Auto merge of #133059 - workingjubilee:rollup-rc5kvr1, r=workingjubilee

Rollup of 8 pull requests

Successful merges:

 - #132790 (Add as_slice/into_slice for IoSlice/IoSliceMut.)
 - #132905 ([AIX] Add crate "unwind" to link with libunwind)
 - #132977 (Fix compilation error on Solaris due to flock usage)
 - #132984 ([illumos] use pipe2 to create anonymous pipes)
 - #133019 (docs: Fix missing period and colon in methods for primitive types)
 - #133048 (use `&raw` in `{read, write}_unaligned` documentation)
 - #133050 (Always inline functions signatures containing `f16` or `f128`)
 - #133053 (tests: Fix the SIMD FFI tests with certain x86 configuration)

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

1 files changed, 10 insertions, 0 deletions

diff --git a/compiler/rustc_mir_transform/src/cross_crate_inline.rs b/compiler/rustc_mir_transform/src/cross_crate_inline.rs
index 42cbece32d8..589be81558c 100644
--- a/compiler/rustc_mir_transform/src/cross_crate_inline.rs
+++ b/compiler/rustc_mir_transform/src/cross_crate_inline.rs
@@ -50,6 +50,16 @@ fn cross_crate_inlinable(tcx: TyCtxt<'_>, def_id: LocalDefId) -> bool {
         _ => {}
     }
 
+    let sig = tcx.fn_sig(def_id).instantiate_identity();
+    for ty in sig.inputs().skip_binder().iter().chain(std::iter::once(&sig.output().skip_binder()))
+    {
+        // FIXME(f16_f128): in order to avoid crashes building `core`, always inline to skip
+        // codegen if the function is not used.
+        if ty == &tcx.types.f16 || ty == &tcx.types.f128 {
+            return true;
+        }
+    }
+
     // Don't do any inference when incremental compilation is enabled; the additional inlining that
     // inference permits also creates more work for small edits.
     if tcx.sess.opts.incremental.is_some() {