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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,32 @@ | ||
use rustc_span::Symbol; | ||
use rustc_target::spec::abi::Abi; | ||
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use crate::*; | ||
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pub fn is_dyn_sym(_name: &str) -> bool { | ||
false | ||
} | ||
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impl<'mir, 'tcx: 'mir> EvalContextExt<'mir, 'tcx> for crate::MiriInterpCx<'mir, 'tcx> {} | ||
pub trait EvalContextExt<'mir, 'tcx: 'mir>: crate::MiriInterpCxExt<'mir, 'tcx> { | ||
fn emulate_foreign_item_inner( | ||
&mut self, | ||
link_name: Symbol, | ||
abi: Abi, | ||
args: &[OpTy<'tcx, Provenance>], | ||
dest: &MPlaceTy<'tcx, Provenance>, | ||
) -> InterpResult<'tcx, EmulateItemResult> { | ||
let this = self.eval_context_mut(); | ||
match link_name.as_str() { | ||
// Miscellaneous | ||
"__errno" => { | ||
let [] = this.check_shim(abi, Abi::C { unwind: false }, link_name, args)?; | ||
let errno_place = this.last_error_place()?; | ||
this.write_scalar(errno_place.to_ref(this).to_scalar(), dest)?; | ||
} | ||
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_ => return Ok(EmulateItemResult::NotSupported), | ||
} | ||
Ok(EmulateItemResult::NeedsJumping) | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1 @@ | ||
pub mod foreign_items; |
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Original file line number | Diff line number | Diff line change |
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@@ -8,6 +8,7 @@ mod socket; | |
mod sync; | ||
mod thread; | ||
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mod android; | ||
mod freebsd; | ||
mod linux; | ||
mod macos; | ||
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