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add panic_fmt_nounwind for panicing without unwinding, and use it for panic_no_unwind

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This commit is contained in:
Ralf Jung 2022-10-06 12:40:43 +02:00
parent 2b50cd1877
commit 66282cb47d
2 changed files with 19 additions and 10 deletions
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7
compiler/rustc_hir_analysis/src/collect.rs
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@ -1582,13 +1582,6 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: DefId) -> CodegenFnAttrs {
codegen_fn_attrs.flags |= CodegenFnAttrFlags::TRACK_CALLER;
}
// The panic_no_unwind function called by TerminatorKind::Abort will never
// unwind. If the panic handler that it invokes unwind then it will simply
// call the panic handler again.
if Some(did.to_def_id()) == tcx.lang_items().panic_no_unwind() {
codegen_fn_attrs.flags |= CodegenFnAttrFlags::NEVER_UNWIND;
}
let supported_target_features = tcx.supported_target_features(LOCAL_CRATE);
let mut inline_span = None;