 3391)
+    test_abi_compat(&0u32 as *const u32, Result::<_, ()>::Ok(&0u32));
+    test_abi_compat(main as fn(), Result::<_, ()>::Ok(main as fn()));
+    test_abi_compat(0u32, Result::<_, ()>::Ok(num::NonZeroU32::new(1).unwrap()));
+    test_abi_compat(&0u32 as *const u32, Result::<_, ()>::Ok(Wrapper(&0u32)));
+    test_abi_compat(0u32, Result::<_, ()>::Ok(Wrapper(num::NonZeroU32::new(1).unwrap())));
+    // - Guaranteed Result<ZST1, X> also does the same as Option<X> (RFC 3391)
+    test_abi_compat(&0u32 as *const u32, Result::<(), _>::Err(&0u32));
+    test_abi_compat(main as fn(), Result::<(), _>::Err(main as fn()));
+    test_abi_compat(0u32, Result::<(), _>::Err(num::NonZeroU32::new(1).unwrap()));
+    test_abi_compat(&0u32 as *const u32, Result::<(), _>::Err(Wrapper(&0u32)));
+    test_abi_compat(0u32, Result::<(), _>::Err(Wrapper(num::NonZeroU32::new(1).unwrap())));
 
     // These must work for *any* type, since we guarantee that `repr(transparent)` is ABI-compatible
     // with the wrapped field.