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Fix handling of rust_eh_personality in reachable_non_generics

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This commit is contained in:
Amanieu d'Antras 2022-08-28 06:38:01 +08:00
parent d8c81485d8
commit a7e4794c2e
1 changed files with 7 additions and 11 deletions
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18
compiler/rustc_codegen_ssa/src/back/symbol_export.rs
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@ -103,18 +103,14 @@ fn reachable_non_generics_provider(tcx: TyCtxt<'_>, cnum: CrateNum) -> DefIdMap<
}
})
.map(|def_id| {
let (export_level, used) = if special_runtime_crate {
let name = tcx.symbol_name(Instance::mono(tcx, def_id.to_def_id())).name;
// We won't link right if these symbols are stripped during LTO.
let used = match name {
"rust_eh_personality"
| "rust_eh_register_frames"
| "rust_eh_unregister_frames" => true,
_ => false,
};
(SymbolExportLevel::Rust, used)
// We won't link right if this symbol is stripped during LTO.
let name = tcx.symbol_name(Instance::mono(tcx, def_id.to_def_id())).name;
let used = name == "rust_eh_personality";
let export_level = if special_runtime_crate {
SymbolExportLevel::Rust
} else {
(symbol_export_level(tcx, def_id.to_def_id()), false)
symbol_export_level(tcx, def_id.to_def_id())
};
let codegen_attrs = tcx.codegen_fn_attrs(def_id.to_def_id());
debug!(