user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

native_call: we only support thin pointers as return type

Browse source
This commit is contained in:
Ralf Jung 2025-10-22 13:11:39 +02:00
parent 86bb8ebacb
commit 424f7bf201
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/tools/miri/src/shims/native_lib/mod.rs
View file

@ -7,7 +7,7 @@ use libffi::low::CodePtr;
use libffi::middle::Type as FfiType;
use rustc_abi::{HasDataLayout, Size};
use rustc_data_structures::either;
use rustc_middle::ty::layout::TyAndLayout;
use rustc_middle::ty::layout::{HasTypingEnv, TyAndLayout};
use rustc_middle::ty::{self, IntTy, Ty, UintTy};
use rustc_span::Symbol;
use serde::{Deserialize, Serialize};
@ -144,7 +144,7 @@ trait EvalContextExtPriv<'tcx>: crate::MiriInterpCxExt<'tcx> {
unsafe { ffi::call::<()>(fun, libffi_args) };
return interp_ok(ImmTy::uninit(dest.layout));
}
ty::RawPtr(..) => {
ty::RawPtr(ty, ..) if ty.is_sized(*this.tcx, this.typing_env()) => {
let x = unsafe { ffi::call::<*const ()>(fun, libffi_args) };
let ptr = StrictPointer::new(Provenance::Wildcard, Size::from_bytes(x.addr()));
Scalar::from_pointer(ptr, this)